@utils.check_messages('using-constant-test', 'missing-parentheses-for-call-in-test')
def visit_if(self, node):
    self._check_using_constant_test(node, node.test)
@utils.check_messages('using-constant-test', 'missing-parentheses-for-call-in-test')
def visit_if(self, node):
    self._check_using_constant_test(node, node.test)