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comparison 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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0:d30785e31577 1:56ad4e20f292
1 """Inspect a target Python interpreter virtual environment wise"""
2 import sys # built-in
3
4 PYPY2_WIN = hasattr(sys, "pypy_version_info") and sys.platform != "win32" and sys.version_info[0] == 2
5
6
7 def encode_path(value):
8 if value is None:
9 return None
10 if not isinstance(value, (str, bytes)):
11 if isinstance(value, type):
12 value = repr(value)
13 else:
14 value = repr(type(value))
15 if isinstance(value, bytes) and not PYPY2_WIN:
16 value = value.decode(sys.getfilesystemencoding())
17 return value
18
19
20 def encode_list_path(value):
21 return [encode_path(i) for i in value]
22
23
24 def run():
25 """print debug data about the virtual environment"""
26 try:
27 from collections import OrderedDict
28 except ImportError: # pragma: no cover
29 # this is possible if the standard library cannot be accessed
30 # noinspection PyPep8Naming
31 OrderedDict = dict # pragma: no cover
32 result = OrderedDict([("sys", OrderedDict())])
33 path_keys = (
34 "executable",
35 "_base_executable",
36 "prefix",
37 "base_prefix",
38 "real_prefix",
39 "exec_prefix",
40 "base_exec_prefix",
41 "path",
42 "meta_path",
43 )
44 for key in path_keys:
45 value = getattr(sys, key, None)
46 if isinstance(value, list):
47 value = encode_list_path(value)
48 else:
49 value = encode_path(value)
50 result["sys"][key] = value
51 result["sys"]["fs_encoding"] = sys.getfilesystemencoding()
52 result["sys"]["io_encoding"] = getattr(sys.stdout, "encoding", None)
53 result["version"] = sys.version
54
55 try:
56 import sysconfig
57
58 # https://bugs.python.org/issue22199
59 makefile = getattr(sysconfig, "get_makefile_filename", getattr(sysconfig, "_get_makefile_filename", None))
60 result["makefile_filename"] = encode_path(makefile())
61 except ImportError:
62 pass
63
64 import os # landmark
65
66 result["os"] = repr(os)
67
68 try:
69 # noinspection PyUnresolvedReferences
70 import site # site
71
72 result["site"] = repr(site)
73 except ImportError as exception: # pragma: no cover
74 result["site"] = repr(exception) # pragma: no cover
75
76 try:
77 # noinspection PyUnresolvedReferences
78 import datetime # site
79
80 result["datetime"] = repr(datetime)
81 except ImportError as exception: # pragma: no cover
82 result["datetime"] = repr(exception) # pragma: no cover
83
84 try:
85 # noinspection PyUnresolvedReferences
86 import math # site
87
88 result["math"] = repr(math)
89 except ImportError as exception: # pragma: no cover
90 result["math"] = repr(exception) # pragma: no cover
91
92 # try to print out, this will validate if other core modules are available (json in this case)
93 try:
94 import json
95
96 result["json"] = repr(json)
97 except ImportError as exception:
98 result["json"] = repr(exception)
99 else:
100 try:
101 content = json.dumps(result, indent=2)
102 sys.stdout.write(content)
103 except (ValueError, TypeError) as exception: # pragma: no cover
104 sys.stderr.write(repr(exception))
105 sys.stdout.write(repr(result)) # pragma: no cover
106 raise SystemExit(1) # pragma: no cover
107
108
109 if __name__ == "__main__":
110 run()