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Python deploy flask app

Using an ovh ubuntu vps. Based on this video.

First ensure that gunicorn is in the project requirement:

# in the python venv
pip install gunicorn
pip freez > requirement.txt

1. ssh to the server
2. ensure that git is installed
3. create a /var/www directory
4. git clone the project
5. sudo apt install python3-pip python3-dev build-essential libssl-dev libffi-dev python3-setuptools6. Create venv (might need sudo):
6. sudo apt install python3-venv
7. Create a venv

   virtualenv venvName

8. source the venv:

   source ./venvName/bin/activate

9. install the requirement:

   pip install -r requirements.txt

   If getting an error externaly manage env...: try installing with ./envName/bin/pip install -r requirements.text

10. Install caddy
11. Add a Caddyfile in the root directory with: json http://ip { reverse_proxy localhost:8000 }
12. Run caddy stop in the root directory
13. Then run sudo caddy start to run it with the new config file
14. Run the app with gunicorn app:app where the first app is the name of the python file with Flask object, and the second is the name of the Flask objectFlask object, and the second is the name of the Flask object.