script Python 3.8.10 Install Instruction

sudo apt update
sudo apt-get install libssl-dev openssl zlib1g-dev make gcc -y
cd /opt
sudo wget https://www.python.org/ftp/python/3.9.2/Python-3.9.2.tgz
sudo tar xzvf Python-3.9.2.tgz
cd Python-3.9.2/
ls
sudo ./configure
sudo make
sudo make install
sudo ln -fs /opt/Python-3.9.2/Python /usr/bin/python3.9
python3.9 --version