es = Elasticsearch()
text = 'ra'
suggest_dictionary = {'my-entity-suggest': {'text': text, 'completion': {
    'field': 'suggest'}}}
query_dictionary = {'suggest': suggest_dictionary}
res = es.search(index='auto_sugg', doc_type='entity', body=query_dictionary)
print(res)
How to use "suggest" in elasticsearch pyes?