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