Mi primer contacto cercano con Python
-
Descargue y abra Python Shell;
-
Realice pruebas de entrada y salida:
>>> print("i love you") #注释的方法 i love you >>> print(5+3) #注意是没有双引号的,双引号表示文本 8 >>> 5+3 #直接做加法 8 >>> 1234567890987654321*987654321123456789 #可以计算比较长的位数,没有长度限制 1219326312254229535413808882112635269 >>> print("well water"+" river") well water river >>> print("i love you " *8) i love you i love you i love you i love you i love you i love you i love you i love you >>> print("i love you "+8) Traceback (most recent call last): File "<stdin>", line 1, in <module> TypeError: can only concatenate str (not "int") to str