Update app.py

app.py

@@ -67,6 +67,9 @@ def wrap_text_preserve_newlines(text, width=200): # 110
 
 def process_llm_response(llm_response):
     ans = wrap_text_preserve_newlines(llm_response['result'])
+    print(llm_response)
+    if "I don't know." in llm_response['result']:
+      return ans
     sources_used = ' \n'.join([str(source.metadata['source'].split('/')[-1][:-4]) for source in llm_response['source_documents']])
     ans = ans + '\n\nSources: \n' + sources_used
     return ans
@@ -84,8 +87,15 @@ def predict(message, history):
     output = str(llm_ans(message))
     return output
 
+contribution_docstring = """
+## An offering of love and gratitude by the II MSc Data Science and Computing Batch of 2023-24.
+### Work done as part of the Deep Learning and Natural Language Processing Lab.
+### Guided by Prakash PVSS
+"""
+
 demo = gr.ChatInterface(predict,
-                        title = f'SAI Speaks')
+                        title = f'SAI Speaks',
+                        description = contribution_docstring )
 
 if __name__ == "__main__":
     demo.launch()