zstd.py

import zstandard as zstd

def decompress_zstd(bytes_input):
    dctx = zstd.ZstdDecompressor()
    decompressed_domtblout = dctx.decompress(bytes_input)
    return decompressed_domtblout.decode("utf-8").splitlines()

cctx = zstandard.ZstdCompressor()
compressed = cctx.compress(b"data to compress")

def test_decompress_zstd():
    assert decompress_zstd(compressed) == ["data to compress"]