Executing a standard search
After document insertion, the most commonly executed action in Elasticsearch is the search action. The official Elasticsearch client APIs for searching are similar to the ones for the REST API.
Getting ready
You will need an up-and-running Elasticsearch installation, which we described how to get in the Downloading and installing Elasticsearch recipe in Chapter 1, Getting Started.
You will also need the Python packages that were installed in the Creating a client recipe in this chapter.
The code for this recipe can be found in the ch15/code/searching.py
file.
How to do it…
To execute a standard query, the client search
method must be called by passing the query
parameters, as we saw in Chapter 4, Exploring Search Capabilities. The required parameters are index_name
, type_name
, and the query's DSL. In this recipe, you will learn how to call a match_all
query, a term
query, and a filter
query. Perform the following steps:
- ...