Mercurial > repos > bcclaywell > argo_navis

annotate venv/lib/python2.7/site-packages/setuptools/site-patch.py @ 0:d67268158946 draft

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planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
author bcclaywell
date Mon, 12 Oct 2015 17:43:33 -0400
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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 #print "searching",stdpath,sys.path
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14
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15 for item in stdpath:
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16 if item==mydir or not item:
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17 continue # skip if current dir. on Windows, or my own directory
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18 importer = pic.get(item)
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19 if importer is not None:
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20 loader = importer.find_module('site')
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21 if loader is not None:
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22 # This should actually reload the current module
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23 loader.load_module('site')
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24 break
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25 else:
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26 try:
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27 import imp # Avoid import loop in Python >= 3.3
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28 stream, path, descr = imp.find_module('site',[item])
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29 except ImportError:
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30 continue
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31 if stream is None:
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32 continue
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33 try:
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34 # This should actually reload the current module
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35 imp.load_module('site',stream,path,descr)
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36 finally:
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37 stream.close()
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38 break
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39 else:
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40 raise ImportError("Couldn't find the real 'site' module")
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41
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42 #print "loaded", __file__
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43
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44 known_paths = dict([(makepath(item)[1],1) for item in sys.path]) # 2.2 comp
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45
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46 oldpos = getattr(sys,'__egginsert',0) # save old insertion position
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47 sys.__egginsert = 0 # and reset the current one
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48
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49 for item in PYTHONPATH:
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50 addsitedir(item)
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51
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52 sys.__egginsert += oldpos # restore effective old position
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53
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54 d, nd = makepath(stdpath[0])
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55 insert_at = None
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56 new_path = []
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57
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58 for item in sys.path:
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59 p, np = makepath(item)
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60
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61 if np==nd and insert_at is None:
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62 # We've hit the first 'system' path entry, so added entries go here
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63 insert_at = len(new_path)
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64
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65 if np in known_paths or insert_at is None:
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66 new_path.append(item)
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67 else:
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68 # new path after the insert point, back-insert it
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69 new_path.insert(insert_at, item)
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70 insert_at += 1
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71
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72 sys.path[:] = new_path
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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