To Check the current app version ?
pip --version
python3 --version
We need to install below application
sudo apt install python3-pip python3-venv -y
pip install Flask
nano app.py
from flask import Flask
app = Flask(__name__)
@app.route('/')
def hello_world():
return 'Hello, Lalatendu!'
if _name_ == '__main__':
app.run(debug=True)
export FLASK_APP=app.py
flask run
For Uninstall
sudo apt remove python3-pip python3-venv
pip uninstall Flask