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31 lines
892 B
Python
Executable file
31 lines
892 B
Python
Executable file
#!/usr/bin/env python3
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# Fix Python script(s) to reference the interpreter via /usr/bin/env python.
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# Warning: this overwrites the file without making a backup.
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import sys
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import re
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def main():
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for filename in sys.argv[1:]:
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try:
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f = open(filename, 'r')
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except IOError as msg:
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print(filename, ': can\'t open :', msg)
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continue
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with f:
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line = f.readline()
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if not re.match('^#! */usr/local/bin/python', line):
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print(filename, ': not a /usr/local/bin/python script')
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continue
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rest = f.read()
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line = re.sub('/usr/local/bin/python',
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'/usr/bin/env python', line)
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print(filename, ':', repr(line))
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with open(filename, "w") as f:
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f.write(line)
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f.write(rest)
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if __name__ == '__main__':
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main()
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