Mercurial > repos > guerler > springsuite

annotate planemo/lib/python3.7/site-packages/requests/models.py @ 1:56ad4e20f292 draft

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"planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
author guerler
date Fri, 31 Jul 2020 00:32:28 -0400
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1
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1 # -*- coding: utf-8 -*-
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2
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3 """
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4 requests.models
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5 ~~~~~~~~~~~~~~~
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6
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7 This module contains the primary objects that power Requests.
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8 """
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9
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10 import datetime
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11 import sys
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12
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13 # Import encoding now, to avoid implicit import later.
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14 # Implicit import within threads may cause LookupError when standard library is in a ZIP,
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15 # such as in Embedded Python. See https://github.com/psf/requests/issues/3578.
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16 import encodings.idna
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17
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18 from urllib3.fields import RequestField
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19 from urllib3.filepost import encode_multipart_formdata
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20 from urllib3.util import parse_url
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21 from urllib3.exceptions import (
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22 DecodeError, ReadTimeoutError, ProtocolError, LocationParseError)
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23
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24 from io import UnsupportedOperation
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25 from .hooks import default_hooks
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26 from .structures import CaseInsensitiveDict
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27
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28 from .auth import HTTPBasicAuth
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29 from .cookies import cookiejar_from_dict, get_cookie_header, _copy_cookie_jar
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30 from .exceptions import (
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31 HTTPError, MissingSchema, InvalidURL, ChunkedEncodingError,
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32 ContentDecodingError, ConnectionError, StreamConsumedError)
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33 from ._internal_utils import to_native_string, unicode_is_ascii
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34 from .utils import (
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35 guess_filename, get_auth_from_url, requote_uri,
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36 stream_decode_response_unicode, to_key_val_list, parse_header_links,
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37 iter_slices, guess_json_utf, super_len, check_header_validity)
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38 from .compat import (
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39 Callable, Mapping,
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40 cookielib, urlunparse, urlsplit, urlencode, str, bytes,
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41 is_py2, chardet, builtin_str, basestring)
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42 from .compat import json as complexjson
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43 from .status_codes import codes
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44
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45 #: The set of HTTP status codes that indicate an automatically
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46 #: processable redirect.
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47 REDIRECT_STATI = (
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48 codes.moved, # 301
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49 codes.found, # 302
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50 codes.other, # 303
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51 codes.temporary_redirect, # 307
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52 codes.permanent_redirect, # 308
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53 )
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54
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55 DEFAULT_REDIRECT_LIMIT = 30
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56 CONTENT_CHUNK_SIZE = 10 * 1024
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57 ITER_CHUNK_SIZE = 512
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58
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59
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60 class RequestEncodingMixin(object):
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61 @property
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62 def path_url(self):
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63 """Build the path URL to use."""
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64
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65 url = []
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66
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67 p = urlsplit(self.url)
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68
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69 path = p.path
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70 if not path:
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71 path = '/'
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72
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73 url.append(path)
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74
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75 query = p.query
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76 if query:
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77 url.append('?')
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78 url.append(query)
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79
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80 return ''.join(url)
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81
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82 @staticmethod
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83 def _encode_params(data):
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84 """Encode parameters in a piece of data.
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85
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86 Will successfully encode parameters when passed as a dict or a list of
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87 2-tuples. Order is retained if data is a list of 2-tuples but arbitrary
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88 if parameters are supplied as a dict.
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89 """
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90
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91 if isinstance(data, (str, bytes)):
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92 return data
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93 elif hasattr(data, 'read'):
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94 return data
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95 elif hasattr(data, '__iter__'):
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96 result = []
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97 for k, vs in to_key_val_list(data):
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98 if isinstance(vs, basestring) or not hasattr(vs, '__iter__'):
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99 vs = [vs]
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100 for v in vs:
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101 if v is not None:
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102 result.append(
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103 (k.encode('utf-8') if isinstance(k, str) else k,
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104 v.encode('utf-8') if isinstance(v, str) else v))
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105 return urlencode(result, doseq=True)
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106 else:
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107 return data
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108
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109 @staticmethod
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110 def _encode_files(files, data):
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111 """Build the body for a multipart/form-data request.
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112
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113 Will successfully encode files when passed as a dict or a list of
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114 tuples. Order is retained if data is a list of tuples but arbitrary
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115 if parameters are supplied as a dict.
