def skip_string(self, string: str) -> bool:
    strlen = len(string)
    if (self.definition[self.pos:(self.pos + strlen)] == string):
        self.pos += strlen
        return True
    return False
def skip_string(self, string: str) -> bool:
    strlen = len(string)
    if (self.definition[self.pos:(self.pos + strlen)] == string):
        self.pos += strlen
        return True
    return False