How do I set environment variables in a Docker container for a Python app?
An example of an AI chatbot conversation about setting environment variables in Docker for Python apps.
How do I set environment variables in a Docker container for a Python app?
You can set environment variables in a Docker container using the -e flag in the docker run command. For example: docker run -e MY_VAR=value my-python-app.
Can I use a .env file to set these variables?
Yes, you can use a .env file with Docker Compose. Just define your variables in the .env file and reference them in your docker-compose.yml.
What if I want to access these variables in my Python code?
You can access environment variables in Python using the os module. For example: import os; my_var = os.getenv('MY_VAR').
Are there any security concerns with using environment variables?
Yes, be cautious with sensitive information. Avoid hardcoding secrets in your Dockerfile or source code.
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