Pragmatic Python: Python 3.12 and beyond

PyCon Sweden 2023 (https://www.pycon.se/) keynote on November 10, 2023. This keynote delivers how to get the most out of Python today. It covers the language, ecosystem, and community.

Transcript

1. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Carol Naslund Willing November 10, 2023 Pragmatic Python Python 3.12 and Beyond PyCon Sweden 2023
2. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Hi! I'm Carol Naslund Willing.
3. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Python Core Developer Python Steering Council (three terms) Python Software Foundation Fellow Jupyter Core Developer 2017 ACM Software System Award Papermill Maintainer pyOpenSci Advisory Board Chan Zuckerberg Open Science Board Quansight Labs Board VP of Engineering, Noteable Carol Naslund Willing
4. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
5. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Scaling Notebooks for Teaching and Research: JupyterHub and mybinder.org https://conference.scipy.org/proceedings/scipy2018/pdfs/project_jupyter.pdf Try it yourself https://mybinder.org
6. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Opening Doors in Education and Learning
7. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Scientific Research and Collaboration https://www.icos-cp.eu/science-and-impact/ science-contribution/success-stories/jupyter- notebooks
8. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 https://leportella.com/pycon2016/ Mentoring from PyCon 2016 - Present: Leticia Portella
9. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 The Q4 2022 Community Service Award was given to Carol Willing for her work as a Python Core Developer and her years of service on the Python Steering Council. The Frank Willison Memorial Award for Contributions to the Python Community is given annually to a person judged to have made an outstanding contribution to the Python community. Community combined with technical creation: a global force multiplier Carol Willing (2019) Carol Willing was honored in recognition of her technical contributions to Jupyter and as a core developer, as well as her community contributions as a member of the PSF Code of Conduct Work Group, a former board member, contributor to many PyCons, and as a member of the Python Steering Council.
10. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
11. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 I am a beginner every day. —Carol Naslund Willing
12. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Today I am a beginner meteorologist
13. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Today I am a we are beginner meteorologists
14. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 We expect to make mistakes
15. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 We expect to create
16. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 ECMWF European Centre for Medium-Range Weather Forecasts
17. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 ECMWF European Centre for Medium-Range Weather Forecasts
18. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
19. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
20. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
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22. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
23. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
24. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
25. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
26. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
27. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
28. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
29. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
30. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Europe Northwest Europe
31. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
32. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
33. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
34. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
35. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
36. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
37. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
38. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
39. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 If you dream it, you can build it. - Walt Disney We find SUCCESS
40. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 How?
41. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Pragmatic Process results and consequences
42. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Pragmatic Process Create a plan Execute the plan Change as needed
43. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Pragmatic Python
44. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Pragmatic Process Python Create a plan Language
45. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Pragmatic Process Python Create a plan Execute the plan Language Ecosystem
46. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Pragmatic Process Python Create a plan Execute the plan Change as needed Language Ecosystem Community
47. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Python Create a plan Python Language
48. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Python Core Development Evolving to meet today's needs and tomorrow's possibilities Performance Reliability Security Flexibility Python
49. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Release Cadence and Content Release PEPs and Dev Guide https://devguide.python.org/versions/ Reliability Security Python
50. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Python 3.11 Released: October 24, 2022 Faster CPython 1.25x speedup https://docs.python.org/3/whatsnew/3.11.html#whatsnew311-faster-cpython • Faster Startup • Frozen imports / Static code objects • Faster Runtime • Cheaper, lazy Python frames • Inlined Python function calls • PEP 659: Specializing Adaptive Interpreter Performance Reliability Flexibility Security Python
51. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Python 3.11 Highlights Performance Reliability Flexibility Security Python
52. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Python 3.12 Released: October 2, 2023 Performance Reliability Flexibility Security Python
53. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Python 3.12 Highlights Performance Reliability Flexibility Security Python
54. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Measuring Performance Are we improving? 54 Performance https://pyperformance.readthedocs.io/ Python https://pypi.org/project/pyperf/2.6.2/ https://pyperf.readthedocs.io/en/latest/
55. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 What's New in Python Docs, PEPs, and Alphas/Betas https://docs.python.org/3/whatsnew/index.html Reliability Security Python https://peps.python.org Try alphas and betas with ease
56. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Python 3.13 (Planned) Scheduled: Performance Reliability Flexibility Security Python https://docs.python.org/3.13/whatsnew/3.13.html https://peps.python.org/pep-0719/ Remove 19 "dead batteries"
57. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 no gil PEP 703 57 Performance Python
58. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 C API 58 PEP 733: An Evaluation of Python's Public C API PEP 731: C API Working Group Charter Performance Flexibility Python
59. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Ecosystem Execute the plan Python Ecosystem
60. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 WebAssembly will open new doors Past, Present, Future PyCon Colombia 2019 PyCon 2023 https://github.com/psf/webassembly Future Attended by Core Developers, Steering Council members, PSF Board members, Interested parties from industry and education. https://snarky.ca/ https://pyscript.net/ https://pyodide.org/ Ecosystem
61. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Improving mobile == serving users Ecosystem
62. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 • Rust and Python together (ru ff ) • TypeScript and Python • WASM, WASI, WebAssembly • Excel and Python (Microsoft and Anaconda) • Mobile Python Intersections Keep an eye on development Change
63. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 pythonspeed.com Itamar Turner-Trauring 63 Vectorization: How slow Python runs fast code | PyData Global 2022 Vectorization: How slow Python runs fast code | PyData Global 2022 Timestamps for video https://pythonspeed.com/datascience/ Faster Data Science: Speed up your data science and scienti fi c computing code Performance Ecosystem
64. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Python at Scale Memory Pro fi ling and Stack Debugging 64 Reliability https://bloomberg.github.io/memray/index.html Reporters, Jupyter integration, API for customization, Examples https://bloomberg.github.io/pystack/ Performance https://www.bloomberg.com/company/values/tech-at-bloomberg/python/ Bloomberg: 1/2 million fi les, 100 million lines of code, funding PSF Pablo Salgado-Galindo Core Developer, Steering Council Ecosystem
65. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Developer in Residence Lukasz and Petr 65 Reliability automation, consistency, bus factor Ecosystem https://pyfound.blogspot.com/2023/02/the-case-for-second-developer-in.html https://pyfound.blogspot.com/2023/05/the-python-language-summit-2023_29.html Core Developer Sprint @ Bloomberg
66. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Releases Process https://peps.python.org/pep-0101/ PEP 101: Doing Python Releases 101 https://github.com/python/release-tools/ Reliability Security Ecosystem https://sethmlarson.dev/security-developer-in-residence-weekly-report-9 Visualizing the CPython Release Process by Seth Larson Security Developer in Residence
67. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Typing Typing workgroup 67 PEP 729 – Typing governance process https://peps.python.org/pep-0729/ Reliability Ecosystem
68. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 FastAPI and Pydantic Adoption, Developer Ergonomics, ML friendly 68 Flexibility Ecosystem https://github.com/tiangolo/blog-posts/blob/master/the-future-of-fastapi-and-pydantic-is-bright/README.md
69. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 • PEPs • What's New and early release candidates • Blog Posts by PSF / Devs in Residence • Core Python podcast (Lukasz and Pablo) • Talk Python to Me Python Core Language Keeping Informed and Inspired Change
70. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Python Community 70 Change Change as needed
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72. ...a programming language created by a community fosters happiness in its users around the world. – Guido van Rossum http://neopythonic.blogspot.com/2016/04/kings-day-speech.html Change
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74. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 community Change
75. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Change
76. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 12th PyCon Education Summit Thanks to Naomi Ceder who inspired this event. Education: The Ultimate Force Multiplier
77. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 77 PyLadies, you are the most-e ff ective grass-roots professional organization in IT. Your positive impact is all around me. I am a huge fan! Luciano Ramalho, a distinguished writer and teacher of Python worldwide Change
78. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Meet PyLadies, the women-led group helping 120,000 coders across the globe land jobs and diversify the popular Python programming language Insider 2021 Change
79. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Insider 2021 It's clear that women are underrepresented in open source software overall: Figures reported by GitHub in 2020 show that 90% of all contributors to open source projects identify as male, while only around 3% identify as female. Change Change
80. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Change
81. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Insider 2021 To encourage women, we need to show and make role models and mentors accessible to them," said Abigail Dogbe, a fellow at the Python Software Foundation and lead organizer of PyLadies Ghana. Change
82. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Selena Deckelman Great leaders inspire others to lead Lynn Root Audrey Roy Greenfeld Change
83. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 PSF Mission Promote, protect, and advance the Python programming language, and to support and facilitate the growth of a diverse and international community of developers. Change
84. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Change Wonderfully Welcoming
85. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0
86. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 We are beginner Pythonistas
87. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Pragmatic Python We practice
88. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Pragmatic Python We practice
89. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Pragmatic Python We practice Create Change Execute
90. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Pragmatic Python We practice Create Change Execute Language Ecosystem Community
91. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 We succeed with Python Create Language Execute Ecosystem Change Community
92. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Thank you Q & A Carol Naslund Willing GitHub: willingc LinkedIn: https://www.linkedin.com/in/carolwilling/
93. Pragmatic Python © 2023 by Carol Willing is licensed under CC BY 4.0 Carol Naslund Willing November 10, 2023 Pragmatic Python Python 3.12 and Beyond PyCon Sweden 2023 End of presentation