Quansight
@quansight.com
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Quansight is a data, science, and engineering firm that specializes in solving complex, data-related problems by leveraging the open source software at the foundation of innovation in AI and ML.
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Ever wonder what's happening behind the scenes in NumPy, pandas, SciPy, and other tools you use daily?

The Quansight Quarterly brings you updates from the people building and maintaining the scientific Python ecosystem.

Subscribe → quansight.com/subscribe-to...
quansight.com
Ever wonder what's happening behind the scenes in NumPy, pandas, SciPy, and other tools you use daily?

The Quansight Quarterly brings you updates from the people building and maintaining the scientific Python ecosystem.

Subscribe → quansight.com/subscribe-to...
quansight.com
PyLadiesCon 2025 is happening December 5-7, and we couldn't be more excited to support it! 🌟

Multi-language, multi-timezone, and completely FREE. Whether you're presenting, volunteering, or attending, this is community-driven tech at its finest.

Learn more: buff.ly/5mbiCIY

#PyLadiesCon2025
quansight.com
🎯 The Python community has achieved a major milestone with asyncio now scaling across multiple cores in Python 3.14. Kumar Aditya shares the journey of reimagining asyncio's internals for a thread-safe, lock-free architecture.

Dive into the technical details: buff.ly/c5CFYt0
quansight.com
"Communities can catch people at just the right moment, and each of us has the power to be that pivotal person for someone else."

Lysandros Nikolaou will share his journey at #PyConSweden!

Join him to hear how mentors, friends, and random emails shaped his path. 🐍

pycon.se#top
quansight.com
🔥 Marco Gorelli is going live this Friday to work on Narwhals. Come hang out, watch the magic happen, and ask questions about making your library work.
See you there! 🔔 buff.ly/znNjID8
#Narwhals #OpenSource #Pandas #Polars
quansight.com
Travis Oliphant shares the history of SciPy, NumPy, and scientific Python
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quansight.com
Ralf Gommers gives an insider's view on NumPy's core
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quansight.com
Marco Gorelli discusses the rise of Narwhals in open source
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quansight.com
Happy International Podcast Day! 🎙️
Celebrating with some amazing episodes featuring our @quansight team:
🎧 Athan Reines on stdlib
🎧 Marco Gorelli on Narwhals
🎧 Ralf Gommers on NumPy
🎧 Travis Oliphant on SciPy & scientific Python
Links 🧵👇
What's your favorite tech podcast? Share with us!
quansight.com
📬 Did you miss the latest Quansight Quarterly?
Don't let another issue pass you by!
Get insights on open source, innovation, and the latest from our team delivered straight to your inbox.
👉 Subscribe now: quansight.com/subscribe-to... #OpenSource #Newsletter
Text overlay on a purple and pink gradient background with envelope icons: "Subscribe to the Quansight Quarterly Today! A semi-frequent newsletter covering the latest in scientific Python, data science, and all things open source."
quansight.com
Python 3.14's free-threaded build just got 2-12x faster GC performance!
New optimizations available to the community:
✔️ Mark-alive phase
✔️Software pre-fetching
✔️Smarter GC triggers
The path to GIL-free Python is advancing!
Get the details from Neil Schemenauer in our latest blog:
Unlocking Performance in Python's Free-Threaded Future: GC Optimizations
A description of the performance optimizations made to the free-threaded garbage collector for Python 3.14.
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quansight.com
🐍 We are excited to see Ralf Gommers representing the scientific Python community at PyData Paris next week! His keynote, "Big ideas shaping scientific Python," explores how innovation happens through collaboration between volunteers, companies, and institutions.
🚀 buff.ly/nAcGbDm
A purple poster for the PyData Paris 2025 conference. The text announces a keynote talk titled "Big Ideas Shaping Scientific Python: The Quest For Performance and Usability," to be held on September 30, 2025. The speaker is Ralf Gommers, CEO and Technology at Quansight. His smiling headshot is in a circular frame, set against a backdrop of a snow-covered mountain. A faint outline of the Eiffel Tower is visible in the background of the poster.
quansight.com
🐼 pandas continues to advance!

The new pd.col() syntax in pandas 3.0 makes data transformations cleaner and more predictable than lambda functions.

