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annotate python/lsexts.py @ 365:6bbc4867a795

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begin porting from shell function
author Jeff Hammel <jhammel@mozilla.com>
date Thu, 11 Jul 2013 17:01:42 -0700
parents 081614c468b8
children 5f186e65da09
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1 #!/usr/bin/env python
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2
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3 import os
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4
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5 def extensions(*filenames):
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6 return set([os.path.splitext(f)[-1] for f in filenames
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7 if '.' in f])
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8
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9 def find_extensions(*directories):
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10 _extensions = set()
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11 for directory in directories:
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12 for _, _, fnames in os.walk(directory):
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13 _extensions.update(extensions(*fnames))
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14 return _extensions
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15
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16 if __name__ == '__main__':
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17 import sys
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18 for ext in sorted(find_extensions(*sys.argv[1:])):
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19 print ext