https://docs.cloud.google.com/appengine/docs/standard/python3/reference/services/bundled/google/appengine/api/search/search_util/TreeRepr
google.appengine.api.search.search_util.TreeRepr | App Engine standard environment | Google Cloud...
Generate a string representation of an ANTLR parse tree for debugging.
api searchapp enginegoogleappengineutil