Centos7 python3 and pip3

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yum -y groupinstall "Development tools" 

yum -y install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel gdbm-devel db4-devel libpcap-devel xz-devel

 wget -c https://www.python.org/ftp/python/3.5.1/Python-3.5.1.tgz
   21  tar xvf Python-3.5.1.tgz 
   23  cd Python-3.5.1/

   25  ./config
   26  ./configure 
   27  ./configure --prefix=/usr/local/python3
   28  make -j4  && make install

创建Python3,pip3的软链接
ln -s /usr/local/python3/bin/python3.5 /usr/bin/python3
   78  ln -s /usr/local/python3/bin/pip3  /usr/bin/pip3






troubleshooting

zipimport.ZipImportError: can't decompress data; zlib not available

安装上所有的lib 用上面的安装方式就行了


see also

Centos7 Python3 pip3下安装scrapy