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QuantStack @quantstack.bsky.social · 1d

The Sovereign Tech Agency backs Apache Arrow's Future with QuantStack!

This funding will empower Arrow maintainers at QuantStack, @pitrou.net and @raulcumplido.bsky.social, to advance security, modularity, and long-term sustainability of @arrow.apache.org.

medium.com/@QuantStack/...

The Sovereign Tech Agency Invests in Apache Arrow’s Future with QuantStack

We are thrilled to announce that the Sovereign Tech Fund is providing critical funding to sustain and improve Apache Arrow, an essential…

medium.com

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Olivier Grisel @ogrisel.bsky.social · 13d

I will speak about probabilistic regressions, @skrub-data.bsky.social and skore contributors will also present their libraries. Come join us!

scikit-learn @scikit-learn.org · 13d

A bunch of scikit-learn core contributors will attend or speak at @pydataparis.bsky.social 2025 on Tuesday and Wednesday next week.

Ticketing, practical infos and schedule at: pydata.org/paris2025

PyData Paris 2025

pydata.org

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PyData Paris @pydataparis.bsky.social · 15d

📢 Talk Announcement

"Architecting Scalable Multi-Modal Video Search", by Sebastiano Miliardo and Pietro Piccini.

📜 Talk info: pretalx.com/pydata-paris-2025/talk/HVEWT9
📅 Schedule: pydata.org/paris2025/schedule
🎟 Tickets: pydata.org/paris2025/tickets

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Apache Arrow @arrow.apache.org · 14d

The schedule for the Apache Arrow Summit Paris 25 (October 2nd) is out: www.meetup.com/pydata-paris....
The event is hosted by
@pydataparis.bsky.social organizer of pydata.org/paris2025 (September 30th - October 1st)

We are looking forward to seeing you there and talking about all things Arrow.

Apache Arrow Summit, Thu, Oct 2, 2025, 9:30 AM | Meetup

The day after the PyData Paris conference, we’re excited to host the first-ever Apache Arrow Summit - a gathering dedicated to fostering collaboration and innovation within

www.meetup.com

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PyData Paris @pydataparis.bsky.social · 22d

📢 Talk Announcement

"Advancements in optimizing ML Inference at CERN", by Sanjiban Sengupta.

📜 Talk info: pretalx.com/pydata-paris-2025/talk/BZGUZN
📅 Schedule: pydata.org/paris2025/schedule
🎟 Tickets: pydata.org/paris2025/tickets"

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PyData Paris @pydataparis.bsky.social · 27d

📢 Talk Announcement

"Open-source Business", by @sylvaincorlay.bsky.social from @quantstack.bsky.social and @ylechelle.bsky.social from @probabl.ai

📜 Talk info: pretalx.com/pydata-paris-2025/talk/LMTCZS
📅 Schedule: pydata.org/paris2025/schedule
🎟 Tickets: pydata.org/paris2025/tickets

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PyData Paris @pydataparis.bsky.social · Sep 5

📢 Talk Announcement

"Big ideas shaping scientific Python: the quest for performance and usability", by Ralf Gommers.

📜 Talk info: pretalx.com/pydata-paris-2025/talk/YBFPCR
📅 Schedule: pydata.org/paris2025/schedule
🎟 Tickets: pydata.org/paris2025/tickets

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Matthew Gidden @gidden.bsky.social · Sep 4

And the great teams at @iiasa.ac.at and @quantstack.bsky.social have gone even a step further generating amazing visuals of our results.

Check out cdr.apps.ece.iiasa.ac.at/story/pruden... to dive in!

CDR Knowledge Hub

cdr.apps.ece.iiasa.ac.at

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PyData Paris @pydataparis.bsky.social · Sep 2

📢 Talk Announcement

"Browser-based AI workflows in Jupyter", by @jtp.io and Nicolas Brichet from @quantstack.bsky.social.

📜 Talk info: pretalx.com/pydata-paris-2025/talk/7CNUUD
📅 Schedule: pydata.org/paris2025/schedule
🎟 Tickets: pydata.org/paris2025/tickets

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passagemath @passagemath.org · Aug 7

Started the passagemath @jupyter.org kernel campaign: Each passagemath-... package that ships an interpreter needs a #Jupyter kernel.
First step: Including the XEUS-GP kernel (PARI/GP) with passagemath-pari.
github.com/passagemath/...

Ship Jupyter kernels for all interpreters · Issue #1394 · passagemath/passagemath

Increasing the upstream usability of the passagemath distributions #1391 #1001 #420 GAP: https://github.com/gap-packages/JupyterKernel (supersedes what is shipped with sage: https://doc.sagemath.or...

github.com

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PyData Paris @pydataparis.bsky.social · Aug 28

We’re happy to announce our Social Event, taking place on Tuesday 30th September at 6pm at the Cité des sciences. A perfect opportunity to unwind and connect with fellow attendees after a day of interesting talks!

pydata.org/paris2025/so...
pydata.org/paris2025/ti...

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Apache Arrow @arrow.apache.org · Aug 28

Register for the Apache Arrow Summit Paris 25 (October 2nd) at: www.meetup.com/pydata-paris...
The event is hosted by @pydataparis.bsky.social
We are looking forward to seeing you there and talking about all things Arrow.

