centos安装python3

安装openssl-1.1.1

卸载原来的openssl

yum remove openssl

安装新版本openssl

yum -y install perl
yum -y install gcc gcc-c++

tar -zxvf openssl-1.1.1g.tar.gz

cd openssl-1.1.1g

./config --prefix=/usr/local/openssl

make

make install

ln -s /usr/local/openssl/bin/openssl /usr/bin/openssl

配置

vi /etc/ld.so.conf

# 尾行添加
/usr/local/openssl/lib

# 配置生效
ldconfig -v

安装python3

./configure --prefix=/usr/local/python3 --with-openssl=/usr/local/openssl

make

make install

ln -s /usr/local/python3/bin/python3 /usr/bin/python3
ln -s /usr/local/python3/bin/pip3 /usr/bin/pip3

报错

yum 后重新 configure && make && make install

# ModuleNotFoundError: No module named '_bz2'
yum install bzip2-devel

# ModuleNotFoundError: No module named 'zlib'
yum -y install zlib zlib-devel

# ModuleNotFoundError: No module named '_ctypes'
yum install libffi-devel

# ModuleNotFoundError: No module named '_sqlite3'
yum -y install sqlite-devel