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116 The tuples may be 2-tuples (filename, fileobj), 3-tuples (filename, fileobj, contentype)
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117 or 4-tuples (filename, fileobj, contentype, custom_headers).
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118 """
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119 if (not files):
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120 raise ValueError("Files must be provided.")
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121 elif isinstance(data, basestring):
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122 raise ValueError("Data must not be a string.")
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123
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124 new_fields = []
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125 fields = to_key_val_list(data or {})
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126 files = to_key_val_list(files or {})
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127
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128 for field, val in fields:
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129 if isinstance(val, basestring) or not hasattr(val, '__iter__'):
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130 val = [val]
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131 for v in val:
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132 if v is not None:
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133 # Don't call str() on bytestrings: in Py3 it all goes wrong.
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134 if not isinstance(v, bytes):
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135 v = str(v)
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136
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137 new_fields.append(
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138 (field.decode('utf-8') if isinstance(field, bytes) else field,
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139 v.encode('utf-8') if isinstance(v, str) else v))
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140
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141 for (k, v) in files:
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142 # support for explicit filename
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143 ft = None
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144 fh = None
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145 if isinstance(v, (tuple, list)):
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146 if len(v) == 2:
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147 fn, fp = v
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148 elif len(v) == 3:
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149 fn, fp, ft = v
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150 else:
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151 fn, fp, ft, fh = v
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152 else:
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153 fn = guess_filename(v) or k
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154 fp = v
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155
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156 if isinstance(fp, (str, bytes, bytearray)):
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157 fdata = fp
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158 elif hasattr(fp, 'read'):
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159 fdata = fp.read()
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160 elif fp is None:
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161 continue
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162 else:
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163 fdata = fp
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164
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165 rf = RequestField(name=k, data=fdata, filename=fn, headers=fh)
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166 rf.make_multipart(content_type=ft)
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167 new_fields.append(rf)
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168
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169 body, content_type = encode_multipart_formdata(new_fields)
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170
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171 return body, content_type
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172
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173
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174 class RequestHooksMixin(object):
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175 def register_hook(self, event, hook):
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176 """Properly register a hook."""
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177
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178 if event not in self.hooks:
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179 raise ValueError('Unsupported event specified, with event name "%s"' % (event))
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180
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181 if isinstance(hook, Callable):
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182 self.hooks[event].append(hook)
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183 elif hasattr(hook, '__iter__'):
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184 self.hooks[event].extend(h for h in hook if isinstance(h, Callable))
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185
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186 def deregister_hook(self, event, hook):
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187 """Deregister a previously registered hook.
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188 Returns True if the hook existed, False if not.
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189 """
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190
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191 try:
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192 self.hooks[event].remove(hook)
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193 return True
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194 except ValueError:
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195 return False
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196
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197
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198 class Request(RequestHooksMixin):
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199 """A user-created :class:`Request <Request>` object.
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200
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201 Used to prepare a :class:`PreparedRequest <PreparedRequest>`, which is sent to the server.
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202
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203 :param method: HTTP method to use.
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204 :param url: URL to send.
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205 :param headers: dictionary of headers to send.
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206 :param files: dictionary of {filename: fileobject} files to multipart upload.
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207 :param data: the body to attach to the request. If a dictionary or
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208 list of tuples ``[(key, value)]`` is provided, form-encoding will
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209 take place.
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210 :param json: json for the body to attach to the request (if files or data is not specified).
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211 :param params: URL parameters to append to the URL. If a dictionary or
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212 list of tuples ``[(key, value)]`` is provided, form-encoding will
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213 take place.
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214 :param auth: Auth handler or (user, pass) tuple.
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215 :param cookies: dictionary or CookieJar of cookies to attach to this request.
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216 :param hooks: dictionary of callback hooks, for internal usage.
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217
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218 Usage::
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219
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220 >>> import requests
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221 >>> req = requests.Request('GET', 'https://httpbin.org/get')
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222 >>> req.prepare()
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223 <PreparedRequest [GET]>
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224 """
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225
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226 def __init__(self,
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227 method=None, url=None, headers=None, files=None, data=None,
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228 params=None, auth=None, cookies=None, hooks=None, json=None):
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229
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230 # Default empty dicts for dict params.
