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49 lines
1.6 KiB
Python
49 lines
1.6 KiB
Python
from __future__ import print_function
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from __future__ import absolute_import
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import subprocess
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from .printer import print_err, colors
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from typing import Any, Dict, List
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suppress_patterns = [
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(b'', b'imported but unused'),
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(b'', b'redefinition of unused'),
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# Our ipython startup pythonrc file intentionally imports *
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(b"scripts/lib/pythonrc.py",
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b" import *' used; unable to detect undefined names"),
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# Special dev_settings.py import
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(b'', b"from .prod_settings_template import *"),
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(b"settings.py", b"settings import *' used; unable to detect undefined names"),
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(b"settings.py", b"may be undefined, or defined from star imports"),
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# Sphinx adds `tags` specially to the environment when running conf.py.
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(b"docs/conf.py", b"undefined name 'tags'"),
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]
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def suppress_line(line: str) -> bool:
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for file_pattern, line_pattern in suppress_patterns:
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if file_pattern in line and line_pattern in line:
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return True
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return False
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def check_pyflakes(options, by_lang):
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# type: (Any, Dict[str, List[str]]) -> bool
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if len(by_lang['py']) == 0:
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return False
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failed = False
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color = next(colors)
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pyflakes = subprocess.Popen(['pyflakes'] + by_lang['py'],
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE)
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assert pyflakes.stdout is not None # Implied by use of subprocess.PIPE
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for ln in pyflakes.stdout.readlines() + pyflakes.stderr.readlines():
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if options.full or not suppress_line(ln):
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print_err('pyflakes', color, ln)
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failed = True
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return failed
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