REFACTORING_SUMMARY.md

Refactoring Summary

Changes Made

1. Created .env.template file - Added a template file for environment variables with the following variables:

   • LITELLM_API_KEY
   • LITELLM_API_URL
   • LITELLM_API_BASE
   • AICHAT_CONFIG_PATH
   • AZURE_SUBSCRIPTION_ID

2. Updated aichat_config_setup.py:

   • Added python-dotenv import and load_dotenv() call
   • Replaced hardcoded API key with os.getenv("LITELLM_API_KEY")
   • Replaced hardcoded API URL with os.getenv("LITELLM_API_URL", "http://localhost:4141/v1/model/info")
   • Replaced hardcoded API base with os.getenv("LITELLM_API_BASE", "http://localhost:4141")
   • Replaced hardcoded file path with os.getenv("AICHAT_CONFIG_PATH", "./config.yaml")

3. Updated check_auzre_llm_in_litellm.py:

   • Added python-dotenv import and load_dotenv() call
   • Replaced hardcoded API key with os.getenv("LITELLM_API_KEY")
   • Replaced hardcoded API URL with os.getenv("LITELLM_API_URL", "http://localhost:4141/v1/model/info")

4. Updated README.md:

   • Added setup instructions for creating and configuring the .env file
   • Added instructions for installing required packages
   • Added instructions for running the scripts

5. Created requirements.txt:

   • Added python-dotenv, requests, azure-identity, and azure-mgmt-cognitiveservices packages

6. Created test_env_vars.py:

   • Added a test script to verify that environment variables are loaded correctly

Environment Variables Used

• LITELLM_API_KEY: The API key for LiteLLM
• LITELLM_API_URL: The URL for the LiteLLM model info endpoint
• LITELLM_API_BASE: The base URL for LiteLLM API
• AICHAT_CONFIG_PATH: The path to the aichat config file
• AZURE_SUBSCRIPTION_ID: The Azure subscription ID for Azure AI services

Benefits of These Changes

1. Security: No more hardcoded secrets in the source code
2. Flexibility: Easy to configure for different environments
3. Portability: Works across different systems without code changes
4. Maintainability: Centralized configuration in .env file