title: How to get all documents under an elasticsearch index with python client ?
body: <p>I'm trying to get all index document using python client but the result show me only the first document 
  This is my python code : </p>
  
  <pre><code>res = es.search(index="92c603b3-8173-4d7a-9aca-f8c115ff5a18", doc_type="doc", body = {
  'size' : 10000,
  'query': {
      'match_all' : {}
  }
  })
  print("%d documents found" % res['hits']['total'])
  data = [doc for doc in res['hits']['hits']]
  for doc in data:
      print(doc)
      return "%s %s %s" % (doc['_id'], doc['_source']['0'], doc['_source']['5'])
  </code></pre>