flask-hello-coursera

Run Flask and test it out

• Open a terminal in Visual Studio Code.
• cd into the projects directory: cd /home/coder/project
• install virtualenv: python3 -m pip install virtualenv
• create a virtualenv: /home/coder/.local/bin/virtualenv VENV
• source the virtualenv (activate it): source VENV/bin/activate
• cd into the projects directory: cd /home/coder/project
• source the virtualenv (activate it): source VENV/bin/activate
• cd into flask project: cd /home/coder/project/flask-project
• install software: make install
• run flask: python main.py

You should see something similar to this:

(VENV) coder@81b962f86a39:~/project/flask-project$ python main.py 
 * Serving Flask app "main" (lazy loading)
 * Environment: production
   WARNING: This is a development server. Do not use it in a production deployment.
   Use a production WSGI server instead.
 * Debug mode: on
 * Running on http://127.0.0.1:5000/ (Press CTRL+C to quit)
 * Restarting with stat
 * Debugger is active!
 * Debugger PIN: 325-940-967

Now open up browser preview and test out the routes. By typing in the following:

http://127.0.0.1:5000/ http://127.0.0.1:5000/echo/hello

Notice how the print messages in the flask app display in the running logs. Try changing the print statements and watch the running application update in real-time.