Update app.py

app.py

@@ -173,7 +173,7 @@ def inference(file_name, _clear_punctuation_references, _clear_punctuation_predi
         rtf = inference_seconds / duration_seconds
 
         if _clear_punctuation_references:
-            references = df["references"].map_elements(
+            references = df["reference"].map_elements(
                 clean_value, return_dtype=pl.String
             )
         else: