1 #!/usr/bin/env python 2 3 # Fix Python script(s) to reference the interpreter via /usr/bin/env python. 4 # Warning: this overwrites the file without making a backup. 5 6 import sys 7 import re 8 9 10 def main(): 11 for filename in sys.argv[1:]: 12 try: 13 f = open(filename, 'r') 14 except IOError, msg: 15 print filename, ': can\'t open :', msg 16 continue 17 line = f.readline() 18 if not re.match('^#! */usr/local/bin/python', line): 19 print filename, ': not a /usr/local/bin/python script' 20 f.close() 21 continue 22 rest = f.read() 23 f.close() 24 line = re.sub('/usr/local/bin/python', 25 '/usr/bin/env python', line) 26 print filename, ':', repr(line) 27 f = open(filename, "w") 28 f.write(line) 29 f.write(rest) 30 f.close() 31 32 if __name__ == '__main__': 33 main() 34
