from:http://interactivepython.org/courselib/static/pythonds/Introduction/InputandOutput.html Input and Output Input Python’s input function takes a single parameter that is a string. This string is often called the prompt because it contains some hel…
input(): 要求输入合法的python表达式, 例如字串需要加"", 四则运算会自动计算. raw_input():所有输入视作字串 >>> val=input("input your expression: ")input your expression: "what is your name">>> print "your input value is: "+valyour inp…
报错信息: “Please input your guess: gussTraceback (most recent call last): File "coinGuessGame.py", line 20, in <module> guess = input("Please input your guess: ") File "<string>", line 1, in <module>NameEr…
input()以字符串的方式获取用户输入: >>> x = input() 4.5 >>> type(x) <class 'str'> >>> y = input() Do you love python? >>> type(y) <class 'str'> 输入的字符串可以通过运算符进行连接.复制等操作: >>> x = input() abc >>> x * 3 'abc…