Hi, I’m Martin Řanda.
I work on forecasting models, data processing, and interactive visualizations in a major Czech energy trading company based in Prague. I have a Master’s degree in Financial Markets and Data Analysis from Charles University.
This is what I have been up to recently:
| Date | Title |
|---|---|
| Aug 18, 2026 | How to Build a Local Python Package with uv in 2026 |
| Apr 24, 2026 | Visualizing Data on a Map with Python |
| Feb 14, 2026 | Notes on my FOSDEM 2026 Talk: My Grandma Needed a New Computer? |
| Nov 14, 2025 | Visualizing Matrix-vector Multiplication in Bokeh |
| May 5, 2025 | A Beginner’s Guide to pandas & polars |
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