python3-pyzstd 0.15.10+ds1-2 (armhf binary) in ubuntu oracular

 Python bindings to Zstandard (zstd) compression library, the API
 style is similar to Python's bz2/lzma/zlib modules.
 .
 Pyzstd module provides classes and functions for compressing and
 decompressing data, using Facebook's Zstandard (or zstd as short
 name) algorithm.