Python Full stack Development--01 Foundation

#!/usr/bin/env Python can declare the Python interpreter used by Liunx (unique)

Coding

#-*-Coding:utf-8-*-

Python2 have Chinese language to add the code in the header file Plus, Python3 do not use, the default is Utf-8 (also can be written UTF8)

Python syntax

#变量名
1. Letters
2. Digital
3. Underline

#永远等待 until the user enters a value, n generation refers to the value entered by the user
N=input (' Please enter user name: ')

#条件语句　

If condition:
Statement block
Elif Conditions:
Statement block
Else
Statement block

#假如要什么都不用执行, can't be empty, write a pass

#字符串 (quotation marks)
1. Can be added
2. Can ride
#数字:
Subtraction second-party surplus

Note://Only pick-up,/Shangyu are taken
#循环
While condition:
Statement block

Python Full stack Development--01 Foundation