| 1 | n/a | #!/usr/bin/env python3 |
|---|
| 2 | n/a | |
|---|
| 3 | n/a | # Fix Python script(s) to reference the interpreter via /usr/bin/env python. |
|---|
| 4 | n/a | # Warning: this overwrites the file without making a backup. |
|---|
| 5 | n/a | |
|---|
| 6 | n/a | import sys |
|---|
| 7 | n/a | import re |
|---|
| 8 | n/a | |
|---|
| 9 | n/a | |
|---|
| 10 | n/a | def main(): |
|---|
| 11 | n/a | for filename in sys.argv[1:]: |
|---|
| 12 | n/a | try: |
|---|
| 13 | n/a | f = open(filename, 'r') |
|---|
| 14 | n/a | except IOError as msg: |
|---|
| 15 | n/a | print(filename, ': can\'t open :', msg) |
|---|
| 16 | n/a | continue |
|---|
| 17 | n/a | line = f.readline() |
|---|
| 18 | n/a | if not re.match('^#! */usr/local/bin/python', line): |
|---|
| 19 | n/a | print(filename, ': not a /usr/local/bin/python script') |
|---|
| 20 | n/a | f.close() |
|---|
| 21 | n/a | continue |
|---|
| 22 | n/a | rest = f.read() |
|---|
| 23 | n/a | f.close() |
|---|
| 24 | n/a | line = re.sub('/usr/local/bin/python', |
|---|
| 25 | n/a | '/usr/bin/env python', line) |
|---|
| 26 | n/a | print(filename, ':', repr(line)) |
|---|
| 27 | n/a | f = open(filename, "w") |
|---|
| 28 | n/a | f.write(line) |
|---|
| 29 | n/a | f.write(rest) |
|---|
| 30 | n/a | f.close() |
|---|
| 31 | n/a | |
|---|
| 32 | n/a | if __name__ == '__main__': |
|---|
| 33 | n/a | main() |
|---|
