linux下安装python3

1、安装zlib、OpenSSL yum install –y gcc gcc-c++ openssl openssl-devel zlib zlib-devel

2、下载安装python3 cd /home/admin/software/python wget https://www.python.org/ftp/python/3.6.5/Python-3.6.5.tgz tar –zxvf Python3.6.5.tgz cd Python3.6.5 ./configure –prefix=/home/admin/project/python make &make install ln -s /home/admin/project/python/bin/python3 /usr/bin/python3 python3 –version python3

3、安装pip、setuptools，系统自带pip-9.0.3和setuptools-39.0.1 cd /home/admin/software/python wget --no-check-certificate https://files.pythonhosted.org/packages/ae/e8/2340d46ecadb1692a1e455f13f75e596d4eab3d11a57446f08259dee8f02/pip-10.0.1.tar.gz tar –zxvf pip-10.0.1.tar.gz cd pip-10.0.1 python3 setup.py build python3 setup.py install

wget --no-check-certificate https://files.pythonhosted.org/packages/1a/04/d6f1159feaccdfc508517dba1929eb93a2854de729fa68da9d5c6b48fa00/setuptools-39.2.0.zip unzip setuptools-39.2.0.zip cd setuptools-39.2.0 python3 setup.py build python3 setup.py install