def METHOD_NAME(self, sbml_path):
    """ Converts a CellML file to Antimony source.
    :param sbml_path: The path to the CellML file
    :returns: A 2-tuple (module_name, antimony_source)
    """
    import antimony as sb
    # try to load the Antimony code`
    code = sb.loadCellMLFile(sbml_path)
    # if errors, bail
    if self.checkAntimonyReturnCode(code):
        errors = sb.getLastError()
        raise RuntimeError('Errors encountered when trying to load model:\n{}'.format(errors))
    module = sb.getMainModuleName()
    sb_source = sb.getAntimonyString(module)
    return (module, sb_source)