mirror of
https://github.com/microsoft/PowerToys.git
synced 2024-12-14 03:37:10 +08:00
77 lines
2.3 KiB
Python
77 lines
2.3 KiB
Python
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
|