def METHOD_NAME(cls):
    # Check if MSMS is installed
    try:
        v = subprocess.check_output(
            ["msms", "-h"], text=True, stderr=subprocess.STDOUT
        )
    except OSError:
        raise unittest.SkipTest(
            "Install MSMS if you want to use it from Biopython."
        )
    cls.pdbparser = PDBParser()
    cls.cifparser = MMCIFParser()