def _ensure_length(self, node: ast.AST, name: str) -> None:
min_length = self._options.min_name_length
if logical.is_too_short_name(name, min_length=min_length):
self._error_callback(naming.TooShortNameViolation(node, text=name))
max_length = self._options.max_name_length
if logical.is_too_long_name(name, max_length=max_length):
self._error_callback(naming.TooLongNameViolation(node, text=name))
def _check_module_name_length(self) -> None:
min_length = self.options.min_name_length
if logical.is_too_short_name(self.stem, min_length=min_length):
self.add_violation(naming.TooShortNameViolation(text=self.stem))
elif not constants.MODULE_NAME_PATTERN.match(self.stem):
self.add_violation(naming.WrongModuleNamePatternViolation())
max_length = self.options.max_name_length
if logical.is_too_long_name(self.stem, max_length=max_length):
self.add_violation(naming.TooLongNameViolation(text=self.stem))
def is_vague_import(name: str) -> bool:
"""
Tells whether this import name is vague or not.
>>> is_vague_import('a')
True
>>> is_vague_import('from_model')
True
>>> is_vague_import('dumps')
True
>>> is_vague_import('regular')
False
"""
blacklisted = name in constants.VAGUE_IMPORTS_BLACKLIST
with_from_or_to = (name.startswith('from_') or name.startswith('to_'))
too_short = logical.is_too_short_name(name, 2, trim=True)
return blacklisted or with_from_or_to or too_short
