Update app.py

app.py

@@ -151,8 +151,9 @@ def compress_data(c, history):
 
 
 def summarize(inp,history,file=None):
-    history = [] if not history else history
-    yield "",[inp,history]
+    history = [(inp,"")] if not history else history
+    
+    yield "",history
     if file !=None:
         try: 
             with open(file,"r") as f:
@@ -178,7 +179,7 @@ def summarize(inp,history,file=None):
     print (f'out:: {out}')
     #history += "observation: the search results are:\n {}\n".format(out)
     task = "complete?"
-    return "", [inp,rawp]        
+    return "", [(inp,rawp)]        
 #################################
 
 '''