updated chunk_list to yield chunk ++ batch_save throws notimplementedError().

Author: Harinath

pydanticrud/backends/dynamodb.py

@@ -95,7 +95,8 @@ def _to_epoch_float(dt):
 
 
 def chunk_list(lst, size):
-    return [lst[i: i + size] for i in range(0, len(lst), size)]
+    for i in range(0, len(lst), size):
+        yield lst[i:i + size]
 
 
 def index_definition(index_name, keys, gsi=False):

pydanticrud/backends/sqlite.py

@@ -193,4 +193,4 @@ def delete(self, item_key: str):
         self._conn.execute(f"DELETE FROM {self.table_name} WHERE {self.hash_key} = ?;", [item_key])
 
     def batch_save(self, items: dict):
-        pass
+        raise NotImplementedError("This functionality is not yet implemented")