def main():
'''
Parse options and run lint8 checks on Python source.
'''
parser = ArgumentParser(description='')
parser.add_argument('--ignore',
default='',
help='skip messages of specified types (e.g. '
'L003,E201,F100)')
parser.add_argument('--exclude',
default='',
help='exclude files matching patterns (e.g. '
'some_file,bad_.+)')
parser.add_argument('--web',
'-w',
default=False,
action='store_true',
help='enable web-centric checks, no prints, '
'good logging practices, ...')
parser.add_argument('paths', nargs='+')
args = parser.parse_args()
ignores = args.ignore.split(',') if args.ignore else []
excludes = args.exclude.split(',') if args.exclude else []
checker = Checker(ignores=ignores, web=args.web)
count = checker.process(args.paths, excludes)
for message in checker.messages:
print(message, file=stderr)
exit(count)
def test_utf8(self):
checker = Checker()
self.assertEquals(
0, checker.process([join(FILES_DIR, 'utf-8', 'first.py')]))
self.assertEquals(
0, checker.process([join(FILES_DIR, 'utf-8', 'second.py')]))
def test_ignore(self):
checker = Checker(ignores=['W291'])
self.assertEquals(
9, checker.process([join(FILES_DIR, 'bad', 'simple.py')]))
checker = Checker(ignores=['W291', 'L001'])
self.assertEquals(
8, checker.process([join(FILES_DIR, 'bad', 'simple.py')]))
checker = Checker(ignores=['W291', 'L001', 'F001'])
self.assertEquals(
7, checker.process([join(FILES_DIR, 'bad', 'simple.py')]))
# ignore unknown pyflakes msg
checker = Checker(ignores=['W291', 'L001', 'F001', 'F999'])
self.assertEquals(
7, checker.process([join(FILES_DIR, 'bad', 'simple.py')]))
def test_checker_blowup(self):
checker = Checker()
class Blowup:
def check(self, *args, **kwargs):
raise Exception('boom')
checker.checkers = [Blowup()]
with self.assertRaises(Exception) as cm:
checker.process([join(FILES_DIR, 'bad', 'simple.py')])
self.assertEquals('boom', str(cm.exception))
def test_web(self):
checker = Checker(web=True)
self.assertEquals(
11, checker.process([join(FILES_DIR, 'bad', 'simple.py')]))
self.assertEquals(
14, checker.process([join(FILES_DIR, 'bad', 'other.py')]))
self.assertEquals(
4, checker.process([join(FILES_DIR, 'bad', 'exceptions.py')]))
self.assertEquals(29, checker.process([join(FILES_DIR, 'bad')]))
def test_clean(self):
checker = Checker()
self.assertEquals(
0, checker.process([join(FILES_DIR, 'clean', 'simple.py')]))
self.assertEquals(
0, checker.process([join(FILES_DIR, 'clean', 'other.py')]))
self.assertEquals(
0, checker.process([join(FILES_DIR, 'clean', 'exceptions.py')]))
self.assertEquals(0, checker.process([join(FILES_DIR, 'clean')]))
def test_bad(self):
checker = Checker()
checker.process([join(FILES_DIR, 'bad', 'simple.py')])
self.assertEquals(
10, checker.process([join(FILES_DIR, 'bad', 'simple.py')]))
self.assertEquals(
11, checker.process([join(FILES_DIR, 'bad', 'other.py')]))
self.assertEquals(
4, checker.process([join(FILES_DIR, 'bad', 'exceptions.py')]))
self.assertEquals(25, checker.process([join(FILES_DIR, 'bad')]))
def test_nonexistent_file(self):
checker = Checker()
with self.assertRaises(IOError):
checker.process([join('some', 'path', 'to', 'nowhere')])
