Python3 variable naming rules_ Python variable naming rules

Hello everyone , I meet you again , I'm your friend, Quan Jun .

Original blog post

2020-05-14 10:53 −

python Identifier naming rules ：

1, Identifier can only contain large 、 Lowercase letters 、 Numbers 、 Underline “_”, And can't start with a number

2, Identifier cannot be associated with python Same keywords , But can contain

3, Identifier cannot contain spaces

tips：

a,python The identifier of is case sensitive , Such as variable number And variables Number Represent different variables …

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Learning outline

Generate a list of values for the specified range , The syntax is as follows ：

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Reserved words ：and,as,assert,break,class,continue,

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python-requests

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effect ： A library that can simulate a browser sending requests to a server

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1. install

The module to be installed is named pyyaml, direct pip install pyyaml

Import , direct import yaml

2.yaml File format

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# Python3 With your hand – [Python3 With your hand ](#python3%e9%9a%8f%e6%89%8b%e8%ae%b0) – [list Method ](#list%e6%96%b9%e6%b3%95) – [os](#os) – [imageio](#imageio) – [Python I…

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