specify comparators (#7805)

langchain/retrievers/self_query/pinecone.py

@@ -14,7 +14,15 @@ from langchain.chains.query_constructor.ir import (
 class PineconeTranslator(Visitor):
     """Logic for converting internal query language elements to valid filters."""
 
-    allowed_operators = [Operator.AND, Operator.OR]
+    allowed_comparators = (
+        Comparator.EQ,
+        Comparator.LT,
+        Comparator.LTE,
+        Comparator.GT,
+        Comparator.GTE,
+    )
+    """Subset of allowed logical comparators."""
+    allowed_operators = (Operator.AND, Operator.OR)
     """Subset of allowed logical operators."""
 
     def _format_func(self, func: Union[Operator, Comparator]) -> str:

langchain/retrievers/self_query/qdrant.py

@@ -19,6 +19,15 @@ if TYPE_CHECKING:
 class QdrantTranslator(Visitor):
     """Logic for converting internal query language elements to valid filters."""
 
+    allowed_comparators = (
+        Comparator.EQ,
+        Comparator.LT,
+        Comparator.LTE,
+        Comparator.GT,
+        Comparator.GTE,
+    )
+    """Subset of allowed logical comparators."""
+
     def __init__(self, metadata_key: str):
         self.metadata_key = metadata_key