|
- def __boot():
- import sys
- import os
- PYTHONPATH = os.environ.get('PYTHONPATH')
- if PYTHONPATH is None or (sys.platform=='win32' and not PYTHONPATH):
- PYTHONPATH = []
- else:
- PYTHONPATH = PYTHONPATH.split(os.pathsep)
-
- pic = getattr(sys,'path_importer_cache',{})
- stdpath = sys.path[len(PYTHONPATH):]
- mydir = os.path.dirname(__file__)
- #print "searching",stdpath,sys.path
-
- for item in stdpath:
- if item==mydir or not item:
- continue # skip if current dir. on Windows, or my own directory
- importer = pic.get(item)
- if importer is not None:
- loader = importer.find_module('site')
- if loader is not None:
- # This should actually reload the current module
- loader.load_module('site')
- break
- else:
- try:
- import imp # Avoid import loop in Python >= 3.3
- stream, path, descr = imp.find_module('site',[item])
- except ImportError:
- continue
- if stream is None:
- continue
- try:
- # This should actually reload the current module
- imp.load_module('site',stream,path,descr)
- finally:
- stream.close()
- break
- else:
- raise ImportError("Couldn't find the real 'site' module")
-
- #print "loaded", __file__
-
- known_paths = dict([(makepath(item)[1],1) for item in sys.path]) # 2.2 comp
-
- oldpos = getattr(sys,'__egginsert',0) # save old insertion position
- sys.__egginsert = 0 # and reset the current one
-
- for item in PYTHONPATH:
- addsitedir(item)
-
- sys.__egginsert += oldpos # restore effective old position
-
- d, nd = makepath(stdpath[0])
- insert_at = None
- new_path = []
-
- for item in sys.path:
- p, np = makepath(item)
-
- if np==nd and insert_at is None:
- # We've hit the first 'system' path entry, so added entries go here
- insert_at = len(new_path)
-
- if np in known_paths or insert_at is None:
- new_path.append(item)
- else:
- # new path after the insert point, back-insert it
- new_path.insert(insert_at, item)
- insert_at += 1
-
- sys.path[:] = new_path
-
- if __name__=='site':
- __boot()
- del __boot
|
