centos安装python3

少说话，多做事

# Centos7-python3.6.8脚本升级

展开脚本

#!/bin/bash
ping -c 1 223.5.5.5 &>/dev/null
if [ $? -ne 0 ];then
        echo "请检查网路"
        exit 1
else
        echo "正常网络"
fi

Path=$(cd $(dirname $0); pwd)
if [ -e ${Path}/Python-3.6.8.tgz ];then
        echo "Python-3.6.8.tgz安装包已经存在"
else
        wget https://www.python.org/ftp/python/3.6.8/Python-3.6.8.tgz -O ${Path}Python-3.6.8.tgz	
fi

yum -y install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel make gcc
if [ $? -ne 0 ];then
        echo "依赖安装失败，请重试"
        exit 1
fi

tar -xzvf ${Path}/Python-3.6.8.tgz -C /usr/local/

cd /usr/local/Python-3.6.8
./configure --prefix=/usr/local/python36

make -j $(nproc) && make install

if [ $? -ne 0 ];then
        echo "编译失败，请检查"
        exit 2
fi

#修改yum命令
mv /usr/bin/python /usr/bin/python-2.7.5 #改为你的老版本
sed -i 's#python#python2#g' /usr/bin/yum
sed -i 's#python#python2#g' /usr/libexec/urlgrabber-ext-down

ln -s /usr/local/python36/bin/python3.6 /usr/bin/python
test -f /usr/bin/pip || ln -s /usr/local/python36/bin/pip3 /usr/bin/pip

echo "export PATH=/usr/local/python36/bin:\$PATH" >> /etc/profile
echo "source /etc/profile" >> /root/.bashrc
source /etc/profile

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# Ubuntu18.04

cd /opt
apt install -y gcc make build-essential libssl-dev zlib1g-dev libbz2-dev libncurses5-dev libsqlite3-dev  libreadline-dev 

wget https://www.python.org/ftp/python/3.5.2/Python-3.5.2.tgz
tar xf Python-3.5.2.tgz 
cd Python-3.5.2
./configure --prefix=/usr/local/python3
echo $?
make -j $(nproc)
echo $?
make install
echo 'export PATH=/usr/local/python3/bin:$PATH' >> /etc/profile
source /etc/profile
#检查
python3 -V

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# sqlite_scrapy模块安装

wget https://www.sqlite.org/2018/sqlite-autoconf-3250200.tar.gz
tar xf sqlite-autoconf-3250200.tar.gz  &&  mv ./sqlite-autoconf-3250200  sqlite-autoconf
cd sqlite-autoconf/
./configure  --prefix=/usr/local/sqlite3
make && make install

echo 'export PATH=/usr/local/sqlite3/lib:$PATH' >> /etc/profile

find / -name "setup.py" |xargs grep -rl "sqlite"
vim /root/soft/Python-3.6.8/setup.py
################################
#找sqlite，添加  '/usr/local/sqlite3/include',

        sqlite_inc_paths = [ '/usr/include',
                             '/usr/include/sqlite',
                             '/usr/local/sqlite3/include',
                             '/usr/include/sqlite3',
                             '/usr/local/include',
                             '/usr/local/include/sqlite',
                             '/usr/local/include/sqlite3',
                             ]
###########################

ln -s /usr/local/sqlite3/lib/* /usr/local/lib
ln -s /usr/local/sqlite3/lib/pkgconfig/sqlite3.pc /usr/local/lib/pkgconfig
cd /root/soft/Python-3.6.8/
make && make install
echo $?

#检查python 环境是否变成 2 了
重新 创造软链接  python3

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# ffmpeg模块安装（Centos7）

ffmpeg.sh
ffmpeg-4.0.4.tar.bz2
yasm-1.1.0.tar.gz

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# 个人存储下载地址。。。

点击，获取下面下载资源

python3.6.8.sh
Python-3.6.8.tgz

ffmpeg.sh
ffmpeg-4.0.4.tar.bz2
yasm-1.1.0.tar.gz

sqlite-autoconf-3250200.tar.gz

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上次更新: 2023/11/20, 16:52:10

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