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mozilla/ config/ pythonpath.py
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1 # This Source Code Form is subject to the terms of the Mozilla Public
2 # License, v. 2.0. If a copy of the MPL was not distributed with this
3 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
4 
5 """
6 Run a python script, adding extra directories to the python path.
7 """
8 
9 
10 def main(args):
11     def usage():
12         print >>sys.stderr, "pythonpath.py -I directory script.py [args...]"
13         sys.exit(150)
14 
15     paths = []
16 
17     while True:
18         try:
19             arg = args[0]
20         except IndexError:
21             usage()
22 
23         if arg == '-I':
24             args.pop(0)
25             try:
26                 path = args.pop(0)
27             except IndexError:
28                 usage()
29 
30             paths.append(os.path.abspath(path))
31             continue
32 
33         if arg.startswith('-I'):
34             paths.append(os.path.abspath(args.pop(0)[2:]))
35             continue
36 
37         break
38 
39     script = args[0]
40 
41     sys.path[0:0] = [os.path.abspath(os.path.dirname(script))] + paths
42     sys.argv = args
43     sys.argc = len(args)
44 
45     frozenglobals['__name__'] = '__main__'
46     frozenglobals['__file__'] = script
47 
48     execfile(script, frozenglobals)
49 
50 # Freeze scope here ... why this makes things work I have no idea ...
51 frozenglobals = globals()
52 
53 import sys, os
54 
55 if __name__ == '__main__':
56     main(sys.argv[1:])
57 
view http://hg.mozilla.org/mozilla-central/rev/ /config/pythonpath.py