Apache Arrow Summit, Thu, Oct 2, 2025, 9:30 AM | Meetup

The day after the PyData Paris conference, we’re excited to host the first-ever Apache Arrow Summit - a gathering dedicated to fostering collaboration and innovation within

www.meetup.com

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Columnar @columnar.tech · Aug 18

In September the @columnar.tech crew are headed to PyData Paris 2025 and the first ever Apache Arrow Summit. The organizer @quantstack.bsky.social is a dedicated supporter of @arrow.apache.org. We’re delighted to be sponsoring the event.

PyData Paris @pydataparis.bsky.social · Aug 18

Welcome to our new sponsor Columnar !

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PyData Paris @pydataparis.bsky.social · Aug 18

Welcome to our new sponsor Columnar !

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Guillaume Dalle @gdalle.bsky.social · Aug 8

Second keynote announcement for JuliaCon Local Paris 2025: Tim Besard will uncover the secrets of vendor-agnostic GPU programming in Julia 🤯
Don't forget to get your early bird tickets before the end of next week (see the @juliacon.bsky.social website), and to swing by @pydataparis.bsky.social too!

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PyData Paris @pydataparis.bsky.social · Aug 8

📢 Talk Announcement

"Building Data Science Tools for Sustainable Transformation", by Anita Graser.

📜 Talk info: pretalx.com/pydata-paris-2025/talk/BEJFAF
📅 Schedule: pydata.org/paris2025/schedule
🎟 Tickets: pydata.org/paris2025/tickets

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Guillaume Dalle @gdalle.bsky.social · Aug 6

Want more open-source software and scientific computing in your life? Get your ticket for JuliaCon Local Paris 2025 before the end of the early bird pricing!
We have an impressive lineup of keynotes, starting with Professor Laura Grigori (EPFL) and not stopping there!
juliacon.org/local/paris2...

A presentation of our first plenary speaker at JuliaCon Local Paris 2025: Laura Grigori, Full Professor of Applied and Computational Mathematics at EPFL. She will be giving a keynote entitled "Randomization for solving high-dimensional problems: algorithms and software". The conference will take place on October 2nd and 3rd at Conservatoire national des arts et métiers, see the website https://juliacon.org/local/paris2025/ for more information!

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PyData Paris @pydataparis.bsky.social · Jun 10

Welcome to our new sponsor @quantco.com !

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PyData Paris @pydataparis.bsky.social · Aug 6

📢 Talk Announcement

"xeus-cpp, the new C++ kernel for Jupyter", by Johan Mabille and Anutosh Bhat from Quantstack.

📜 Talk info: pretalx.com/pydata-paris-2025/talk/HRLACQ
📅 Schedule: pydata.org/paris2025/schedule
🎟 Tickets: pydata.org/paris2025/tickets"

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PyData Paris @pydataparis.bsky.social · Jul 18

📢 Talk Announcement

"Collaborative GIS editing in JupyterLab", by @martinrenou.bsky.social and @arjxn-py.bsky.social from @quantstack.bsky.social

📜 Talk's info: pretalx.com/pydata-paris-2025/talk/BTUHBX
📅 Schedule: pydata.org/paris2025/schedule
🎟 Tickets: pydata.org/paris2025/tickets

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Antoine Pitrou @pitrou.net · Jul 22

Lots of improvements, medium and small, in this new release of the Apache Arrow monorepo (C++, Python, R, Ruby...). It also includes performance improvements in the Parquet reader that we contributed at @quantstack.bsky.social, and we hope to contribute more of them in the future.

Apache Arrow @arrow.apache.org · Jul 22

We have a new major Arrow release! 21.0.0 comes with a lot of new things! Check out the details on our blogpost! Check also the details there about our Arrow Summit happening on October!
arrow.apache.org/blog/2025/07...

Apache Arrow 21.0.0 Release

Apache Arrow is the universal columnar format and multi-language toolbox for fast data interchange and in-memory analytics. It specifies a standardized language-independent column-oriented memory form...

arrow.apache.org

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PyData Paris @pydataparis.bsky.social · Jul 25

📢 Talk Announcement

"Expanding Programming Language Support in JupyterLite", by Thorsten Beier, Ian Thomas, Isabel Paredes and Antoine Prouvost from @quantstack.bsky.social

📜 Talk info: pretalx.com/pydata-paris...
📅 Schedule: pydata.org/paris2025/schedule
🎟 Tickets: pydata.org/paris2025/tickets

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PyData Paris @pydataparis.bsky.social · Jul 15

We are excited to announce that the schedule for PyData Paris 2025 has been released! Discover the incredible lineup of speakers we have in store for you.

Don't miss out on this chance to learn, connect, and grow. Save the date and get your ticket!

pydata.org/paris2025/sc...

Schedule — PyData Paris 2025

pydata.org

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David Brochart @davidbrochart.bsky.social · Jun 24

New blog post: "Create your own layers in JupyterGIS".

Use the power of notebooks to compute custom tiles on-the-fly from Xarray (big) data, interact and collaborate on the map right from JupyterLab.

david-brochart.medium.com/cbb995a89b16

Create your own layers in JupyterGIS

Introduction

david-brochart.medium.com

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Jeremy Tuloup @jtp.io · Jun 13

🎉 JupyterLite 0.6 is now available, and brings exciting new features:

✨ Interactive input() support
🔄 New REPL options
🎯 Better kernel status and logs
⚡️ Improved multi-tab experience

Read more: blog.jupyter.org/jupyterlite-...

Walkthrough video: www.youtube.com/watch?v=jkQ9...

JupyterLite 0.6.0 is released! 🎉

JupyterLite 0.6.0 includes a number of new features, bug fixes, and enhancements and significant improvements to the user interface.

blog.jupyter.org

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