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  | sudo -i | |
| apt update -y && apt-get upgrade -y | |
| apt update -y | |
| apt install build-essential checkinstall | |
| apt install ubuntu-restricted-extras | |
| apt install software-properties-common | |
| apt install apt-show-versions | |
| apt upgrade -o APT::Get::Show-Upgraded=true | |
| apt-show-versions | grep upgradeable | |
| apt install git | 
  
    
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  | # !/bin/sh | |
| sudo apt update | |
| sudo apt install build-essential zlib1g-dev libncurses5-dev libgdbm-dev libnss3-dev libssl-dev libreadline-dev libffi-dev libsqlite3-dev wget libbz2-dev | |
| sudo apt-get install build-essential checkinstall | |
| sudo apt autoremove | |
| sudo apt-get install libreadline-gplv2-dev libncursesw5-dev libssl-dev libsqlite3-dev tk-dev libgdbm-dev libc6-dev libbz2-dev libffi-dev zlib1g-dev | |
| cd /opt | |
| sudo wget https://www.python.org/ftp/python/3.8.6/Python-3.8.6.tgz | |
| sudo tar xzf Python-3.8.6.tgz |