elasticsearch - python elasticsearch从给定的doc_id获取字段

Question

我的输入是 <index_name>、<doc_id>、<field_name>，我想要该字段的值

我正在寻找相当于的 python-client

GET <index_name>/_doc/<doc_id>/?_source_includes=<field_name>

Answer 1

我想到了

from elasticsearch import Elasticsearch
es = Elasticsearch()
result = es.get(
             index=<index_name>,
             id=<doc_id>,
             _source_includes=<field_name>
         )