copy.copy

copy.copy vs dict.copy Shallow: Localhost Lab

Python dataclass replace vs Manual Copy: Which Is Faster?

Hands-on dataclasses.replace vs manual copy/new-instance lab: real ops/s updating one field, measured on Linux localhost in this hands-on lab for SREs.

copy vs deepcopy vs manual: Shallow Copy Lab

Hands-on copy.copy vs deepcopy vs manual shallow lab: real ops/s on nested dicts and lists of several sizes, measured on Linux localhost only (eng lab).