PyCon is the largest annual conference for the Python programming language community. Its official site describes the event as “a production of the Python Software Foundation,” the nonprofit that holds Python’s intellectual property and supports its development. PyCon US has been held since 2003, growing from a modest gathering into a multi-day event with tutorials, talks, a job fair, keynotes, and an exhibit hall.
A defining feature of PyCon is its development sprints: stretches of days, typically after the main talks, when contributors sit together and work directly on open-source projects. The PyCon US site lists sprints as a distinct part of the program, alongside tutorials and the main conference. Sprints turn the conference from a passive lecture series into a working session where newcomers can land their first contribution to a real project with a maintainer sitting beside them.
The conference is closely tied to the Python Software Foundation’s mission, and its scheduling reflects the practical rhythms of a volunteer community: tutorials, then the main conference days, then sprints, spread across a week at a convention center. Recent editions have been held in cities such as Long Beach, California, with talks and keynotes recorded and posted publicly afterward so the material reaches people who could not attend.
PyCon helped popularize an ethos often summarized as coming for the language and staying for the community. The conference treats its code of conduct, its financial-aid program, and its welcoming of first-time speakers as central to the event rather than as afterthoughts. This emphasis on community has been widely imitated by other programming-language conferences.
PyCon sits within a wider tradition of programming gatherings documented in this library, including the research-oriented OOPSLA and the free-software-focused FOSDEM. It is also part of the larger story of Python itself and its creator Guido van Rossum, and of the open-source movement that the language and its conference both belong to.