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comparison lib/python3.8/site-packages/setuptools/site-patch.py @ 0:9e54283cc701 draft

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"planemo upload commit d12c32a45bcd441307e632fca6d9af7d60289d44"
author guerler
date Mon, 27 Jul 2020 03:47:31 -0400
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-1:000000000000 0:9e54283cc701
1 def __boot():
2 import sys
3 import os
4 PYTHONPATH = os.environ.get('PYTHONPATH')
5 if PYTHONPATH is None or (sys.platform == 'win32' and not PYTHONPATH):
6 PYTHONPATH = []
7 else:
8 PYTHONPATH = PYTHONPATH.split(os.pathsep)
9
10 pic = getattr(sys, 'path_importer_cache', {})
11 stdpath = sys.path[len(PYTHONPATH):]
12 mydir = os.path.dirname(__file__)
13
14 for item in stdpath:
15 if item == mydir or not item:
16 continue # skip if current dir. on Windows, or my own directory
17 importer = pic.get(item)
18 if importer is not None:
19 loader = importer.find_module('site')
20 if loader is not None:
21 # This should actually reload the current module
22 loader.load_module('site')
23 break
24 else:
25 try:
26 import imp # Avoid import loop in Python 3
27 stream, path, descr = imp.find_module('site', [item])
28 except ImportError:
29 continue
30 if stream is None:
31 continue
32 try:
33 # This should actually reload the current module
34 imp.load_module('site', stream, path, descr)
35 finally:
36 stream.close()
37 break
38 else:
39 raise ImportError("Couldn't find the real 'site' module")
40
41 # 2.2 comp
42 known_paths = dict([(
43 makepath(item)[1], 1) for item in sys.path]) # noqa
44
45 oldpos = getattr(sys, '__egginsert', 0) # save old insertion position
46 sys.__egginsert = 0 # and reset the current one
47
48 for item in PYTHONPATH:
49 addsitedir(item) # noqa
50
51 sys.__egginsert += oldpos # restore effective old position
52
53 d, nd = makepath(stdpath[0]) # noqa
54 insert_at = None
55 new_path = []
56
57 for item in sys.path:
58 p, np = makepath(item) # noqa
59
60 if np == nd and insert_at is None:
61 # We've hit the first 'system' path entry, so added entries go here
62 insert_at = len(new_path)
63
64 if np in known_paths or insert_at is None:
65 new_path.append(item)
66 else:
67 # new path after the insert point, back-insert it
68 new_path.insert(insert_at, item)
69 insert_at += 1
70
71 sys.path[:] = new_path
72
73
74 if __name__ == 'site':
75 __boot()
76 del __boot