Hacker News·5 min read·hard
What `for x in y` hides from you – From Scratch Code
R
rbanffy
✦AI Summary
This article explains the underlying mechanics of Python's 'for' loop, revealing that it relies on iterators rather than direct collection access. It demystifies the 'for x in y' syntax by showing how the 'iter()' and 'next()' functions manage iteration.
What a Python `for` loop is really doing once you stop hand-waving.
technologyeducation
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