adds TextQuery class

Author: justin-cechmanek

redisvl/query/__init__.py

@@ -4,6 +4,7 @@
     BaseVectorQuery,
     CountQuery,
     FilterQuery,
+    HybridQuery,
     RangeQuery,
     TextQuery,
     VectorQuery,

redisvl/query/query.py

@@ -1,6 +1,7 @@
 from enum import Enum
 from typing import Any, Dict, List, Optional, Set, Tuple, Union
 
+from redis.commands.search.aggregation import AggregateRequest, Desc
 from redis.commands.search.query import Query as RedisQuery
 
 from redisvl.query.filter import FilterExpression
@@ -790,6 +791,7 @@ def set_stopwords(self, stopwords: Optional[Union[str, Set[str]]] = "english"):
 
     def tokenize_and_escape_query(self, user_query: str) -> str:
         """Convert a raw user query to a redis full text query joined by ORs"""
+        from redisvl.utils.token_escaper import TokenEscaper
 
         escaper = TokenEscaper()
 
@@ -811,7 +813,7 @@ def _build_query_string(self) -> str:
         else:
             filter_expression = ""
 
-        text = f"(@{self._text_field}:({self.tokenize_and_escape_query(self._text)}))"
+        text = f"~(@{self._text_field}:({self.tokenize_and_escape_query(self._text)}))"
         if filter_expression and filter_expression != "*":
             text += f"({filter_expression})"
         return text

tests/unit/test_query_types.py

@@ -204,7 +204,7 @@ def test_text_query():
     assert text_query._num_results == 10
     assert (
         text_query.filter
-        == f"(@{text_field_name}:({text_query.tokenize_and_escape_query(text_string)}))"
+        == f"(~@{text_field_name}:({text_query.tokenize_and_escape_query(text_string)}))"
     )
     assert isinstance(text_query, Query)
     assert isinstance(text_query.query, Query)