Random Notes About Kiwi PyCon 2024

Race Condition Coding Comp

Writing code under pressure is hard!

rye and uv

• rye is awesome and uv recently has gain many rye/poetry like features
• super fast and great UX
• no more need for poetry, pip-tools, twine etc

Security Checks in Python CI Pipelines

There's a lot of easy stuff we can all do to raise the bar

GIL removal

• requires that the Python interpreter does lots of additional accounting
• Steering Commitee condition that it there's isn't too much single thread performance lost by removing the GIL

Immortal objects in Python 3.12

• Avoid reference counting and garbage collection accounting for immutable objects
  • None, True, False, integers from -5 to 255
• Avoid unnecessary CPU cache invalidation
• Less private memory use when forking processes; avoids copy-on-write (COW) for immutable objects

arrow

• Functionality of datetime + timedelta + zoneinfo + pytz + dateutil etc with one consist API
• https://arrow.readthedocs.io/en/latest/

Melbourne Runaway Train

Amazing talk!

ruamel.yaml

• Round trip YAML preserving layout and comments
• https://yaml.readthedocs.io/en/latest/detail/

beeware

• Deploy Python apps everywhere
  • Linux, MacOS, Windows, iOS, Android, web
• Native UI controls
• https://beeware.org/

All talks coming to YouTube soon