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comparison python/which.py @ 218:e4221e45d6c1

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update install script
author Jeff Hammel <jhammel@mozilla.com>
date Fri, 06 Apr 2012 16:41:05 -0700
parents b91750a108b2
children e7ab4cf29f7b
comparison
equal deleted inserted replaced
217:4ad8bce17e85 218:e4221e45d6c1
1 #!/usr/bin/env python 1 #!/usr/bin/env python
2 2
3 import os 3 import os
4 import sys 4 import sys
5 5
6 def findInPath(fileName, path=os.environ['PATH']): 6 def which(fileName, path=os.environ['PATH']):
7 """python equivalent of which; should really be in the stdlib""" 7 """python equivalent of which; should really be in the stdlib"""
8 dirs = path.split(os.pathsep) 8 dirs = path.split(os.pathsep)
9 for dir in dirs: 9 for dir in dirs:
10 if os.path.isfile(os.path.join(dir, fileName)): 10 if os.path.isfile(os.path.join(dir, fileName)):
11 return os.path.join(dir, fileName) 11 return os.path.join(dir, fileName)
12 if os.path.isfile(os.path.join(dir, fileName + ".exe")): 12 if os.path.isfile(os.path.join(dir, fileName + ".exe")):
13 return os.path.join(dir, fileName + ".exe") 13 return os.path.join(dir, fileName + ".exe")
14 14
15 if __name__ == '__main__': 15 if __name__ == '__main__':
16 for i in sys.argv[1:]: 16 for i in sys.argv[1:]:
17 print findInPath(i) 17 print which(i)