Python Leiden User Group

We’re a local user group for the Python programming language based in Leiden, The Netherlands. On our bi-monthly meetings you can exchange knowledge, learn new things and meet other Python-people. Our meetings are free of charge and open to everyone. Our presentations and talks are in English to be for the large amount of non-Dutch speakers in the Python community.

Next event

Thursday, 22nd of January 2026 from 19:15 - 22:00 at Technolab, Betaplein 28, Leiden.

At this meeting, we have three talks planned.

• Talk 1: Simple perfect setup: Handy task runner for data projects. Prefect.io by Reinout van Rees
• Talk 2: PostgreSQL + Python in 2026 by Aleksandr Dinu
• Talk 3: PR vs ROC Curves - which to use by dr. ir. Sultan K. Imangaliyev

If you’d like to give a longer or shorter talk on a future meetup, please contact us!

The meeting includes free pizza provided by our food sponsor Samotics. If you do not care about pizza, feel free to join us at 20:00!

More info on the event page.

Join us, be part of our community and let’s meet there.

About our meetups

Our talks happen in a friendly and informal setting. They are a great way to learn new things, share your knowledge, and meet other Python enthusiasts. There is always room for questions and discussion. Our presentations and talks are in English to be accessible for the large amount of non-Dutch speakers in the Python community.

Group information

• Join our Meetup.com group. On Meetup we organize our meetings. This is the best way to stay informed on when and where we have our next meeting.
• Join our LinkedIn group for professional networking
• Join our Signal group for chat and updates
• Propose a talk
• Write to us
• Follow on Mastodon or on Bluesky
• Our events follow the Python Software Foundation code of conduct

The language used in our group is English to cater for the large amount of non-Dutch speakers in the Python community.

Organisers

• Michiel Beijen
• Karlijn Elias
• Ricky Lim

Past events

• Thursday, 13th of November at Technolab (event page)
• Thursday, 4th of September at Technolab (event page)
• Thursday, 10th of July at Technolab (event page)
• Thursday, 22nd of May at Technolab (event page)
• Thursday, 27 of March at Technolab (event page)
• Monday, 27th of January 2025 at Denksportcentrum (event page)

Partners

Technolab is an organization that offers science education for children and teenagers. We’re very happy to be able to use their facilities.

Samotics is our food sponsor, providing free pizza for our meetups. They are a Leiden-based company that specializes in AI-driven industrial monitoring solutions.

The Python Software Foundation (PSF) is our Meetup.com membership sponsor. The PSF is a non-profit organization that manages the open source licensing for Python and supports the Python community through grants as well as providing infrastructure and events.

Also check out our dedicated sponsorship page.

Donations

Donations are always welcome, please check out donate for more information.

Disclaimer

This website is created and maintained by the Python Leiden User Group, an independent community of Python users in Leiden and the surrounding area. We are part of the Python Software Foundation Meetup Pro Network. “Python” is a trademark of the Python Software Foundation.