Towards Data Science is a community-powered publication that showcases work in data science, machine learning and artificial intelligence. Every day newcomers, seasoned researchers and industry practitioners publish tutorials, research notes and real-world case studies that help the field move forward.

Towards Data Science

A practical guide demonstrating how to combine pandas data analysis with local Large Language Models to automatically generate comprehensive DataFrame summaries and reports. The approach involves extracting key statistics from datasets using pandas, then feeding this structured data to an LLM (via Ollama) to create polished Markdown or HTML reports. The tutorial covers dataset preprocessing, statistical extraction functions, LLM integration using LangChain, and prompt engineering for report generation, offering a scalable solution for automated data reporting workflows.

LLMs + Pandas: How I Use Generative AI to Generate Pandas DataFrame Summaries

The Boring Part: Extracting Summary Statistics