use environment variables in python

environment_variable_python.md

Install pip install python-dotenv

URL: https://pypi.org/project/python-dotenv/

Create a file .env with the environment variable you will need ex:

MESSAGE_ENV="Hello from env file"

Create a file app.py with the following content:

import os
from dotenv import load_dotenv

load_dotenv()

message = os.environ["MESSAGE_ENV"].strip()

print(message)

run the file app.py : python app.py

$ python app.py
Hello from env file