python虚拟环境搭建,,(1)常用lib下载


(1)常用lib下载地址:

https://pypi.python.org/pypi

(2)安装

1.下载安装,在命令行进入setup.py的目录后,执行python setup.py install setup.py为下载安装的安装包中的文件

2.pip install 安装(windows安装默认已经安装pip)

pip install awscli- 1.15.29-py2.py3-none-any.whl

pip install awscli

3.easy install 安装

easy install pybbdb

代理安装:pip install requests -i http://pypi.douban.com/simple/--trusted-host pypi.douban.com

#创建虚拟环境

python -m venv .

进入虚拟环境

Scripts\activate.bat

#在虚拟环境中安装lib

pip install XXX

#退出虚拟环境

Scripts\deactivate.bat

#安装mysql

venv:pip install pymysql

共存一段时间后如果pip install 出现如下错误:

You are using pip version 9.0.3, however version 10.0.1 is available.
You should consider upgrading via the ‘python -m pip install --upgrade pip‘ command.

需要重新配置下pip

配置python3的pip :python3 -m pip install --upgrade pip --force-reinstall

python虚拟环境搭建

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