PyCon DE & PyData 2026

Version 0.25 April 16, 2026

We released a new schedule version!

Sadly, we had to cancel a session: “The Frugal AI Architect: Building Cost-Efficient Agentic Systems in Python” by Daniel Akhabue

Version 0.24 April 14, 2026

We released a new schedule version!

We have moved a session around: “The Frugal AI Architect: Building Cost-Efficient Agentic Systems in Python” by Daniel Akhabue (April 15, 2026, 11:35 a.m., Palladium [2nd Floor] → April 16, 2026, 3:45 p.m., Ferrum [2nd Floor]).

Version 0.23 April 14, 2026

We released a new schedule version!

Sadly, we had to cancel a session: “PathSim: Block Diagram Simulation in Pure Python” by Milan Rother

Version 0.22 April 13, 2026

We released a new schedule version!

Sadly, we had to cancel sessions:

• “How Open Source makes programming education possible in Namibian schools.” by Robson Kanhalelo
• “AI Memory: From Stateless RAG to Knowledge Engine That Learns - in 6 Lines of Python” by Hande Kafkas

We had to move some sessions, so if you were planning on seeing them, check their new dates or locations:

• “Black Hole Stars: An Astronomical Mystery (Mostly) Solved with NumPyro and JAX” by Raphael Hviding (April 16, 2026, 4:25 p.m., Europium [3rd Floor] → April 15, 2026, 4:15 p.m., Titanium [2nd Floor])
• “Restaurants around train stations are bad and I can prove it” by Dennis Schulz (April 16, 2026, 4:25 p.m., Titanium [2nd Floor] → April 16, 2026, 3:45 p.m., Platinum [2nd Floor])
• “Demystifying Agentic AI Using Small Language Models” by Serhii Sokolenko (April 16, 2026, 3:45 p.m., Platinum [2nd Floor] → April 15, 2026, 10:55 a.m., Europium [3rd Floor])
• “Mastering the Hex: A Case Study in Reinforcement Learning for Strategy Games” by Simon Hedrich (April 16, 2026, 3:45 p.m., Ferrum [2nd Floor] → April 15, 2026, 2:20 p.m., Europium [3rd Floor])
• “AsyncIO vs Threads: who survives in the No-GIL Era?” by Igor Anokhin (April 16, 2026, 4:25 p.m. → April 14, 2026, 3:10 p.m.)
• “Rediscovering single-node processing: When does it make sense to move from Spark to Polars?” by Jonas Böer (April 16, 2026, 4:25 p.m. → April 16, 2026, 3:45 p.m.)
• “Reaching the next level of abstraction: meta classes and what they enable” by Valentin Zieglmeier (April 16, 2026, 3:45 p.m., Helium [3rd Floor] → April 14, 2026, 11:45 a.m., Platinum [2nd Floor])
• “Building Secure Environments for CLI Code Agents” by Harald Nezbeda (April 16, 2026, 4:25 p.m., Dynamicum [Ground Floor] → April 15, 2026, 11:35 a.m., Europium [3rd Floor])
• “Closing Session” (April 16, 2026, 4:55 p.m. → April 16, 2026, 4:20 p.m.)

Version 0.21 April 12, 2026

We released a new schedule version!

We have new sessions!

• “Innovation Day: Startup Lounge [no-video]”
• “Workshop: What do we still need to learn? [no-video]” by Paula Gonzalez Avalos, Sebastian Neubauer, Dr. Kristian Rother
• “Problem Clinic: Python in Regulated Environments --- What Works, What Doesn't [no-video]” by Alexander CS Hendorf

Version 0.20 April 11, 2026

We released a new schedule version!

We had to move some sessions, so if you were planning on seeing them, check their new dates or locations:

• “Getting Career Clarity in Uncertain Times” by Tereza Iofciu (April 15, 2026, 2:20 p.m. → April 15, 2026, 10:15 a.m.)
• “Accelerate FastAPI Development with OpenAPI Generator” by Dr. Evelyne Groen, Kateryna Budzyak (April 15, 2026, 10:15 a.m. → April 15, 2026, 2:20 p.m.)

Version 0.19 April 11, 2026

We released a new schedule version!

We have moved a session around: “Production ML across 2015-2035: A Journey to the Past and the Future” by Alejandro Saucedo (April 14, 2026, 3:30 p.m. → April 15, 2026, 11:35 a.m.)

Version 0.18 April 11, 2026

We released a new schedule version!

Version 0.17 April 11, 2026

We released a new schedule version!

Version 0.16 April 11, 2026

We released a new schedule version!

We have new sessions!

• “Start-Ups & Investors” by Ina Schlie, Carlina Bennison, Sara Jourdan, Jovana Walter
• “PyLadies Fireside Chat” by Tereza Iofciu, Dawn Wages, Jessica Greene (she/her)

Version 0.15 April 10, 2026

We released a new schedule version!

We have new sessions!

• “Lightning Talks 2”
• “Lightning Talks 1”
• “Stop Waiting, Start Shipping: Real-World Strategy for Open-Source LLMs” by Sebastian Raschka, Alexander CS Hendorf
• “Opening Session”
• “Panel What Do We Still Need to Learn?” by Paula Gonzalez Avalos, Sebastian Unterreitmeier, Silvia Hänig, Dr. Kristian Rother
• “Closing Session”
• “Open Source as a Business — Models, Paths, and Practice” by Yann Lechelle, Ines Montani, Sylvain Corlay, Alexander CS Hendorf

Version 0.14 April 10, 2026

We released a new schedule version!

