def METHOD_NAME(handle):
    """Read one cell line record.
    This function is for parsing cell line files containing
    exactly one record.
    Arguments:
     - handle   - handle to the file.
    """
    record = __read(handle)
    # We should have reached the end of the record by now
    remainder = handle.METHOD_NAME()
    if remainder:
        raise ValueError("More than one cell line record found")
    return record