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231 data = [] if data is None else data
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232 files = [] if files is None else files
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233 headers = {} if headers is None else headers
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234 params = {} if params is None else params
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235 hooks = {} if hooks is None else hooks
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236
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237 self.hooks = default_hooks()
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238 for (k, v) in list(hooks.items()):
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239 self.register_hook(event=k, hook=v)
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240
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241 self.method = method
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242 self.url = url
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243 self.headers = headers
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244 self.files = files
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245 self.data = data
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246 self.json = json
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247 self.params = params
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248 self.auth = auth
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249 self.cookies = cookies
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250
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251 def __repr__(self):
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252 return '<Request [%s]>' % (self.method)
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253
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254 def prepare(self):
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255 """Constructs a :class:`PreparedRequest <PreparedRequest>` for transmission and returns it."""
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256 p = PreparedRequest()
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257 p.prepare(
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258 method=self.method,
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259 url=self.url,
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260 headers=self.headers,
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261 files=self.files,
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262 data=self.data,
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263 json=self.json,
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264 params=self.params,
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265 auth=self.auth,
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266 cookies=self.cookies,
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267 hooks=self.hooks,
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268 )
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269 return p
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270
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271
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272 class PreparedRequest(RequestEncodingMixin, RequestHooksMixin):
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273 """The fully mutable :class:`PreparedRequest <PreparedRequest>` object,
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274 containing the exact bytes that will be sent to the server.
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275
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276 Generated from either a :class:`Request <Request>` object or manually.
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277
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278 Usage::
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279
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280 >>> import requests
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281 >>> req = requests.Request('GET', 'https://httpbin.org/get')
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282 >>> r = req.prepare()
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283 >>> r
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284 <PreparedRequest [GET]>
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285
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286 >>> s = requests.Session()
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287 >>> s.send(r)
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288 <Response [200]>
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289 """
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290
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291 def __init__(self):
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292 #: HTTP verb to send to the server.
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293 self.method = None
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294 #: HTTP URL to send the request to.
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295 self.url = None
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296 #: dictionary of HTTP headers.
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297 self.headers = None
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298 # The `CookieJar` used to create the Cookie header will be stored here
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299 # after prepare_cookies is called
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300 self._cookies = None
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301 #: request body to send to the server.
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302 self.body = None
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303 #: dictionary of callback hooks, for internal usage.
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304 self.hooks = default_hooks()
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305 #: integer denoting starting position of a readable file-like body.
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306 self._body_position = None
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307
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308 def prepare(self,
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309 method=None, url=None, headers=None, files=None, data=None,
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310 params=None, auth=None, cookies=None, hooks=None, json=None):
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311 """Prepares the entire request with the given parameters."""
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312
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313 self.prepare_method(method)
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314 self.prepare_url(url, params)
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315 self.prepare_headers(headers)
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316 self.prepare_cookies(cookies)
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317 self.prepare_body(data, files, json)
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318 self.prepare_auth(auth, url)
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319
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320 # Note that prepare_auth must be last to enable authentication schemes
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321 # such as OAuth to work on a fully prepared request.
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322
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323 # This MUST go after prepare_auth. Authenticators could add a hook
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324 self.prepare_hooks(hooks)
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325
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326 def __repr__(self):
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327 return '<PreparedRequest [%s]>' % (self.method)
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328
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329 def copy(self):
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330 p = PreparedRequest()
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331 p.method = self.method
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332 p.url = self.url
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333 p.headers = self.headers.copy() if self.headers is not None else None
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334 p._cookies = _copy_cookie_jar(self._cookies)
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335 p.body = self.body
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336 p.hooks = self.hooks
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337 p._body_position = self._body_position
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338 return p
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339
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340 def prepare_method(self, method):
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341 """Prepares the given HTTP method."""
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342 self.method = method
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343 if self.method is not None:
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344 self.method = to_native_string(self.method.upper())
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345
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346 @staticmethod
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347 def _get_idna_encoded_host(host):
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348 import idna
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349
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350 try:
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351 host = idna.encode(host, uts46=True).decode('utf-8')
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352 except idna.IDNAError:
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353 raise UnicodeError
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354 return host
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355
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356 def prepare_url(self, url, params):
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357 """Prepares the given HTTP URL."""
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358 #: Accept objects that have string representations.
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359 #: We're unable to blindly call unicode/str functions
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360 #: as this will include the bytestring indicator (b'')
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361 #: on python 3.x.
