linux 一行命令安装python3.7

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荐:一行命令搞定(仅适用通过apt或yum来安装包的系统[ubuntu/red hat/centos])

curl https://bc.gongxinke.cn/downloads/install-python-latest | bash

该命令在安装python的同时,也安装python-dev等常用扩展、并且激活ssl等内建模块,基本上执行完就可以很愉快地使用python,继续苦短的人生了。

具体安装内容可通过curl https://bc.gongxinke.cn/downloads/install-python-latest和

curl https://bc.gongxinke.cn/downloads/activate_buildin_modules.py来查看。

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平常是这么安装的...

方法一:从python官网下载安装包来安装

wget https://www.python.org/ftp/python/3.7.2/Python-3.7.2.tar.xz && \
    tar -xvf Python-3.7.2.tar.xz && \
    cd Python-3.7.2 && \
    ./configure && make && sudo make altinstall

--------------------

>>> 装完python后pip install有点慢?看看这个:pipenv换源、pipenv换阿里源、pip换源、pip换豆瓣源

如果安装python过程中报这个错误:

ModuleNotFoundError: No module named '_ctypes'

扫描二维码关注公众号,回复: 5280913 查看本文章

可通过安装libffi(-dev[el])

https://bugs.python.org/issue31652

来解决(安装完重新运行sudo make altinstall),Ubuntu用这个命令:

sudo apt install libffi-dev

centos是这个:

sudo yum install libffi-devel

更周全的方法是不单安装libffi(-dev[el])

还安装其他python开发所需的包(Ubuntu):

sudo apt update -y
sudo apt install -y build-essential libncursesw5-dev libgdbm-dev libc6-dev zlib1g zlib1g-dev libsqlite3-dev tk-dev libssl-dev openssl libffi-dev python3-dev python3-smbus

centos:

sudo yum update -y
sudo yum groupinstall -y "development tools"
sudo yum install zlib zlib-devel bzip2-devel openssl openssl-devel libffi-devel ncurses-devel xz-devel  python3-devel sqlite-devel readline-devel tk-devel gdbm-devel db4-devel libpcap-devel expat-devel

方法二:从国内的网站下载安装包,适合访问python官网比较慢或访问不到的情况:

wget https://bc.gongxinke.cn/downloads/Python-3.7.2.tar.xz && \
    tar -xvf Python-3.7.2.tar.xz && \
    cd Python-3.7.2 && \
    ./configure && make && sudo make altinstall

或:

curl https://bc.gongxinke.cn/downloads/install-python-3.7.2 | bash

附:

安装python3.6.8:

curl https://bc.gongxinke.cn/downloads/install-python-3.6.8 | bash

md5校验(https://www.python.org/downloads/release/python-372/):

echo 'df6ec36011808205beda239c72f947cb  md5-from-python.org' && md5sum Python-3.7.2.tar.xz

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安装过程如果遇到这个错误:

zipimport.ZipImportError: can't decompress data; zlib not available

编辑文件 Python-3.7.2/Modules/Setup

查找zlib,去掉第338行zlib zlibmodule.c -I$(prefix)/include -L$(exec_prefix)/lib -lz前面的#,保存

然后重新运行:

cd Python-3.7.2 && make && sudo make altinstall

------------------------------------------------

如果遇到了./Modules/zlibmodule.c:10:10: fatal error: zlib.h: No such file or directory

ubuntu中通过安装这个解决了(安装后需要重新make和make altinstall):

sudo apt-get install zlib1g-dev

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转载自blog.csdn.net/jaket5219999/article/details/80894517
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