Open the terminal and write the followings.
Change your directory to the app folder "home_equity_app". e.g. cd ..../home_equity_app/
Create an environment with: > python3 -m venv myenv
Activate the the environment: > source myenv/bin/activate
Install the requirements: > pip install -r requirements.txt
Now app is all ready to launch
Write the following command to launch the app:> python3 app.py
As you app launches go to web broweser and put > http://127.0.0.1:5000 url then click on this url you will be on your webapp on you local environment.