title: How to use Python Elasticsearch mget() API
body: <p>I want to fetch documents with multiple ids using _mget API of elasticsearch python. </p>
  
  <p>I'm using <code>es.mget()</code> method on a Elasticsearch object. However, I don't know what to provide as an argument to body param. should it be comma separated list of ids or a list of docs with <code>_id</code> mentioned. </p>
  
  <p>I've tried both ways and I keep receiving an exception: </p>
  
  <p><code>elasticsearch.exceptions.RequestError</code></p>