安装python3

  1. cd /soft/bak
  2. yum -y install libffi-devel gcc automake autoconf libtool make zlib*
  3. wget https://www.python.org/ftp/python/3.7.1/Python-3.7.1.tgz
  4. tar xvf /soft/bak/Python-3.7.1.tgz
  5. cd  /soft/bak/Python-3.7.1
  6. ./configure --prefix=/soft/python3
  7. make && make install
  8. mv /usr/bin/python /usr/bin/python_bk
  9. cp /soft/python3/bin/python3.7 /usr/bin/python
  10. sed -ie '1c#!/usr/bin/python2.7' /usr/bin/yum
  11. sed -ie '1c#!/usr/bin/python2.7' /usr/libexec/urlgrabber-ext-down
  12. yum install -y openssl-devel python3-pip
  13. pip3 install --upgrade pip
  14. echo "===>修改yum等文件的python版本"