Update chat.py

chat.py

@@ -18,7 +18,7 @@ def langchainConversation(conversation):
 def segmind_input_parser(input):
     toreturn = []
     for thisdict in input:
-        if(thisdidt['role'] == 'ai'):
+        if(thisdict['role'] == 'ai'):
             toreturn.append({'role':'assistant','content':thisdict['context']})
         else:
             toreturn.append({'role':thisdict['role'],'content':thisdict['context']})