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读取文件内容:from sys import argvscript ,filename = argvprint(f"你要打开的是{filename}:")# text = open(filename)text = open(filename,'r', encoding='UTF-8')content = text.read();print(f"文件内容是:{content}")...

先来第一个版本:exercise 11 Asking Questionprint("How old are you?",end=" ")age = input()print("How tall are you?",end=" ")height = input()print("How much do you weight?",end=" ")weight = input()pr...

python换行符,\n,tab制表符\t多行文本原样输出.不解析变量,但是换行符号,转义字符仍旧生效,与php里面的nowdoc类似.三个单引号与三个双引号作用一样.# Here's some new strange stuff, remember type it exactly.days = "Mon Tue Wed Thu Fri Sat Sun"months = "\nJan\n...

exercise 6 文本格式化在python里面,一切都是对象,对象拥有很多属性和方法.例如字符串就有format方法,传递参数到占位符.连接两个字符串用’+’print(x,y)这样的话x和y之间会有一个空格.types_of_people = 10x=f"There are {types_of_people} types of people."binary = "binar...

exercise 3 数字运算加减乘除,注意运算顺序print("I will now count my chickens:")print("Hens",25+30/6)print("Roosters",100-25*3*4)print("Now I will cout the eggs:")print(3+2+1-5+4%2-1/4+6)print("Is it true t...

exercise 1print somthing you likeprint("Wello World!")print("Hello Again!")print('I like typing this.')print("This is fun!")print('Yay! Pringing.')print("I'd much rather you 'not'.")print('I...

1.下载:https://www.python.org/downloads/release/python-373/2.自定义安装双击安装,选择自定义安装,勾选环境变量,设置安装路径,点击下一步,安装成功!3.安装之后测试测试一下,插卡python版本及pip是否正常.到这里,python就安装好了....