fixes typo on query string weight assignment

Author: justin-cechmanek

redisvl/query/aggregate.py

@@ -238,7 +238,7 @@ def _tokenize_and_escape_query(self, user_query: str) -> str:
         ]
         for i, token in enumerate(token_list):
             if token in self._text_weights:
-                token_list[i] = f"{token}=>{{weight:{self._text_weights[token]}}}"
+                token_list[i] = f"{token}=>{{$weight:{self._text_weights[token]}}}"
 
         if not token_list:
             raise ValueError("text string cannot be empty after removing stopwords")

redisvl/query/query.py

@@ -1160,7 +1160,7 @@ def _tokenize_and_escape_query(self, user_query: str) -> str:
         ]
         for i, token in enumerate(token_list):
             if token in self._text_weights:
-                token_list[i] = f"{token}=>{{weight:{self._text_weights[token]}}}"
+                token_list[i] = f"{token}=>{{$weight:{self._text_weights[token]}}}"
 
         return " | ".join(token_list)
 

tests/unit/test_aggregation_types.py

@@ -211,7 +211,7 @@ def test_hybrid_query_text_weights():
 
     assert (
         str(query)
-        == "(~@description:(query | string | alpha=>{weight:2} | bravo | delta=>{weight:0.555} | tango | alpha=>{weight:2}))=>[KNN 10 @user_embedding $vector AS vector_distance] SCORER BM25STD ADDSCORES DIALECT 2 APPLY (2 - @vector_distance)/2 AS vector_similarity APPLY @__score AS text_score APPLY 0.30000000000000004*@text_score + 0.7*@vector_similarity AS hybrid_score SORTBY 2 @hybrid_score DESC MAX 10"
+        == "(~@description:(query | string | alpha=>{$weight:2} | bravo | delta=>{$weight:0.555} | tango | alpha=>{$weight:2}))=>[KNN 10 @user_embedding $vector AS vector_distance] SCORER BM25STD ADDSCORES DIALECT 2 APPLY (2 - @vector_distance)/2 AS vector_similarity APPLY @__score AS text_score APPLY 0.30000000000000004*@text_score + 0.7*@vector_similarity AS hybrid_score SORTBY 2 @hybrid_score DESC MAX 10"
     )
 
     # raise an error if weights are not positive floats

tests/unit/test_query_types.py

@@ -343,7 +343,7 @@ def test_text_query_word_weights():
 
     assert (
         str(query)
-        == "@description:(query | string | alpha=>{weight:2} | bravo | delta=>{weight:0.555} | tango | alpha=>{weight:2}) SCORER BM25STD WITHSCORES DIALECT 2 LIMIT 0 10"
+        == "@description:(query | string | alpha=>{$weight:2} | bravo | delta=>{$weight:0.555} | tango | alpha=>{$weight:2}) SCORER BM25STD WITHSCORES DIALECT 2 LIMIT 0 10"
     )
 
     # raise an error if weights are not positive floats