How Python Function Calling Turns an LLM into an Actually Useful Application

📰 Medium · LLM

Learn how to turn LLMs into useful applications by leveraging Python function calling to integrate external data and services

intermediate Published 31 May 2026
Action Steps
  1. Import necessary Python libraries to interact with LLMs
  2. Define a Python function to call the LLM and retrieve its output
  3. Use Python to integrate the LLM with external data sources, such as databases or APIs
  4. Configure the LLM to perform tasks like querying the database or checking the weather
  5. Test the integrated application to ensure seamless functionality
Who Needs to Know This

Developers and data scientists can benefit from this approach to build more powerful and practical LLM-based applications

Key Insight

💡 Python function calling can bridge the gap between LLMs and external data/services, making them more useful and practical

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🤖 Supercharge your LLMs with Python function calling!

Full Article

LLMs are remarkably good at reasoning, but on their own they can’t check today’s weather, query your database, or look up a customer… Continue reading on Medium »
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