esql-parser

Provides a Parser for the Elasticsearch Query Language (ESQL)

The ESQL grammar files were derived from the
Elasticsearch project (https://github.com/elastic/elasticsearch)
and have been adapted for use with the Python ANTLR runtime.

Licensed under the Elastic License 2.0 
https://www.elastic.co/licensing/elastic-license
This is because we rely on the g4 anltr files under the 
elastic/elasticsearch repo, under the x-pack directory.
Should this not apply or anything not automatically covered 
under that license, then it is Dual-licensed under Apache 
License 2.0, https://www.apache.org/licenses/LICENSE-2.0 
and Elastic License 2.0 
https://www.elastic.co/licensing/elastic-license