added stepback-Prompting

app.py

@@ -357,11 +357,11 @@ class BSIChatbot:
         # )
 
         # Alles außer letzte Useranfrage, Normaler Query
-        query, context = retrieval(query, True)
+        query, context = self.retrieval(query, True)
         if stepBackPrompt == True:
-            stepBackQuery = stepBackPrompt(query)
+            stepBackQuery = self.stepBackPrompt(query)
             print("DBG stepBackQuery:" + stepBackQuery)
-            stepBackQuery, stepBackContext = retrieval(stepBackQuery, True)
+            stepBackQuery, stepBackContext = self.retrieval(stepBackQuery, True)
             print("DBG stepBackContext:" + stepBackContext)
             sysPrompt = """
             You are an helpful Chatbot for the BSI IT-Grundschutz. Using the information contained in the context,
@@ -370,7 +370,7 @@ class BSIChatbot:
                 Provide the source document when relevant for the understanding.
                 If the answer cannot be deduced from the context, do not give an answer.
                 """
-            stepBackAnswer = queryRemoteLLM(sysPrompt, stepBackQuery, True)
+            stepBackAnswer = self.queryRemoteLLM(sysPrompt, stepBackQuery, True)
             print("DBG stepBackAnswer:" + stepBackAnswer)
             context += "Übergreifende Frage:" + stepBackQuery + "Übergreifender Context:" + stepBackAnswer