Python之第二十三天的努力--函数总结

Posted 2020-12-13 szheng

01 函数总结

• # 仅限关键字参数
  # def func(a,b,*args,c):
  #     print(a,b)
  #     print(c)
  #
  # func(1,2,3,4,c=666)
  
  
  
  # *
  # a,b = (1,2)
  # a,b,*c = (1,2,3,4,5,6)
  # print(a,b,c)                # 1 2 [3, 4, 5, 6]
  
  # a,*b,c = [11,22,33,44,55,66,77]
  # print(a,b,c)                # 11 [22, 33, 44, 55, 66] 77
  
  # a,*b,c = range(10)
  # print(a,b,c)                # 0 [1, 2, 3, 4, 5, 6, 7, 8] 9
  
  
  
  # def func():
  #     global name
  #     name = ‘zs‘
  #
  # print(name)         # 报错
  # func()
  # print(name)         # zs
  
  
  
  # name = ‘kk‘
  # def func():
  #     global name
  #     name = ‘zs‘
  #
  # print(name)         # kk
  # func()
  # print(name)         # zs
  
  
  
  # def func():
  #     name = ‘zs‘
  #     def inner():
  #         nonlocal name
  #         name = ‘kk‘
  #     print(name)         # zs
  #     inner()
  #     print(name)         # kk
  #
  # func()
  
  
  
  # def wrapper(a):
  #     name = ‘zs‘
  #     def inner():
  #         print(a)
  #         print(name)
  #     return inner
  # ret = wrapper(‘kk‘)
  # print(ret.__code__.co_freevars)     # (‘a‘, ‘name‘)
  

• 思维导图，见day14文件夹。