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362 #: https://github.com/psf/requests/pull/2238
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363 if isinstance(url, bytes):
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364 url = url.decode('utf8')
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365 else:
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366 url = unicode(url) if is_py2 else str(url)
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367
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368 # Remove leading whitespaces from url
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369 url = url.lstrip()
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370
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371 # Don't do any URL preparation for non-HTTP schemes like `mailto`,
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372 # `data` etc to work around exceptions from `url_parse`, which
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373 # handles RFC 3986 only.
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374 if ':' in url and not url.lower().startswith('http'):
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375 self.url = url
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376 return
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377
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378 # Support for unicode domain names and paths.
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379 try:
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380 scheme, auth, host, port, path, query, fragment = parse_url(url)
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381 except LocationParseError as e:
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382 raise InvalidURL(*e.args)
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383
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384 if not scheme:
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385 error = ("Invalid URL {0!r}: No schema supplied. Perhaps you meant http://{0}?")
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386 error = error.format(to_native_string(url, 'utf8'))
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387
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388 raise MissingSchema(error)
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guerler
parents:
diff changeset
389
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
390 if not host:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
391 raise InvalidURL("Invalid URL %r: No host supplied" % url)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
392
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
393 # In general, we want to try IDNA encoding the hostname if the string contains
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
394 # non-ASCII characters. This allows users to automatically get the correct IDNA
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
395 # behaviour. For strings containing only ASCII characters, we need to also verify
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
396 # it doesn't start with a wildcard (*), before allowing the unencoded hostname.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
397 if not unicode_is_ascii(host):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
398 try:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
399 host = self._get_idna_encoded_host(host)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
400 except UnicodeError:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
401 raise InvalidURL('URL has an invalid label.')
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
402 elif host.startswith(u'*'):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
403 raise InvalidURL('URL has an invalid label.')
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
404
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
405 # Carefully reconstruct the network location
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
406 netloc = auth or ''
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
407 if netloc:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
408 netloc += '@'
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
409 netloc += host
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
410 if port:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
411 netloc += ':' + str(port)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
412
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
413 # Bare domains aren't valid URLs.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
414 if not path:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
415 path = '/'
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
416
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
417 if is_py2:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
418 if isinstance(scheme, str):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
419 scheme = scheme.encode('utf-8')
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
420 if isinstance(netloc, str):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
421 netloc = netloc.encode('utf-8')
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
422 if isinstance(path, str):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
423 path = path.encode('utf-8')
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
424 if isinstance(query, str):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
425 query = query.encode('utf-8')
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
426 if isinstance(fragment, str):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
427 fragment = fragment.encode('utf-8')
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
428
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
429 if isinstance(params, (str, bytes)):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
430 params = to_native_string(params)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
431
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
432 enc_params = self._encode_params(params)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
433 if enc_params:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
434 if query:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
435 query = '%s&%s' % (query, enc_params)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
436 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
437 query = enc_params
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
438
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
439 url = requote_uri(urlunparse([scheme, netloc, path, None, query, fragment]))
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
440 self.url = url
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
441
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
442 def prepare_headers(self, headers):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
443 """Prepares the given HTTP headers."""
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
444
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
445 self.headers = CaseInsensitiveDict()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
446 if headers:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
447 for header in headers.items():
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
448 # Raise exception on invalid header value.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
449 check_header_validity(header)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
450 name, value = header
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
451 self.headers[to_native_string(name)] = value
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
452
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
453 def prepare_body(self, data, files, json=None):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
454 """Prepares the given HTTP body data."""
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
455
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
456 # Check if file, fo, generator, iterator.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
457 # If not, run through normal process.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
458
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
459 # Nottin' on you.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
460 body = None
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
461 content_type = None
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
462
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
463 if not data and json is not None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
464 # urllib3 requires a bytes-like body. Python 2's json.dumps
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
465 # provides this natively, but Python 3 gives a Unicode string.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
466 content_type = 'application/json'
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
467 body = complexjson.dumps(json)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
468 if not isinstance(body, bytes):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
469 body = body.encode('utf-8')
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
470
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
471 is_stream = all([
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
472 hasattr(data, '__iter__'),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
473 not isinstance(data, (basestring, list, tuple, Mapping))
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
474 ])
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
475
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
476 if is_stream:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
477 try:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
478 length = super_len(data)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
479 except (TypeError, AttributeError, UnsupportedOperation):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
480 length = None
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
481
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
482 body = data
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
483
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
484 if getattr(body, 'tell', None) is not None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
485 # Record the current file position before reading.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
486 # This will allow us to rewind a file in the event
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
487 # of a redirect.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
488 try:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
489 self._body_position = body.tell()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
490 except (IOError, OSError):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
491 # This differentiates from None, allowing us to catch
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
492 # a failed `tell()` later when trying to rewind the body
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
493 self._body_position = object()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
494
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
495 if files:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
496 raise NotImplementedError('Streamed bodies and files are mutually exclusive.')
