public override string ToString() {
StringBuilder sb = new StringBuilder("describe_splits_args(");
sb.Append("CfName: ");
sb.Append(CfName);
sb.Append(",Start_token: ");
sb.Append(Start_token);
sb.Append(",End_token: ");
sb.Append(End_token);
sb.Append(",Keys_per_split: ");
sb.Append(Keys_per_split);
sb.Append(")");
return sb.ToString();
}