heroku run flask app code example
Example 1: procfile flask
Example of what the procfile might look like for a flask app:
web: gunicorn app.py app:app
Or maybe this is for the development app:
web: python app.py
Example 2: heroku python heroku port issue
import os
port = int(os.environ.get('PORT', 33507)) # add these lines in code
app.run(host=args.host, port=port, debug=True)
heroku config:add PORT=33507 # run this command once you upadte the code in terminal