Function compare_figure

lib/matplotlib/tests/test_backend_pgf.py:29–37

(fname, savefig_kwargs={}, tol=0)

def compare_figure(fname, savefig_kwargs={}, tol=0):
    actual = os.path.join(result_dir, fname)
    plt.savefig(actual, **savefig_kwargs)

    expected = os.path.join(result_dir, "expected_%s" % fname)
    shutil.copyfile(os.path.join(baseline_dir, fname), expected)
    err = compare_images(expected, actual, tol=tol)
    if err:
        raise ImageComparisonFailure(err)


@pytest.mark.parametrize("key, value, expected_str", [