Mercurial > hg
view tests/filterpyflakes.py @ 20036:e5d51fa51aba
contrib: add an import checker
This checks for cycles in the module graph and verifies that imports
of stdlib modules are not on the same line as relative imports of
mercurial modules.
author | Augie Fackler <raf@durin42.com> |
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date | Sun, 17 Nov 2013 13:04:18 -0500 |
parents | 681f7b9213a4 |
children | 0768cda8b579 |
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#!/usr/bin/env python # Filter output by pyflakes to control which warnings we check import sys, re, os def makekey(typeandline): """ for sorting lines by: msgtype, path/to/file, lineno, message typeandline is a sequence of a message type and the entire message line the message line format is path/to/file:line: message >>> makekey((3, 'example.py:36: any message')) (3, 'example.py', 36, ' any message') >>> makekey((7, 'path/to/file.py:68: dummy message')) (7, 'path/to/file.py', 68, ' dummy message') >>> makekey((2, 'fn:88: m')) > makekey((2, 'fn:9: m')) True """ msgtype, line = typeandline fname, line, message = line.split(":", 2) # line as int for ordering 9 before 88 return msgtype, fname, int(line), message lines = [] for line in sys.stdin: # We whitelist tests (see more messages in pyflakes.messages) pats = [ r"imported but unused", r"local variable '.*' is assigned to but never used", r"unable to detect undefined names", ] for msgtype, pat in enumerate(pats): if re.search(pat, line): break # pattern matches else: continue # no pattern matched, next line fn = line.split(':', 1)[0] f = open(os.path.join(os.path.dirname(os.path.dirname(__file__)), fn)) data = f.read() f.close() if 'no-' 'check-code' in data: continue lines.append((msgtype, line)) for msgtype, line in sorted(lines, key=makekey): sys.stdout.write(line) print