Mutable variant of namedtuple -- recordclass, which support assignments, compact dataclasses and other memory saving variants.
Robust Gradient Methods for Machine Learning & Data Analisys
Package frozentype provide some frozen python types (frozendict (C based) and frozenmap (Cython based))
Package frozenmap provide frozendict (C based) and frozenmap (Cython based)
Python library for AXON
Cython based buffer for arrays and typed memoryviews.