// posts
Writing
10 posts about data science, engineering, and more.
4 Jun 2026
On the importance of data preprocessing ownership
data preprocessingdata analysismodel selectionMLAI engineeringretrievalvector dbs
30 Nov 2025
2025 PyDay Bcn workshop on building agents with Pydantic AI
pythonpydanticpydantic AIAI agentsworkshoptddollamageminiuvpytest
8 Sept 2025
Building a very small ETL for local weather data
pythonweatheretlpandascsvsqlitegithub actions
14 Jun 2025
A Github Actions setup for Python projects in 2025
pythongithub actionsCItestinguvpytestbanditruff
21 Mar 2021
Getting PyMC3 to work
pymc3bayesianinferenceprobabilisticarvizanacondatheano
10 Mar 2021
Hashing documents during the Cookiepocalypse
simhashthird-party cookiesonline advertisinghashing
12 Dec 2020
BCN PyDay 2020 Counting votes with Dask
pythondaskparallel
1 Nov 2020
Testing asyncio code on Python 3.9
pythonasynciotest-driven developmenttesting
26 Sept 2020
Hourly Register
pythonautomationscriptsjinjalatex
24 Sept 2020
On data classes in Python 3.8 and 3.9
pythondata classestype safetyscala