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
497
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
498 if length:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
499 self.headers['Content-Length'] = builtin_str(length)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
500 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
501 self.headers['Transfer-Encoding'] = 'chunked'
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
502 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
503 # Multi-part file uploads.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
504 if files:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
505 (body, content_type) = self._encode_files(files, data)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
506 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
507 if data:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
508 body = self._encode_params(data)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
509 if isinstance(data, basestring) or hasattr(data, 'read'):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
510 content_type = None
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
511 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
512 content_type = 'application/x-www-form-urlencoded'
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
513
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
514 self.prepare_content_length(body)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
515
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
516 # Add content-type if it wasn't explicitly provided.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
517 if content_type and ('content-type' not in self.headers):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
518 self.headers['Content-Type'] = content_type
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
519
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520 self.body = body
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521
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522 def prepare_content_length(self, body):
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523 """Prepare Content-Length header based on request method and body"""
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524 if body is not None:
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525 length = super_len(body)
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526 if length:
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527 # If length exists, set it. Otherwise, we fallback
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528 # to Transfer-Encoding: chunked.
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529 self.headers['Content-Length'] = builtin_str(length)
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530 elif self.method not in ('GET', 'HEAD') and self.headers.get('Content-Length') is None:
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531 # Set Content-Length to 0 for methods that can have a body
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532 # but don't provide one. (i.e. not GET or HEAD)
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533 self.headers['Content-Length'] = '0'
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534
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535 def prepare_auth(self, auth, url=''):
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536 """Prepares the given HTTP auth data."""
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537
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538 # If no Auth is explicitly provided, extract it from the URL first.
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539 if auth is None:
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540 url_auth = get_auth_from_url(self.url)
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541 auth = url_auth if any(url_auth) else None
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542
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543 if auth:
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544 if isinstance(auth, tuple) and len(auth) == 2:
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545 # special-case basic HTTP auth
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546 auth = HTTPBasicAuth(*auth)
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547
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548 # Allow auth to make its changes.
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549 r = auth(self)
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550
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551 # Update self to reflect the auth changes.
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552 self.__dict__.update(r.__dict__)
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553
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554 # Recompute Content-Length
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555 self.prepare_content_length(self.body)
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556
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557 def prepare_cookies(self, cookies):
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558 """Prepares the given HTTP cookie data.
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559
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560 This function eventually generates a ``Cookie`` header from the
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561 given cookies using cookielib. Due to cookielib's design, the header
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562 will not be regenerated if it already exists, meaning this function
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563 can only be called once for the life of the
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564 :class:`PreparedRequest <PreparedRequest>` object. Any subsequent calls
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565 to ``prepare_cookies`` will have no actual effect, unless the "Cookie"
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566 header is removed beforehand.
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567 """
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568 if isinstance(cookies, cookielib.CookieJar):
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569 self._cookies = cookies
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570 else:
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571 self._cookies = cookiejar_from_dict(cookies)
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572
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573 cookie_header = get_cookie_header(self._cookies, self)
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574 if cookie_header is not None:
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575 self.headers['Cookie'] = cookie_header
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576
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577 def prepare_hooks(self, hooks):
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578 """Prepares the given hooks."""
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579 # hooks can be passed as None to the prepare method and to this
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580 # method. To prevent iterating over None, simply use an empty list
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581 # if hooks is False-y
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582 hooks = hooks or []
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583 for event in hooks:
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584 self.register_hook(event, hooks[event])
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585
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586
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587 class Response(object):
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588 """The :class:`Response <Response>` object, which contains a
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589 server's response to an HTTP request.
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590 """
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591
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592 __attrs__ = [
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593 '_content', 'status_code', 'headers', 'url', 'history',
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594 'encoding', 'reason', 'cookies', 'elapsed', 'request'
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595 ]
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596
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597 def __init__(self):
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598 self._content = False
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599 self._content_consumed = False
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600 self._next = None
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601
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602 #: Integer Code of responded HTTP Status, e.g. 404 or 200.
