update

examples/rag_pipeline.py

@@ -67,7 +67,9 @@ class RAGExample:
         self._print_query_result(answer)
 
     async def rag_add_docs(self):
-        """This example show how to add docs, before add docs llm anwser I don't know, after add docs llm give the correct answer, will print something like:
+        """This example show how to add docs.
+        before add docs llm anwser I don't know
+        after add docs llm give the correct answer, will print something like:
 
         [Before add docs]
         Retrieve Result:
@@ -95,7 +97,10 @@ class RAGExample:
         await self.rag_pipeline(question=travel_question, print_title=False)
 
     async def rag_add_objs(self, print_title=True):
-        """This example show how to add objs, before add docs engine retrieve nothing, after add objs engine give the correct answer, will print something like:
+        """This example show how to add objs.
+        before add docs engine retrieve nothing.
+        after add objs engine give the correct answer, will print something like:
+
         [Before add objs]
         Retrieve Result: