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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__)
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")
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
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