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603 self.status_code = None
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604
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605 #: Case-insensitive Dictionary of Response Headers.
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606 #: For example, ``headers['content-encoding']`` will return the
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607 #: value of a ``'Content-Encoding'`` response header.
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608 self.headers = CaseInsensitiveDict()
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609
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610 #: File-like object representation of response (for advanced usage).
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611 #: Use of ``raw`` requires that ``stream=True`` be set on the request.
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612 #: This requirement does not apply for use internally to Requests.
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613 self.raw = None
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614
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615 #: Final URL location of Response.
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616 self.url = None
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617
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618 #: Encoding to decode with when accessing r.text.
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619 self.encoding = None
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620
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621 #: A list of :class:`Response <Response>` objects from
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622 #: the history of the Request. Any redirect responses will end
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623 #: up here. The list is sorted from the oldest to the most recent request.
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624 self.history = []
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625
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626 #: Textual reason of responded HTTP Status, e.g. "Not Found" or "OK".
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627 self.reason = None
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628
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629 #: A CookieJar of Cookies the server sent back.
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630 self.cookies = cookiejar_from_dict({})
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631
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632 #: The amount of time elapsed between sending the request
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633 #: and the arrival of the response (as a timedelta).
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634 #: This property specifically measures the time taken between sending
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635 #: the first byte of the request and finishing parsing the headers. It
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636 #: is therefore unaffected by consuming the response content or the
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637 #: value of the ``stream`` keyword argument.
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638 self.elapsed = datetime.timedelta(0)
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639
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640 #: The :class:`PreparedRequest <PreparedRequest>` object to which this
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641 #: is a response.
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642 self.request = None
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643
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644 def __enter__(self):
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645 return self
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646
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647 def __exit__(self, *args):
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diff changeset
648 self.close()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
649
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
650 def __getstate__(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
651 # Consume everything; accessing the content attribute makes
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
652 # sure the content has been fully read.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
653 if not self._content_consumed:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
654 self.content
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
655
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
656 return {attr: getattr(self, attr, None) for attr in self.__attrs__}
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
657
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
658 def __setstate__(self, state):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
659 for name, value in state.items():
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
660 setattr(self, name, value)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
661
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
662 # pickled objects do not have .raw
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
663 setattr(self, '_content_consumed', True)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
664 setattr(self, 'raw', None)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
665
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
666 def __repr__(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
667 return '<Response [%s]>' % (self.status_code)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
668
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
669 def __bool__(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
670 """Returns True if :attr:`status_code` is less than 400.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
671
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
672 This attribute checks if the status code of the response is between
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
673 400 and 600 to see if there was a client error or a server error. If
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
674 the status code, is between 200 and 400, this will return True. This
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
675 is **not** a check to see if the response code is ``200 OK``.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
676 """
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
677 return self.ok
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
678
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
679 def __nonzero__(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
680 """Returns True if :attr:`status_code` is less than 400.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
681
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
682 This attribute checks if the status code of the response is between
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
683 400 and 600 to see if there was a client error or a server error. If
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
684 the status code, is between 200 and 400, this will return True. This
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
685 is **not** a check to see if the response code is ``200 OK``.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
686 """
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
687 return self.ok
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
688
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
689 def __iter__(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
690 """Allows you to use a response as an iterator."""
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
691 return self.iter_content(128)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
692
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
693 @property
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
694 def ok(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
695 """Returns True if :attr:`status_code` is less than 400, False if not.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
696
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
697 This attribute checks if the status code of the response is between
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
698 400 and 600 to see if there was a client error or a server error. If
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
699 the status code is between 200 and 400, this will return True. This
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
700 is **not** a check to see if the response code is ``200 OK``.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
701 """
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
702 try:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
703 self.raise_for_status()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
704 except HTTPError:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
705 return False
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
706 return True
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
707
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
708 @property
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
709 def is_redirect(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
710 """True if this Response is a well-formed HTTP redirect that could have
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
711 been processed automatically (by :meth:`Session.resolve_redirects`).
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
712 """
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
713 return ('location' in self.headers and self.status_code in REDIRECT_STATI)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
714
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
715 @property
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
716 def is_permanent_redirect(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
717 """True if this Response one of the permanent versions of redirect."""
