fix

app.py

@@ -26,8 +26,7 @@ def extract_pii(text):
         },
     )
     pii_entities = res.json()["results"]["documents"][0]["entities"]
-    return map(lambda row: [row["text"], row["category"], row["confidenceScore"]], pii_entities)
-
+    return list(map(lambda row: [row["text"], row["category"], row["confidenceScore"]], pii_entities))
 
 demo = gr.Interface(extract_pii, inputs="textbox", outputs="dataframe")