def METHOD_NAME(test_images, tmp_path_factory):
    """Create two dirs, one with one dataset and one with two datasets"""
    workdir = tmp_path_factory.getbasetemp() / "test_dicom"
    # Prepare sources
    fname1 = test_images / "dicom_sample1.zip"
    fname2 = test_images / "dicom_sample2.zip"
    dname1 = workdir / "dicom_sample1"
    dname2 = workdir / "dicom_sample2"
    # folder 1
    ZipFile(fname1).extractall(dname1)
    # folder 2
    ZipFile(fname1).extractall(dname2)
    ZipFile(fname2).extractall(dname2)
    # a file from each folder
    # tests expect this to be a string
    fname1 = str(next(dname1.iterdir()))
    fname2 = str(next(dname2.iterdir()))
    yield dname1, dname2, fname1, fname2