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
718 return ('location' in self.headers and self.status_code in (codes.moved_permanently, codes.permanent_redirect))
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
719
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
720 @property
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
721 def next(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
722 """Returns a PreparedRequest for the next request in a redirect chain, if there is one."""
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
723 return self._next
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
724
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
725 @property
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
726 def apparent_encoding(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
727 """The apparent encoding, provided by the chardet library."""
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
728 return chardet.detect(self.content)['encoding']
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
729
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
730 def iter_content(self, chunk_size=1, decode_unicode=False):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
731 """Iterates over the response data. When stream=True is set on the
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
732 request, this avoids reading the content at once into memory for
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
733 large responses. The chunk size is the number of bytes it should
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
734 read into memory. This is not necessarily the length of each item
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
735 returned as decoding can take place.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
736
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
737 chunk_size must be of type int or None. A value of None will
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
738 function differently depending on the value of `stream`.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
739 stream=True will read data as it arrives in whatever size the
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
740 chunks are received. If stream=False, data is returned as
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
741 a single chunk.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
742
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
743 If decode_unicode is True, content will be decoded using the best
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
744 available encoding based on the response.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
745 """
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
746
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
747 def generate():
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
748 # Special case for urllib3.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
749 if hasattr(self.raw, 'stream'):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
750 try:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
751 for chunk in self.raw.stream(chunk_size, decode_content=True):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
752 yield chunk
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
753 except ProtocolError as e:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
754 raise ChunkedEncodingError(e)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
755 except DecodeError as e:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
756 raise ContentDecodingError(e)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
757 except ReadTimeoutError as e:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
758 raise ConnectionError(e)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
759 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
760 # Standard file-like object.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
761 while True:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
762 chunk = self.raw.read(chunk_size)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
763 if not chunk:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
764 break
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
765 yield chunk
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
766
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
767 self._content_consumed = True
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
768
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
769 if self._content_consumed and isinstance(self._content, bool):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
770 raise StreamConsumedError()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
771 elif chunk_size is not None and not isinstance(chunk_size, int):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
772 raise TypeError("chunk_size must be an int, it is instead a %s." % type(chunk_size))
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
773 # simulate reading small chunks of the content
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
774 reused_chunks = iter_slices(self._content, chunk_size)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
775
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
776 stream_chunks = generate()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
777
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guerler
parents:
diff changeset
778 chunks = reused_chunks if self._content_consumed else stream_chunks
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
779
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guerler
parents:
diff changeset
780 if decode_unicode:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
781 chunks = stream_decode_response_unicode(chunks, self)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
782
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
783 return chunks
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guerler
parents:
diff changeset
784
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
785 def iter_lines(self, chunk_size=ITER_CHUNK_SIZE, decode_unicode=False, delimiter=None):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
786 """Iterates over the response data, one line at a time. When
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
787 stream=True is set on the request, this avoids reading the
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
788 content at once into memory for large responses.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
789
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
790 .. note:: This method is not reentrant safe.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
791 """
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
792
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guerler
parents:
diff changeset
793 pending = None
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
794
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
795 for chunk in self.iter_content(chunk_size=chunk_size, decode_unicode=decode_unicode):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
796
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
797 if pending is not None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
798 chunk = pending + chunk
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
799
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
800 if delimiter:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
801 lines = chunk.split(delimiter)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
802 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
803 lines = chunk.splitlines()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
804
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
805 if lines and lines[-1] and chunk and lines[-1][-1] == chunk[-1]:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
806 pending = lines.pop()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
807 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
808 pending = None
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guerler
parents:
diff changeset
809
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
810 for line in lines:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
811 yield line
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
812
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
813 if pending is not None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
814 yield pending
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
815
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
816 @property
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
817 def content(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
818 """Content of the response, in bytes."""
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guerler
parents:
diff changeset
819
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
820 if self._content is False:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
821 # Read the contents.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
822 if self._content_consumed:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
823 raise RuntimeError(
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
824 'The content for this response was already consumed')
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
825
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
826 if self.status_code == 0 or self.raw is None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
827 self._content = None
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
828 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
829 self._content = b''.join(self.iter_content(CONTENT_CHUNK_SIZE)) or b''
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
830
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
831 self._content_consumed = True
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
832 # don't need to release the connection; that's been handled by urllib3
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
833 # since we exhausted the data.
