parser.py 文件源码

def parse_params(self, end):
        params = []

        if self.peek_is(end):
            self.next()
            return params

        self.next()
        params.append(self.parse_id(False))

        while self.peek_is(token.COMMA):
            self.next()
            self.next()
            params.append(self.parse_id(False))

        if not self.expect(end):
            return None

        return params