team-10/env/Lib/site-packages/joblib/test/test_numpy_pickle_compat.py

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2025-08-02 07:34:44 +02:00
"""Test the old numpy pickler, compatibility version."""
# numpy_pickle is not a drop-in replacement of pickle, as it takes
# filenames instead of open files as arguments.
from joblib import numpy_pickle_compat
def test_z_file(tmpdir):
# Test saving and loading data with Zfiles.
filename = tmpdir.join("test.pkl").strpath
data = numpy_pickle_compat.asbytes("Foo, \n Bar, baz, \n\nfoobar")
with open(filename, "wb") as f:
numpy_pickle_compat.write_zfile(f, data)
with open(filename, "rb") as f:
data_read = numpy_pickle_compat.read_zfile(f)
assert data == data_read