fix: PR comment changes

cognee/tasks/ingestion/save_data_item_to_storage.py

@@ -27,17 +27,10 @@ async def save_data_item_to_storage(data_item: Union[BinaryIO, str, Any]) -> str
 
         return await get_data_from_llama_index(data_item)
 
-    try:
+    if "docling" in str(type(data_item)):
         from docling_core.types import DoclingDocument
-
         if isinstance(data_item, DoclingDocument):
-            # Convert DoclingDocument to plain text and continue processing file
             data_item = data_item.export_to_text()
-    except ImportError:
-        logger.debug(
-            "Docling import failed. Docling optional dependency not installed, so we don't expect Docling documents. "
-            "Continuing normal operation."
-        )
 
     # data is a file object coming from upload.
     if hasattr(data_item, "file"):