Mercurial > repos > guerler > springsuite

annotate planemo/lib/python3.7/site-packages/virtualenv/create/debug.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 """Inspect a target Python interpreter virtual environment wise"""
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2 import sys # built-in
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3
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4 PYPY2_WIN = hasattr(sys, "pypy_version_info") and sys.platform != "win32" and sys.version_info[0] == 2
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5
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6
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7 def encode_path(value):
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8 if value is None:
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9 return None
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10 if not isinstance(value, (str, bytes)):
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11 if isinstance(value, type):
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12 value = repr(value)
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13 else:
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14 value = repr(type(value))
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15 if isinstance(value, bytes) and not PYPY2_WIN:
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16 value = value.decode(sys.getfilesystemencoding())
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17 return value
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18
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19
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20 def encode_list_path(value):
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21 return [encode_path(i) for i in value]
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22
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23
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24 def run():
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25 """print debug data about the virtual environment"""
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26 try:
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27 from collections import OrderedDict
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28 except ImportError: # pragma: no cover
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29 # this is possible if the standard library cannot be accessed
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30 # noinspection PyPep8Naming
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31 OrderedDict = dict # pragma: no cover
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32 result = OrderedDict([("sys", OrderedDict())])
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33 path_keys = (
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34 "executable",
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35 "_base_executable",
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36 "prefix",
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37 "base_prefix",
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38 "real_prefix",
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39 "exec_prefix",
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40 "base_exec_prefix",
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41 "path",
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42 "meta_path",
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43 )
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44 for key in path_keys:
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45 value = getattr(sys, key, None)
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46 if isinstance(value, list):
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47 value = encode_list_path(value)
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48 else:
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49 value = encode_path(value)
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50 result["sys"][key] = value
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51 result["sys"]["fs_encoding"] = sys.getfilesystemencoding()
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52 result["sys"]["io_encoding"] = getattr(sys.stdout, "encoding", None)
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53 result["version"] = sys.version
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54
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55 try:
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56 import sysconfig
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57
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58 # https://bugs.python.org/issue22199
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59 makefile = getattr(sysconfig, "get_makefile_filename", getattr(sysconfig, "_get_makefile_filename", None))
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60 result["makefile_filename"] = encode_path(makefile())
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61 except ImportError:
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62 pass
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63
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64 import os # landmark
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65
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66 result["os"] = repr(os)
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67
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68 try:
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69 # noinspection PyUnresolvedReferences
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70 import site # site
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71
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72 result["site"] = repr(site)
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73 except ImportError as exception: # pragma: no cover
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74 result["site"] = repr(exception) # pragma: no cover
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75
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76 try:
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77 # noinspection PyUnresolvedReferences
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78 import datetime # site
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79
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80 result["datetime"] = repr(datetime)
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81 except ImportError as exception: # pragma: no cover
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82 result["datetime"] = repr(exception) # pragma: no cover
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83
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84 try:
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85 # noinspection PyUnresolvedReferences
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86 import math # site
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87
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88 result["math"] = repr(math)
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89 except ImportError as exception: # pragma: no cover
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90 result["math"] = repr(exception) # pragma: no cover
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91
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92 # try to print out, this will validate if other core modules are available (json in this case)
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93 try:
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94 import json
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95
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96 result["json"] = repr(json)
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97 except ImportError as exception:
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98 result["json"] = repr(exception)
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99 else:
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100 try:
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101 content = json.dumps(result, indent=2)
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102 sys.stdout.write(content)
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103 except (ValueError, TypeError) as exception: # pragma: no cover
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104 sys.stderr.write(repr(exception))
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105 sys.stdout.write(repr(result)) # pragma: no cover
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106 raise SystemExit(1) # pragma: no cover
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107
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108
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109 if __name__ == "__main__":
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110 run()