Tools/scripts/fixps.py

   1 #! /usr/bin/env python
   2
   3 # Fix Python script(s) to reference the interpreter via /usr/bin/env python.
   4
   5 import sys
   6 import regex
   7 import regsub
   8
   9
  10 def main():
  11         for file in sys.argv[1:]:
  12                 try:
  13                         f = open(file, 'r+')
  14                 except IOError:
  15                         print file, ': can\'t open for update'
  16                         continue
  17                 line = f.readline()
  18                 if regex.match('^#! */usr/local/bin/python', line) < 0:
  19                         print file, ': not a /usr/local/bin/python script'
  20                         f.close()
  21                         continue
  22                 rest = f.read()
  23                 line = regsub.sub('/usr/local/bin/python',
  24                                   '/usr/bin/env python', line)
  25                 print file, ':', `line`
  26                 f.seek(0)
  27                 f.write(line)
  28                 f.write(rest)
  29                 f.close()
  30
  31
  32 main()