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parents:
diff changeset
834 return self._content
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
835
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guerler
parents:
diff changeset
836 @property
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
837 def text(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
838 """Content of the response, in unicode.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
839
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guerler
parents:
diff changeset
840 If Response.encoding is None, encoding will be guessed using
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
841 ``chardet``.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
842
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
843 The encoding of the response content is determined based solely on HTTP
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guerler
parents:
diff changeset
844 headers, following RFC 2616 to the letter. If you can take advantage of
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
845 non-HTTP knowledge to make a better guess at the encoding, you should
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
846 set ``r.encoding`` appropriately before accessing this property.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
847 """
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
848
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
849 # Try charset from content-type
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
850 content = None
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
851 encoding = self.encoding
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
852
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
853 if not self.content:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
854 return str('')
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
855
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
856 # Fallback to auto-detected encoding.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
857 if self.encoding is None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
858 encoding = self.apparent_encoding
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
859
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
860 # Decode unicode from given encoding.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
861 try:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
862 content = str(self.content, encoding, errors='replace')
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
863 except (LookupError, TypeError):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
864 # A LookupError is raised if the encoding was not found which could
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
865 # indicate a misspelling or similar mistake.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
866 #
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
867 # A TypeError can be raised if encoding is None
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
868 #
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
869 # So we try blindly encoding.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
870 content = str(self.content, errors='replace')
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
871
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
872 return content
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
873
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
874 def json(self, **kwargs):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
875 r"""Returns the json-encoded content of a response, if any.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
876
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
877 :param \*\*kwargs: Optional arguments that ``json.loads`` takes.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
878 :raises ValueError: If the response body does not contain valid json.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
879 """
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
880
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
881 if not self.encoding and self.content and len(self.content) > 3:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
882 # No encoding set. JSON RFC 4627 section 3 states we should expect
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
883 # UTF-8, -16 or -32. Detect which one to use; If the detection or
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
884 # decoding fails, fall back to `self.text` (using chardet to make
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
885 # a best guess).
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
886 encoding = guess_json_utf(self.content)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
887 if encoding is not None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
888 try:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
889 return complexjson.loads(
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
890 self.content.decode(encoding), **kwargs
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
891 )
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
892 except UnicodeDecodeError:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
893 # Wrong UTF codec detected; usually because it's not UTF-8
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
894 # but some other 8-bit codec. This is an RFC violation,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
895 # and the server didn't bother to tell us what codec *was*
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
896 # used.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
897 pass
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guerler
parents:
diff changeset
898 return complexjson.loads(self.text, **kwargs)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
899
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
900 @property
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
901 def links(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
902 """Returns the parsed header links of the response, if any."""
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
903
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
904 header = self.headers.get('link')
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
905
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
906 # l = MultiDict()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
907 l = {}
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
908
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
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909 if header:
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910 links = parse_header_links(header)
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diff changeset
911
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912 for link in links:
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913 key = link.get('rel') or link.get('url')
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914 l[key] = link
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915
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916 return l
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917
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918 def raise_for_status(self):
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919 """Raises :class:`HTTPError`, if one occurred."""
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920
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921 http_error_msg = ''
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922 if isinstance(self.reason, bytes):
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923 # We attempt to decode utf-8 first because some servers
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924 # choose to localize their reason strings. If the string
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925 # isn't utf-8, we fall back to iso-8859-1 for all other
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926 # encodings. (See PR #3538)
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927 try:
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928 reason = self.reason.decode('utf-8')
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929 except UnicodeDecodeError:
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930 reason = self.reason.decode('iso-8859-1')
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931 else:
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932 reason = self.reason
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933
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934 if 400 <= self.status_code < 500:
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935 http_error_msg = u'%s Client Error: %s for url: %s' % (self.status_code, reason, self.url)
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936
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937 elif 500 <= self.status_code < 600:
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938 http_error_msg = u'%s Server Error: %s for url: %s' % (self.status_code, reason, self.url)
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939
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940 if http_error_msg:
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941 raise HTTPError(http_error_msg, response=self)
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942
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943 def close(self):
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944 """Releases the connection back to the pool. Once this method has been
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945 called the underlying ``raw`` object must not be accessed again.
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946
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947 *Note: Should not normally need to be called explicitly.*
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948 """
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949 if not self._content_consumed:
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950 self.raw.close()
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951
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952 release_conn = getattr(self.raw, 'release_conn', None)
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953 if release_conn is not None:
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954 release_conn()