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注释、输出、字符格式化

时间:2020-04-19 22:14:12      阅读:60      评论:0      收藏:0      [点我收藏+]

注释:

单行 #

多行 """    """  或者 ‘‘‘     ‘‘‘

 

输入

1 #!/usr/bin/env python
2 name =  input("这里是输入提示:")    //input() 为字符串输出
3 number = int(input("这里是输入提示:")) //加上int() 是将输入的数据转换为数字型
4 print (name,number) //打印

 

字符格式化

1 %s     #这是字符串型
2 %d     #这时数字型
3 %f      #这是浮点型

 

#第一种
name=""" 
your name : {0}
your age   :{1}
........
""".format(name,age)  #按顺序输出的

#第二种
name=“”“
your name : {_name}
your age :{_age}
........
""".format(
_name = name
_age = age
)                    #Emmmm.....这个就相当于变量赋值一样,{}里面等于哪个变量就输出哪个变量里面的值

 

第一种:

 1 #!/usr/bin/env python
 2 #-*- coding:utf-8 -*-
 3 #Author:Love Dahua
 4 name = input("please input your name:")
 5 age = int(input("please input your age:"))
 6 job = input("please input your job:")
 7 hobby = input("please input your hobby:")
 8 
 9 info1 = """
10 ------------- first kind ----------------
11 your name:%s
12 your age:%d
13 your job:%s
14 your hobby:%s
15 -----------------------------------------
16 """%(name,age,job,hobby)
17 
18 info2 = """
19 ------------- third kinds ----------------
20 your name:{_name}
21 your age:{_age}
22 your job:{_job}
23 your hobby:{_hobby}
24 -------------------------------------------
25 """.format(
26     _name = name,
27     _age = age,
28     _job = job,
29     _hobby = hobby
30 )
31 
32 
33 info3 = """
34 ------------- second kinds ----------------
35 your name:{0}
36 your age:{1}
37 your job:{2}
38 your hobby:{3}
39 -------------------------------------------
40 """.format(name,age,job,hobby)
41 
42 
43 print (info1,info2)

输出:

------------- first kind ----------------
your name:dahua
your age:10000
your job:it
your hobby:qiaodaima
-----------------------------------------
 
------------- third kinds ----------------
your name:dahua
your age:10000
your job:it
your hobby:qiaodaima
-------------------------------------------
 
------------- second kinds ----------------
your name:dahua
your age:10000
your job:it
your hobby:qiaodaima
-------------------------------------------

 

注释、输出、字符格式化

原文:https://www.cnblogs.com/ITkeyan/p/12733461.html

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