python初学者指南第一至三章

            
                1
                print  ("Game over")
23 input ("press enter key to exit")
            

            注意：python语言是区分大小写的，因此print写成Print或PRINT，python语言是报错的。同理，变量abd和ABC对python来说是两个不同的变量。
            

            input()语句提供了用户交互的功能。
            
        

            
                1
                #
                 GAME OVER
                2
                #
                演示print（）的用法
                3
                print  ("Game over")
45 input ("press enter key to exit")
        

             1
            #
            game_over - version 2
             2
            #
            演示引号在字符串中的用法
　　#在引号中使用引号,只有字符串中的引号显示.最外的引号仅起到括定字符串的作用.
 3print ("Program ‘Game Over‘ 2.0")
 4 5print ("same","message","as before") # 一次性传递给print()多个值,各个值间用,分开,可以一次性打印出来.print()默认各值之间用空格分隔
 6 7print ("Just",
 8"a bit",
 9"bigger")
1011print ("here",end="")# end= " ",指定print的行结束符是用空格,这个语句执行完后,不换行,打印一个空格.默认的行结束符是换行符.也可以指定其他的字符.
12print ("it is ...")
1314print ("""1516________  ________  _____ ______   _______      
17|\   ____\|\   __  \|\   _ \  _   \|\  ___ \     
18\ \  \___|\ \  \|\  \ \  \\\__\ \  \ \   __/|    
19 \ \  \  __\ \   __  \ \  \\|__| \  \ \  \_|/__  
20  \ \  \|\  \ \  \ \  \ \  \    \ \  \ \  \_|\ \ 
21   \ \_______\ \__\ \__\ \__\    \ \__\ \_______22    \|_______|\|__|\|__|\|__|     \|__|\|_______|
23242526 ________  ___      ___ _______   ________       
27|\   __  \|\  \    /  /|\  ___ \ |\   __  \      
28\ \  \|\  \ \  \  /  / | \   __/|\ \  \|\  \     
29 \ \  \\\  \ \  \/  / / \ \  \_|/_\ \   _  _\    
30  \ \  \\\  \ \    / /   \ \  \_|\ \ \  \\  \|   
31   \ \_______\ \__/ /     \ \_______\ \__\\ _\   
32    \|_______|\|__|/       \|_______|\|__|\|__|  
333438""")
3940 input ("\n\npress enter key to exit")

            1
            print ("python 语言中数字运算符的应用")
2print ("2000-100+200=",2000-100+200)
3print ("真除法 10/3=",10/3)
4print ("取整除法 10//3=",10//3)
5print ("取余除法 10%3=",10%3)

Python 3.8.10 (/usr/bin/python3)
>>> %cd ‘/home/loong/文档/thonny_pyprogram/game-py/chat2‘
>>> %Run creeter.py
python 语言中数字运算符的应用
2000-100+200= 2100
真除法 10/3= 3.3333333333333335
取整除法 10//3= 3
取余除法 10%3= 1

>>> name = "loong"
>>> id (name)
140610209958000
>>> type (name)
<class ‘str‘>
>>> na = "loong"
>>> id (na)
140610209958000
>>> 

            1
            #
            2.7 获取用户输入
            2
            #
            让用户输入自己的名字，并在计算机上显示
            3 name = input ("你好，请问你叫什么\n")
45print ("\n你的名字真好听,",name)
6print("bye！",name)
7 input ("退出请按回车键")

            你好，请问你叫什么
andi

你的名字真好听, andi
bye! andi
退出请按回车键

            #
            转换字符串练习
            
#
            quotation manipulation
quote = ("I think there is a world market for maybe five computers.")
print ("original quote:\n",quote)
print ("\nIn uppercase:")
print (quote.upper())
print ("\nIn lowercass:")
print (quote.lower())
print ("\nas a title:")
print (quote.title())
print ("\nwith a minor Replacement:")
print (quote.replace("five","millions of"))
print ("original quote is still:\n")
print (quote)
input ("press enter key to exit")

            original quote:
 I think there is a world market 
            for
             maybe five computers.

In uppercase:
I THINK THERE IS A WORLD MARKET FOR MAYBE FIVE COMPUTERS.

In lowercass:
i think there is a world market 
            for
             maybe five computers.

as a title:
I Think There Is A World Market For Maybe Five Computers.

with a minor Replacement:
I think there is a world market 
            for
             maybe millions of computers.
original quote is still:

I think there is a world market 
            for
             maybe five computers.
press enter key to exit

        

            1 car = input ("how money for your car:")
2 car = int (car)
3type (car)
45#等于car = int (input("how money for your carL"))

Python 3.8.10 (/usr/bin/python3)
>>> car = input ("how money for your car:")
how money for your car:3500
>>> type (car)
<class ‘str‘>
>>> car = int(car)
>>> type(car)
<class ‘int‘>

            import
             random
die1 = random.randint(1,6)

            import
             random
die2 = random.randrange(6)

             1
            #
            演示随机数模块和if语句
             2
            #
            随机显示心情指数
             3
             4
            import
             random

             5 happy_num= random.randint(1,3)
 6print ("让我们看看你现在的心情\n")
 7if happy_num == 1:
 8print ("oh,nice.\(^o^)/ \n")
 9elif happy_num == 2:
10print ("oh,no!⊙︿⊙\n")
11else:
12print ("oh,你入定了. ^*(- -)*^\n")
1314 input ("\n好了,就到这里吧.再会!")

             1
            ‘‘‘
             2
            程序规划

             3
            生成签号对应的5条信息

             4
            引入random模块

             5
            欢迎用户

             6
            执行一个循环

             7
            while ture:

             8
                询问用户是否要抽签,输入yorn

             9
                if 要y

            10
                    生成一个1~5的随机数给签号

            11
                    判断是几号签

            12
                    打印签号对应的内容

            13
                    countiu

            14
                elif 否:

            15
                    break

            16
                else:

            17
                    提示输入错误,重新循环

            18
            感谢用户参与

            19
            提示按回车键退出

            20
            ‘‘‘
            21
            #
            签号对应内容
            22 tarot1 = "你现在的情况还是蛮不错的，在你看来只要坚持下去就是希望满满的节奏"23 tarot2 = "别想到啥就做啥。还有如果你想学好，至少短期内勤奋点，少偷懒玩了。"24 tarot3 = "在学习上更建议你还是专一点认真点化心思和时间下去，别总是走神到无关紧要的事情上"25 tarot4 = "这份工作就是与你对冲，即使再好的机会到你手里也会变坑"26 tarot5 = "如果你选择走这条路，选择这个工作，未来里至少两三个月的时间里你会是非常累并且要做非常多的付出"27#引入随机数模块28import random
29 tarot = 0
30#程序开始31print ("欢迎您来到塔罗星座屋")
32while True:
33     choos = input ("\n现在要开始抽牌么?Y开始,N结束\n")
34if choos == "y"or choos=="Y":
35         tarot = random.randint(1,5)
36if tarot ==1:
37print (tarot1)
38elif tarot ==2:
39print (tarot2)
40elif tarot == 3:
41print (tarot3)
42elif tarot ==4:
43print (tarot4)
44elif tarot ==5:
45print (tarot5)
46elif choos == "n"or choos=="N":
47break48else:
49print ("输入错误,请输入\"Y\"或\"N\"\n")
50continue51print ("感谢您来到星座塔罗小屋,再会\n")
52 input ("按回车键退出")