1 -class Parser: 2 - def __init__(self): 3 pass 4 5 - def parse_data(self, data): 6 self.pre_parse(data) 7 return self.generate_parse_result(data) 8 9 - def pre_parse(self, data): 10 pass 11 12 - def generate_parse_result(self, result): 13 pass 14