#builtins

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Bytes, bytearray, and range in Python

`bytes` is immutable binary data, `bytearray` is mutable binary data, and `range` is a memory-efficient arithmetic sequence object.

• Binary data is not text
• bytearray supports in-place updates
• range does not build a full list

#builtins #data-types #python

Bytes, bytearray, and range in Python

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range, enumerate, zip, reversed, sorted, any, all, map, and filter

Python ships with iteration helpers that make common loops shorter and clearer when used carefully.

• enumerate pairs index with value
• zip walks iterables together
• any and all summarize boolean checks

#builtins #iteration #python

range, enumerate, zip, reversed, sorted, any, all, map, and filter

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