Python安装

ubuntu

RUN apt update \
    && apt install python3.7 python3.7-dev python3-distutils libgl1-mesa-glx libglib2.0-dev curl -y \
    && ln -s /usr/bin/python3.7 /usr/bin/python \
    && curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py \
    && python get-pip.py

centos

https://blog.csdn.net/qq_42353939/article/details/94609591

yum install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel libffi-devel gcc make

下载地址：https://www.python.org/ftp/python/  

wget https://www.python.org/ftp/python/3.7.1/Python-3.7.1.tgz 
tar -xzvf Python-3.7.1.tgz

 

vi /etc/pip.conf

[global]
index-url = https://pypi.doubanio.com/simple
[install]
trusted-host = pypi.douban.com

指定版本创建虚拟环境 

virtualenv -p python3.6 env36
virtualenv -p python3.7 env37

 which python3.9 命令是否可以找到 Python 3.9 的路径

 

miniconda

wget https://mirrors.tuna.tsinghua.edu.cn/anaconda/miniconda/Miniconda3-latest-Linux-x86_64.sh
sh Miniconda3-latest-Linux-x86_64.sh

 

Anaconda 镜像使用帮助