python load env variables from file

Title: Efficiently Loading Environment Variables from File in Python
Environment variables are essential for configuring and managing the behavior of your Python applications. Storing sensitive information, such as API keys or database credentials, in environment variables helps enhance security. In this tutorial, we'll explore a straightforward method to load environment variables from a file in Python.
Before we begin, make sure you have Python installed on your system. Additionally, a basic understanding of environment variables and their importance is helpful.
Start by creating a file named .env in your project's root directory. This file will store your environment variables in a key-value pair format. For example:
To simplify the process of loading environment variables from the .env file, we'll use the python-dotenv library. Install it using pip:
The load_dotenv() function reads the .env file and sets the environment variables for your Python script.
Execute your Python script:
You should see output similar to the following:
Congratulations! You've successfully loaded environment variables from a file in Python.
In this tutorial, we covered a simple and effective method to load environment variables from a file in Python using the python-dotenv library. This approach enhances the organization and security of your project by keeping sensitive information separate from your code. Feel free to expand upon this foundation based on your project's specific needs.
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