CentOS6.9 Python环境配置（python2.7、pip、virtualenv）

python2.7

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yum install -y zlib zlib-devel openssl openssl-devel mysql-devel gcc gcc-c++ wget https://www.python.org/ftp/python/2.7.13/Python-2.7.13.tgz tar -zxvf Python-2.7.13.tgz cd Python-2.7.13 ./configure --prefix=/usr/local/python2.7 --with-ssl make make install

 setuptools

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wget https://files.pythonhosted.org/packages/dc/8c/7c9869454bdc53e72fb87ace63eac39336879eef6f2bf96e946edbf03e90/setuptools-33.1.1.zip unzip setuptools-33.1.1.zip cd setuptools-33.1.1 /usr/local/python2.7/bin/python2.7 setup.py install

 pip

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wget https://pypi.python.org/packages/source/p/pip/pip-1.3.1.tar.gz --no-check-certificate tar -zxvf pip-1.3.1.tar.gz cd pip-1.3.1 /usr/local/python2.7/bin/python2.7 setup.py install pip install -U pip 升级pip，低版本pip有的时候会有问题 或者pip升级到指定版本 pip install --upgrade setuptools==30.1.0

升级pip后如果提示

pkg_resources.DistributionNotFound: cffi>=1.8,!=1.11.3

则升级cffi，pip install -U cffi

建立软链接

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cd /usr/bin ln -s /usr/local/python2.7/bin/pip-2.7 ./pip2.7 ln -s /usr/local/python2.7/bin/python2.7 ./python2.7

 virtualenv

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pip2.7 install virtualenv cd /usr/bin ln -s /usr/local/python2.7/bin/virtualenv ./

 virtualenvwrapper

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pip2.7 install virtualenvwrapper   mkdir ~/.virtualenvs vi /etc/profile   export WORKON_HOME=~/.virtualenvs   export VIRTUALENVWRAPPER_PYTHON=/usr/bin/python2.7 source /usr/local/python2.7/bin/virtualenvwrapper.sh source /etc/profile