solution.py 文件源码

def check_methods_per_class(self, **kwargs):
        """
           Inspect the code for too many methods per
           class.
        """
        try:
            methods_per_class = kwargs['methods_per_class']
        except KeyError:
            return
        klass = self.parsed_code.body[0]
        if not isinstance(klass, ast.ClassDef):
            return
        methods = [(node, node.lineno) for node in ast.walk(klass)
                   if isinstance(node, ast.FunctionDef)]
        try:
            # Get the last method of the class
            # and its line number:
            line_number = methods[-1][1]
            self.issues[line_number].add(
                self.code_errors.too_many_methods_per_class(
                    len(methods), methods_per_class
                    )
                )
        except IndexError:
            return