Source code for test_pickle

# -*- coding: utf-8 -*-

"""Test data storage and recovery using pickle."""

from __future__ import absolute_import

from os.path import join
from pickle import dump, load

import pytest

from cobra.test.test_io.conftest import compare_models

    import cPickle

[docs] cload = cPickle.load
cdump = cPickle.dump except ImportError: cload = None cdump = None @pytest.mark.parametrize("load_function", [load, cload])
[docs]def test_read_pickle(data_directory, mini_model, load_function): """Test the reading of model from pickle.""" if load_function is None: pytest.skip() with open(join(data_directory, "mini.pickle"), "rb") as infile: pickle_model = load_function(infile) assert compare_models(mini_model, pickle_model) is None
@pytest.mark.parametrize("dump_function", [dump, cdump])
[docs]def test_write_pickle(tmpdir, mini_model, dump_function): """Test the writing of model to pickle.""" if dump_function is None: pytest.skip() output_file = tmpdir.join("mini.pickle") with open(str(output_file), "wb") as outfile: dump_function(mini_model, outfile) assert output_file.check()