addressBook={}#定义通讯录while1: temp=input('请输入指令代码:')ifnottemp.isdigit():print("输入的指令错误,请按照提示输入")continueitem=int(temp)#转换为数字ifitem==4:print("|---感谢使用通讯录程序---|")breakname =input("请输入联系人姓名:")ifitem==1:ifnameinaddressBook:print(name,':',...
python为什么不用把input添加到了dictionary里面？[图片] 1.为什么不用append添加 2.第五行是不是就是在...
dic={"赵四":"特别能歪嘴","刘能":"老, 老四啊...","大脚":"跟这个和那个搞对象","大脑袋":"瞎折腾...",}name=input("请输入你想知道的我们村的人的名字: ")val=dic.get(name)print(val) 如果你输入了一个不存在的名字(刘老根),就会返回:None 因此一般我们还会加入if判断,以回复不同的情况,这...
The built-in filter() function is another tool that you can use to implicitly iterate through a dictionary and filter its items according to a given condition. This tool also takes a function object and an iterable as arguments. It returns an iterator from those elements of the input iterable...
ifi==my_input: print(my_dict_mapping[i]) break else: print("Mind your entry!!") The output after you execute the program So, the output isonefor the input ‘1’ that you entered. You can try the same program in your python interpreter too. ...
Python数据类型(字典-Dictionary)_005 python 字典类型是 Python 中唯一的映射类型(通过一个元素,可以唯一找到另一个元素) 留给昨天、 2024/10/30 1020 python数据类型,格式话输出 编程算法 一.程序交互 name = input(“你的名字是:”) #用户输入,输入的任何东西都存储成str(字符串类型)的形式 二.注释的重要性...
参考链接: Python中的字典dictionary方法 (cmp(), len(), items()…) 字典是另一种可变容器模型,且可存储任意类型对象。 字典的每个键值 key=>value 对用冒号 : 分割,每个键值对之间用逗号 , 分割,整个字典包括在花括号 {} 中 修改字典 向字典添加新内容的方法是增加新的键/值对,修改或删除已有键/值对如...
if key in domains: print("{0} is in the dictionary".format(domains[key])) In the example we check if a country is in the dictionary with theinoperator. Python dictionary sorting Starting from Python 3.7, dictionaries in CPython (the most common implementation of Python) maintain insertion ...
(input("please input the year of your birthday:")) month = int(input("please input the month of your birthday:")) day = int(input("please input the day of your birthday:")) # 判断星座的下标,用 n 来表明 n = 0 while zodiac_days[n] < (month, day): if month == 12 and day...
ID=int(input("请输入id号:")) name=input("请输入姓名:") age=int(input("请输入年龄:")) address=input("请输入地址:") telenumber=input("请输入电话号码:") sql1 = 'insert into TA(ID,NAME,AGE,ADDRESS,TELENUMBER)' sql1 += 'values("%d","%s","%d","%s","%s");' % (ID,name,...