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安装nano
yum install nano
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更新python并修改’python’的软连接
(1)更新软件
yum update
额外的软件扩展源,epel扩展源
sudo yum -y install epel-release
安装完之后别忘了清除一下cache
sudo yum clean all
(2)下载python
cd /usr/local/src
wget https://www.python.org/ftp/python/3.6.1/Python3.6.1.tgz
tar xvf Python-3.6.1.tgz
cd Python-3.6.1
wget https://www.python.org/ftp/python/2.7.13/Python-2.7.13.tgz
tar xvf Python-2.7.13.tgz
cd Python-2.7.13
(3)编译安装
./configure
make all
make install
make clean
make distclean
rm /usr/bin/python
ln -s /usr/local/bin/python3.6 /usr/bin/python
另一种安装方式
tar jxvf Python-3.3.3.tar.bz2 -C /usr/local/src/
cd /usr/local/src/Python-3.3.3/
./configure –prefix=/usr/local/Python-x.x.x
make && make install
mv /usr/bin/python /usr/bin/python.bak
ln -s /usr/local/python3.3/bin/python3.3 /usr/bin/python
软连接:路径要写全,并且不要忘了路径最前面的/
在centos系统下更改了python得软连接yum就会挂掉
解决:
/usr/bin/yum
#修改 yum中的python
将第一行 #!/usr/bin/python 改为 #!/usr/bin/pythonx.x
(4)安装python库
pip install requests
django
web.py