PyLadies

PyLadies is an international community and mentorship organization focused on increasing the participation of women and other marginalized genders in Python programming and the wider open-source ecosystem. It was established in Los Angeles in April 2011 by Audrey Roy Greenfeld, Christine Cheung, Esther Nam, Jessica Venticinque, Katharine Jarmul, Sandy Strong, and Sophia Viklund. The initiative emerged as a local effort to make Python education, networking, and technical participation more accessible, particularly for people who had historically been underrepresented in computing. The organization expanded beyond Los Angeles during its first year. The Washington, D.C., chapter was founded in August 2011, making PyLadies a multi-chapter organization. Its chapter-based structure became central to the way the community operates: local groups can organize their own activities and schedules, provided that their work remains aligned with PyLadies' broader objective of empowering women and other marginalized genders in technology. This decentralized model allows chapters to respond to local developer communities while retaining a recognizable international identity. PyLadies' activities combine mentorship, education, social connection, and practical exposure to software development. Chapters have organized introductory programming workshops, technical talks, hackathons, coding sessions, social gatherings, and events for both beginners and experienced Python users. The organization also supports participation in open-source conferences by providing funding for women to attend, helping reduce financial and social barriers to entry into the Python community. Although women form the majority of the community, PyLadies is not limited to women. Its stated community orientation includes people who identify with other gender identities and emphasizes support for marginalized groups in technology. The organization therefore operates both as a Python community and as an inclusion-focused technology network. Its work is centered on participation rather than on selling software, hardware, or proprietary services. PyLadies is associated with the Python Software Foundation and has also collaborated with other programming and technology communities, including R-Ladies. Around 2012, it pursued nonprofit status. By March 2024, the organization was reported to have 129 chapters, demonstrating substantial geographic and organizational growth from its original Los Angeles base. Its continuing relevance comes from the combination of local peer networks, accessible technical education, mentorship, and support for broader representation in open-source development.

PyLadies began in Los Angeles in April 2011 as a grassroots effort by seven women involved in Python and technology: Audrey Roy Greenfeld, Christine Cheung, Esther Nam, Jessica Venticinque, Katharine Jarmul, Sandy Strong, and Sophia Viklund. The founders sought to create a more welcoming environment for women interested in programming, Python, and open-source work. Rather than operating as a commercial software brand, PyLadies was structured around education, mentorship, outreach, and community participation. The model quickly expanded beyond its original location. In August 2011, the Washington, D.C., chapter was established, transforming PyLadies from a single local group into a multi-chapter organization. Subsequent chapters adopted the name and general mission while retaining substantial autonomy over programming and local operations. This chapter model enabled PyLadies to support communities with different levels of Python experience and different local needs. PyLadies chapters have organized activities ranging from beginner workshops and technical presentations to hackathons, coding sessions, social nights, and networking events. The organization has served both people starting to learn Python and more experienced developers seeking mentorship, collaboration, or a stronger local community. It has also supported access to the broader open-source ecosystem through funding for women to attend open-source conferences. Around 2012, PyLadies filed for nonprofit status. Its relationship with the Python Software Foundation placed it within the wider Python community while preserving the local, volunteer-driven character of its chapters. PyLadies has also collaborated with related organizations, including R-Ladies, reflecting its participation in a broader movement to improve representation and inclusion in programming communities. The organization's inclusion principles have developed beyond a narrow definition of membership. Women remain the majority of participants, but PyLadies is open to supporting people who identify with other gender identities and focuses on empowering women and marginalized genders in technology. Chapters are generally free to determine their own activities as long as they remain focused on that mission. By March 2024, PyLadies had reached 129 chapters. This growth illustrates the durability of its community model: a shared identity and mission are combined with local organization, peer mentorship, and accessible technical events. PyLadies' historical contribution is therefore less about a particular product than about building pathways into Python and open-source computing for people who have often been underrepresented in those fields.

• 2024

  Network reaches 129 chapters

  [1]PyLadiesen.wikipedia.org

  As of March 2024, PyLadies was reported to have 129 chapters across its international community.

• 2012

  Nonprofit status pursued

  [1]PyLadiesen.wikipedia.org

  PyLadies filed for nonprofit status around 2012 as its community activities and chapter network expanded.

• 2011

  PyLadies founded in Los Angeles

  [1]PyLadiesen.wikipedia.org

  Audrey Roy Greenfeld, Christine Cheung, Esther Nam, Jessica Venticinque, Katharine Jarmul, Sandy Strong, and Sophia Viklund established PyLadies in Los Angeles as a community focused on supporting women in Python and open-source technology.

• 2011

  Washington, D.C., becomes the second chapter

  [1]PyLadiesen.wikipedia.org

  The Washington, D.C., chapter was founded in August, beginning PyLadies' development as a multi-chapter organization.

An inclusive, community-led Python mentorship network that lowers barriers to technical learning, open-source participation, and professional connection for women and other marginalized genders.

• Community network · 2011

  PyLadies chapters

  Locally organized PyLadies groups form the core of the organization. Chapters arrange their own events and activities while following the broader mission of empowering women and other marginalized genders in technology. Their work can include education, mentorship, networking, outreach, and social programming for Python users at different experience levels.

• Education and outreach · 2011

  Python workshops and technical events

  PyLadies chapters provide accessible opportunities to learn and practice Python through workshops, talks, hackathons, coding sessions, and related events. Programming serves both beginners seeking an entry point into software development and experienced users looking for collaboration or community engagement.

• Mentorship and participation support · 2011

  Mentorship and conference support

  Mentorship and peer support help participants develop technical confidence and connections within the Python ecosystem. PyLadies has also provided funding for women to attend open-source conferences, addressing an access barrier that can prevent underrepresented developers from participating in larger community events.

1. 1PyLadiesen.wikipedia.org
2. 2PyLadies official websitepyladies.com