Version 0.13 April 10, 2026

We released a new schedule version!

We have moved a session around: “How Open Source makes programming education possible in Namibian schools.” by Robson Kanhalelo (April 15, 2026, 4:15 p.m., Titanium [2nd Floor] → April 14, 2026, 5:10 p.m., Helium [3rd Floor]).

Version 0.12 April 9, 2026

We released a new schedule version!

We have moved a session around: “Production ML across 2015-2035: A Journey to the Past and the Future” by Alejandro Saucedo (April 14, 2026, 11:45 a.m., Platinum [2nd Floor] → April 14, 2026, 3:30 p.m., Merck Plenary (Spectrum) [1st Floor]).

Version 0.11 April 8, 2026

We released a new schedule version!

We have moved a session around: “Production ML across 2015-2035: A Journey to the Past and the Future” by Alejandro Saucedo (April 16, 2026, 10:15 a.m., Palladium [2nd Floor] → April 14, 2026, 11:45 a.m., Platinum [2nd Floor]).

Version 0.10 April 7, 2026

We released a new schedule version!

Sadly, we had to cancel sessions:

• “Designing Maintainable Python APIs: Lessons from Real Backend Systems” by Motunrayo Koyejo
• “Mental Model-Driven Programming Education” by Daniel Anderson

Version 0.9 April 1, 2026

We released a new schedule version!

We have a new session: “Panel: Evolution, Revolution, or Illusion? The Future of Python and Coding in the Age of AI” by Sebastian Neubauer, Markus Klein, Asya Melnik, Serhii Sokolenko, Ines Montani.

Sadly, we had to cancel a session: “Evolution, Revolution, or Illusion? The Future of Python and Coding in the Age of AI”

Version 0.8 March 31, 2026

We released a new schedule version!

We have a new session: “Type Errors for Better Agent-Assisted Development” by Kyle Into.

Version 0.7 March 31, 2026

We released a new schedule version!

We have new sessions!

• “Leveraging Hexagonal Architecture When Building Applications” by Luke Gerstner
• “Evolution, Revolution, or Illusion? The Future of Python and Coding in the Age of AI”
• “The foundation model revolution for tabular data” by Frank Hutter

Version 0.6 March 24, 2026

Changed the talk of Sebastian N. since it collided with his panel.

We have moved a session around: “Hype, Hope, or Headache? Making Sense of GenAI, LLMs, and AI Agents with Anecdotal Evidence” by Sebastian Neubauer (April 14, 2026, 5:10 p.m. → April 14, 2026, 2:30 p.m.)

Version 0.5 March 23, 2026

We released a new schedule version!

We have a new session: “From Hard Problems to Proven Solutions: Solving Decision Problems with Gurobi” by Silke Horn.

Sadly, we had to cancel a session: “From Imports to Innovation: The Dynamics Behind Python’s Evolution” by Gabor Meszaros

We have moved a session around: “How We Built an Inclusive Data Organization: Careers, Community & 50% Women” by Xia He-Bleinagel (April 16, 2026, 3:45 p.m., Merck Plenary (Spectrum) [1st Floor] → April 16, 2026, 10:55 a.m., Helium [3rd Floor]).

Version 0.4 March 19, 2026

We released a new schedule version!

We have new sessions!

• “Making my Apache Spark™ talk more interesting using AI” by Celeste Horgan
• “Kickstart Coding at Scale: How Project Template Automation Unlocks Developer Productivity” by Yannik Tausch

Sadly, we had to cancel a session: “LLM-Based Recommendation Systems: From Embeddings to Real Personalization” by Özge Çinko

Version 0.3 March 12, 2026

We released a new schedule version!

We had to move some sessions, so if you were planning on seeing them, check their new dates or locations:

• “Mental Model-Driven Programming Education” by Daniel Anderson (April 16, 2026, 2 p.m. → April 14, 2026, 11:45 a.m.)
• “Making bad CLIs fun with Small Language Models” by Moritz Bauer (April 14, 2026, 11:45 a.m. → April 16, 2026, 2 p.m.)
• “When Space Weather Breaks Your GPS: Building an Explainable Early Warning System” by Vincenzo Ventriglia (April 16, 2026, 3:05 p.m., Ferrum [2nd Floor] → April 14, 2026, 4:30 p.m., Palladium [2nd Floor])
• “How We Built an Inclusive Data Organization: Careers, Community & 50% Women” by Xia He-Bleinagel (April 16, 2026, 4:25 p.m. → April 16, 2026, 3:45 p.m.)
• “Foundation Models in Forecasting: Are We There Yet? Lessons from the Trenches” by Dr. Irena Bojarovska (April 16, 2026, 4:25 p.m. → April 16, 2026, 3:05 p.m.)

Version 0.2 March 11, 2026

Just fixed a typo.

Sadly, we had to cancel a session: “Building a Digital Self with Telegram Chat Fine-Tuning” by Alessandro Romano

Version 0.1 March 10, 2026

We released our first schedule!