Fix version check

Author: dirkkul

weaviate/collections/collection/async_.py

@@ -310,7 +310,7 @@ def iterator(
         Raises:
             weaviate.exceptions.WeaviateGRPCQueryError: If the request to the Weaviate server fails.
         """
-        if self.query._connection._weaviate_version.is_lower_than(1, 33, 0):
+        if filters is not None and self.query._connection._weaviate_version.is_lower_than(1, 33, 0):
             raise WeaviateUnsupportedFeatureError(
                 "Iterator with filters", self._connection.server_version, "1.33.0"
             )

weaviate/collections/collection/sync.py

@@ -335,7 +335,7 @@ def iterator(
         Raises:
             weaviate.exceptions.WeaviateGRPCQueryError: If the request to the Weaviate server fails.
         """
-        if self.query._connection._weaviate_version.is_lower_than(1, 33, 0):
+        if filters is not None and self.query._connection._weaviate_version.is_lower_than(1, 33, 0):
             raise WeaviateUnsupportedFeatureError(
                 "Iterator with filters", self._connection.server_version, "1.33.0"
             )