安装 Python2.7
- 安装依赖包
yum groupinstall -y "Development tools"
yum install -y zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel - 下载、编译和安装 Python 2.7.13
wget https://www.python.org/ftp/python/2.7.15/Python-2.7.15.tgz
tar zxf Python-2.7.15.tgz
cd Python-2.7.15
./configure
make && make install - 备份系统的旧版 python
mv /usr/bin/python /usr/bin/python.old
rm -f /usr/bin/python-config - 创建新版本的 Python 软链接
ln -s /usr/local/bin/python /usr/bin/python
ln -s /usr/local/bin/python-config /usr/bin/python-config
ln -s /usr/local/include/python2.7/ /usr/include/python2.7 - 查看 python 版本
python --version
返回 Python 2.7.15 为正常
解决 yum 命令不可用的问题
cp -r /usr/lib/python2.6/site-packages/yum /usr/local/lib/python2.7/site-packages/
cp -r /usr/lib/python2.6/site-packages/rpmUtils /usr/local/lib/python2.7/site-packages/
cp -r /usr/lib/python2.6/site-packages/iniparse /usr/local/lib/python2.7/site-packages/
cp -r /usr/lib/python2.6/site-packages/urlgrabber /usr/local/lib/python2.7/site-packages/
cp -r /usr/lib64/python2.6/site-packages/rpm /usr/local/lib/python2.7/site-packages/
cp -r /usr/lib64/python2.6/site-packages/curl /usr/local/lib/python2.7/site-packages/
cp -p /usr/lib64/python2.6/site-packages/pycurl.so /usr/local/lib/python2.7/site-packages/
cp -p /usr/lib64/python2.6/site-packages/_sqlitecache.so /usr/local/lib/python2.7/site-packages/
cp -p /usr/lib64/python2.6/site-packages/sqlitecachec.py /usr/local/lib/python2.7/site-packages/
cp -p /usr/lib64/python2.6/site-packages/sqlitecachec.pyc /usr/local/lib/python2.7/site-packages/
cp -p /usr/lib64/python2.6/site-packages/sqlitecachec.pyo /usr/local/lib/python2.7/site-packages/
安装 ezsetup
wget https://bootstrap.pypa.io/ezsetup.py -O - | python
安装 pip
easyinstall pip
安装 Scrapy
pip install Scrapy
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