01
Context managers encode cleanup
Make resource lifetime visible, exception-safe, and reusable with the context management protocol.
Independent field notes / Vol. 01
Python,
below the surface.
Precise explanations of the machinery, patterns, and tradeoffs that make Python feel deceptively simple.
Read the cover storyThe index
Choose a rabbit hole.
2 notes, edited for signal.
02
Iterators change the question
Stop asking where the whole collection is and start asking for the next useful value.
Editorial policy
No listicles. No folklore. No just trust me abstractions.
Every note should leave you with a better model of the system, not just another snippet to paste.