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Filename sanitizer snippet 3

By: waterapple on Aug 23rd, 2012  |  syntax: Python  |  size: 0.52 KB  |  hits: 14  |  expires: Never
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  1. def sanitizefilename(unsanitizedfn,debug=True):
  2.         #make safe for a filename
  3.         if debug:
  4.                 print unsanitizedfn
  5.         #remove disallowed characters
  6.         filenamesubbed = re.sub('[^A-Za-z0-9\ \.\_]+', '-', unsanitizedfn)
  7.         if debug:
  8.                 print filenamesubbed
  9.         #remove duplicate underscores and spaces
  10.         filenamesubbed = re.sub("_+", "_", filenamesubbed)
  11.         if debug:
  12.                 print filenamesubbed
  13.         #make sure first and last char arent spacees
  14.         filenametrimmed = filenamesubbed.strip()
  15.         if debug:
  16.                 print filenametrimmed
  17.         return filenametrimmed
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