P40 string formatting

= #__author__ "Cool" 
#date = 2019/2/18 3:30 



"" " 
Author Format: 
          __author__ =" Cool "(name) 
          DATE = 2019/2/18 3:30 

in ':' After passing an integer , ensures that the field has a width of at least so much for landscaping useful when the table: 
>>> table = { 'Jack': 4127, 'Rose': 4098, 'Peter': 7678} 
>>> for name, in table.items Phone (): 
... Print ( '{0:10} ==> {. 1: 1Od}'. the format (name, Phone)) 
...   
Peter ==> 7678 
Rose ==> 4098 
Jack ==> 4127 

'' ' 



' '' 
normal output 
           name = INPUT ( "the name:") 
           Age = INPUT ( "Age:") 
           Job = INPUT ( "the Job") 
  (Salary) the salary = INPUT ( "the salary:") 
  
           Print (name, Age, Job, the salary) 
         
formatted output:% s
          Placeholder% 
          % S = == correspondence string String S 
          % D == correspondence d = digit integer number 
          % f == correspondence f = float floating decimal 
          print ( "My name is S% "% (" Alfred.Xue ")) 



'' ' 

the Name = INPUT (" the Name: ") 
Age = int (INPUT (" Age: ")) 
the Job = INPUT (" the Job: ") 
the Salary = INPUT (" the salary: ") 

IF Salary.isdigit (): # look like long numbers, for example: 100D, '200 is' 
    the Salary = int (the Salary) 
the else: 
    Print (" INPUT digit for MUST ") 
    exit () # exit the program, exit () with brackets can things, Exit ( "INPUT digit for MUST") 
    
MSG = '' ' 
-------- ----------- S% info of 
the Name:% s 
Age:% of 
Job:% s 
Salary:% d
Retired% in BE Will you years S 
------------- End -------------- 
'' '% (the Name, the Name, Age, the Job, the Salary , 65-Age) # correspondence 

Print (msg) 


#digit translation: digital 
# nretired (retirement age) 
# tell the computer, followed by several variables, association, the association is one to one relationship