403  wget https://www.python.org/ftp/python/3.10.9/Python-3.10.9.tgz
  404  ll
  405  tar -zxvf Python-3.10.9.tgz 
  406  cd Python-3.10.9
  407  ./configure --prefix=/usr/local/python3 --enable-optimizations
  408  make && make install
  409  ./configure --prefix=/usr/local/python3
  410  make && make install
  411  ./configure prefix=/usr/local/python3
  412  make clean
  413  make
  414  yum install -y  bzip2-devel
  415  yum install -y libffi-devel
  416  yum install -y gcc
  417  make install
  418  python3 -V
  419  python3 -v
  420  ln -s /usr/local/python3/bin/python3.10 /usr/bin/python
  421  ll /usr/bin/python
  422  ll /usr/bin/python3
  423  rm -rf /usr/bin/python3
  424  ln -s /usr/local/python3/bin/python3.10 /usr/bin/python3
  425  python3 -v