1 ##### Create target directory Project ####
  ep. 
      mkdir MyProject
      cd MyProject
2 ##### using Python3, create a virtual environment for Flask:
  ep. 
      python3 -m venv flask-venv
3 ##### Now run this command to activate the virtual environment:
  ep. 
      source flask-venv/bin/activate

  Note: Here flask-venv is the name for our virtual environment, you can also set any custom name for it.
  
4 ##### Finally, install Flask using the pip3 command:
  ep.
      pip3 install flask

  4.1 If you are outsite If you are outside the virtual environment, then run this command for Flask installation:
      ep.
         pip install flask --user
5.##### At last, check the Flask version to confirm if it is successfully installed on your system or not:
  ep. 
      flask --version

6.#### How to run APPs 
  ep. python3 <<your file.py>>