def get_variantid(variant_obj, family_id):
new_id = parse_document_id(<EOL>chrom=variant_obj['<STR_LIT>'],<EOL>pos=str(variant_obj['<STR_LIT>']),<EOL>ref=variant_obj['<STR_LIT>'],<EOL>alt=variant_obj['<STR_LIT>'],<EOL>variant_type=variant_obj['<STR_LIT>'],<EOL>case_id=family_id,<EOL>)<EOL>return new_id<EOL>
Create a new variant id.

    Args:
        variant_obj(dict)
        family_id(str)

    Returns:
        new_id(str): The new variant id