centos7编译安装python3

1.安装依赖

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

2.下载软件包

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wget https://www.python.org/ftp/python/3.9.7/Python-3.9.7.tar.xz   下载列表：https://www.python.org/ftp/python/

3.编译安装

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wget http://www.openssl.org/source/openssl-1.1.1.tar.gz tar xf openssl-1.1.1.tar.gz cd openssl-1.1.1/ ./config --prefix=/usr/local/openssl shared zlib make && make install     tar -xf Python-3.9.7.tar cd Python-3.9.7 ./configure --prefix=/usr/local/python3.9  --with-ssl=/usr/local/openssl make && make install

 

如果使用系统默认版本，默认系统OpenSSL版本不适配，需要升级

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yum install -y epel-release.noarch yum install -y openssl11 openssl11-devel   cd Python-3.10.xxx #进入目录后替换编译命令 # 替换openssl 为openssl11 sed -i 's/PKG_CONFIG openssl /PKG_CONFIG openssl11 /g' configure

4.配置PATH及验证

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vim ~/.bash_profile PATH=/usr/local/python3.9/bin:$PATH:$HOME/bin . ~/.bash_profile   env python3