# -*- coding: utf-8 -*-
# @time:2021/9/3 11:34
# @Author:龚志伟
# @File: t1
import collections

Person = collections.namedtuple('Person','name age gender')
class Students:
    def __init__(self):
        self._s = {'xiaoming':'nan'}
    def __getitem__(self, name):
        return self._s[name]

    def __repr__(self):
        return '{%r: %r}' %(Person, self._s.items())

s = Students()
p1 = Person('xiaom', 11, 33)
# print(p1)
#
# print('%r' %(p1))

print(ord('c'))