Mercurial > public > mercurial-scm > hg
comparison contrib/check-py3-compat.py @ 41554:01417ca7f2e2
check-py3-compat: provide filename to ast.parse()
This ensures any warning/error messages print a valid filename instead of
potentially '<unknown>'.
Differential Revision: https://phab.mercurial-scm.org/D5844
| author | Gregory Szorc <gregory.szorc@gmail.com> |
|---|---|
| date | Mon, 04 Feb 2019 14:25:00 -0800 |
| parents | 778dc37ce683 |
| children | ba7eaff26474 |
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| 41553:eb14ab7db33e | 41554:01417ca7f2e2 |
|---|---|
| 43 """Check Python 3 compatibility of a file with Python 3.""" | 43 """Check Python 3 compatibility of a file with Python 3.""" |
| 44 with open(f, 'rb') as fh: | 44 with open(f, 'rb') as fh: |
| 45 content = fh.read() | 45 content = fh.read() |
| 46 | 46 |
| 47 try: | 47 try: |
| 48 ast.parse(content) | 48 ast.parse(content, filename=f) |
| 49 except SyntaxError as e: | 49 except SyntaxError as e: |
| 50 print('%s: invalid syntax: %s' % (f, e)) | 50 print('%s: invalid syntax: %s' % (f, e)) |
| 51 return | 51 return |
| 52 | 52 |
| 53 # Try to import the module. | 53 # Try to import the module. |