centos7.6でPython 3をインストールします.7.4

wget https://www.python.org/ftp/python/3.7.4/Python-3.7.4.tgz

tar -xzvf Python-3.7.4.tgz

mkdir -p /usr/local/python3
      Python-3.7.4
cd Python-3.7.4
./configure --prefix=/usr/local/python3/

make

make install

ln -s /usr/local/python3/bin/python3 /usr/bin/python3
ln -s /usr/local/python3/bin/pip3 /usr/bin/pip3

pip3 install --upgrade pip

vi .bash_profile
  
PATH=$PATH:$HOME/bin:/usr/local/python3/bin
    ，    ：source .bash_profile

  ：ModuleNotFoundError: No module named '_ctypes'
    ：yum install libffi-devel
  ：zipimport.ZipImportError: can‘t decompress data; zlib not availabl
    ：yum install zlib-devel
  ：No module named '_ssl'
    ：yum install openssl-devel，        
  ：No module named '_sqlite3
    ：yum install sqlite-devel，        
  ：ImportError: No module named Tkinter
    ：
yum install tkinter 
yum -y install tcl-devel tk-devel