OpenSearch::Client is an unofficial client for OpenSearch. 
It is derived from Search::Elasticsearch version 7.714 which
contained the information included below.

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Search::Elasticsearch information within each file
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 Author : Enrico Zimuel

 This software is Copyright (c) 2021 by OpenSearch BV.

 Licensed to Elasticsearch B.V. under one or more contributor
 license agreements. See the NOTICE file distributed with
 this work for additional information regarding copyright
 ownership. Elasticsearch B.V. licenses this file to you under
 the Apache License, Version 2.0 (the "License"); you may
 not use this file except in compliance with the License.
 You may obtain a copy of the License at

   http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing,
 software distributed under the License is distributed on an
 "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 KIND, either express or implied.  See the License for the
 specific language governing permissions and limitations
 under the License.
