1 # # 常规参数 2 # def jiafa(a,b): 3 # print(a+b) 4 # 5 # jiafa(5,6) 6 # 7 # 8 # def xinxi(name,location,sex='male'): # 默认参数在其他参数的后面 9 # print('姓名：%s'%name) 10 # print('性别：%s'%sex) 11 # print('故乡：%s'%location) 12 # 13 # 14 # xinxi('bob','shanxi') 15 # 16 # # 可变长参数 17 # def add(*jiafa): # *之后跟一个元组，名字随意，一般写args(无命名参数) 18 # print(jiafa) 19 # sum = 0 20 # for i in jiafa: 21 # sum += i 22 # print(sum) 23 # add(5,5,5) 24 # 25 # def informations(**info): # **之后跟一个字典，名字随意，一般写kwargs(有命名参数) 26 # 27 # for i in info: # i是键，info是值 28 # print('%s:%s'%(i,info[i])) 29 # informations(name = 'Lily',age = 18,sex = 'female',job = 'policewoman',location ='beijing') 30 # 31 # def test(*a,**b): 32 # print(a,b) 33 # test('asd',2,22,['asd',1],(1,2,3,4,5),name = 'bob') 34 35 ''' 36 关于不定长参数的位置 *agrs 放在左边， **kwargs 放在右边 37 默认值加不定长参数的左边 38 顺序：关键字参数，默认值参数，*args，**kwargs 39 '''