Marco Gorelli shows how expressions solve scoping issues while enabling more efficient method chaining.

💡 Discover more:
Expressions are coming to pandas!
`pd.col` will soon be a real thing!
buff.ly
quansight.com
A big shoutout to PyladiesCon for their amazing work! Quansight is incredibly proud to be a Partner Sponsor for #PyLadiesCon 2025. We believe in fostering an inclusive and global Python community, and this conference plays a vital role in that effort. Let's make it the best one yet!
pyladiescon.bsky.social
🌟 Huge thanks to Quansight for supporting #PyLadiesCon 2025 as a Sponsor! 💜🐍

Your support helps us build an accessible, global conference that empowers Pythonistas everywhere.🌍✨

Want to sponsor too?
👉https://2025.conference.pyladies.com/en/sponsors/

#Python #PyLadies #PSF #WomenInTech #OpenSource
quansight.com
The latest blog post from Kumar Aditya explores the significant changes in Python 3.14 that improve the scalability of asyncio. This work empowers developers to run multiple event loops in parallel, leveraging multi-core systems like never before.
Read the blog: buff.ly/amae7FO
Reposted by Quansight
society-rse.org
Great keynote talk from Tania Allard on the importance of investing time and effort in the maintenance of key foundational software.

Thank you Tania 👏
quansight.com
Wheel variants now automatically deliver the right GPU-accelerated or CPU-optimized packages for your hardware setup. Michał Górny details the first six months of a collaboration that aims to change Python packaging to move beyond simple platform tags.

Read more: buff.ly/HUfXWcb
Python Wheels: from Tags to Variants
The story of how the Python Wheel Variant design was developed
labs.quansight.org
quansight.com
🚀 What if citizens could independently verify environmental claims made by politicians and media?

@agriyakhetarp.al is exploring this question at #IndiaFOSS2025. His talk will showcase how in-browser FOSS tools empower citizens with data for environmental policy.

👉 fossunited.org/indiafoss/gu...
quansight.com
Essential conversations about research software sustainability 🤝

Tania Allard will contribute to the conversation at RSECon25 with her keynote "Paths for impactful software: or how to keep research and scientific software relevant for tomorrow."

🔗 buff.ly/0B1LAjT

@society-rse.org
A social media graphic promoting RSECon25. The background is a purple and blue gradient. At the top left, the white Quansight logo is visible. The main text in large white letters says "RSECon25." Below it, in smaller white text, are the location and date: "University of Warwick Coventry, UK" and "September 11, 2025." To the left, there's a heading "Keynote Talk" followed by the full title: "Paths for impactful software: or how to keep research and scientific software relevant for tomorrow." On the right, a circular image features a person with purple hair, identified as Tania Allard, CEO of Impact Quansight. The bottom of the graphic displays the RSE logo and the text "RSECon25."
quansight.com
🎙️ Our founder, Travis Oliphant, joined Stack Overflow's podcast to discuss the heart of open source: community & collaboration.

From NumPy's creation to building sustainable open source - it's all about "Open-source is for the people, by the people"

🔗 buff.ly/4OhsXon
#NumPy #SciPy #Python
Open-source is for the people, by the people - Stack Overflow
Travis Oliphant, creator of NumPy and SciPy, joins Ryan to explore the development of Python as a data science tool, the evolution of these foundational libraries, and the importance of community and…
stackoverflow.blog
quansight.com
🏗️ Infrastructure wins that matter:

Isuru Fernando's breakdown of ABI3 conda support shows how "boring" backend improvements create massive downstream value.

Faster Python adoption, happier maintainers, lower costs - win-win-win!

Read the detailed post: buff.ly/J09DnBq
Support for ABI3 packages in conda!
See how Point72 teamed up with Quansight to fund support for ABI3 packages in the conda ecosystem.
labs.quansight.org
Reposted by Quansight
society-rse.org
Tania Allard is CEO of Impact at Quansight. She'll deliver our third keynote talk on Thursday 25th September @ 09:00 and will talk about

Paths for impactful software: or how to keep research and scientific software relevant for tomorrow.

rsecon25.society-rse.org/registration

#rsecon25 #rse