centos7 python3.9.10 报错 No module named _ssl

首先安装依赖

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

配置openssl

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tar -zxvf openssl-1.1.1v.tar.gz cd openssl-1.1.1w/ ./config --prefix=/usr/local/openssl --openssldir=/usr/local/openssl make make install   mv /usr/bin/openssl /usr/bin/openssl_backup ln -s /usr/local/openssl/bin/openssl /usr/bin/openssl ln -s /usr/local/openssl/lib/libssl.so.1.1 /usr/lib/libssl.so.1.1 ln -s /usr/local/openssl/lib/libcrypto.so.1.1 /usr/lib/libcrypto.so.1.1

测试：

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1	openssl version

 

配置python环境

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tar -zxvf Python-3.9.10.tgz cd Python-3.9.10.tgz/ ./configure -C --with-openssl=/usr/local/openssl --with-openssl-rpath=auto --prefix=/usr/local/python39 make -j8 make altinstall ln -s /usr/local/python39/bin/python3.9 /usr/bin/python39 ln -s /usr/local/python39/bin/pip3.9 /usr/bin/pip39

测试：

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1 2	import ssl print(ssl.OPENSSL_VERSION)