improve output format

app.py

@@ -46,10 +46,14 @@ def run_model_with_frames(text):
     frames = chunkText(text)
     result = set()
     for frame in frames:
-        answers = flatten(hf_run_model(frame))
-        for answer in answers:
-            result.add(answer.strip())
-    return result
+        questions = flatten(hf_run_model(frame))
+        for question in questions:
+            result.add(question.strip())
+    output_string = ""
+    for entry in result:
+        output_string += entry
+        output_string += "\n"
+    return output_string
 
 
 iface = gr.Interface(fn=run_model_with_frames, inputs="text", outputs="text")