Fix open AI compatible rerank issue. (#3866)

### What problem does this PR solve?
#3700
### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

api/apps/sdk/session.py

@@ -375,10 +375,9 @@ def agent_completion(tenant_id, agent_id):
         return get_result(data=result)
 
 
-
 @manager.route('/chats/<chat_id>/sessions', methods=['GET'])
 @token_required
-def list_session(chat_id,tenant_id):
+def list_session(tenant_id, chat_id):
     if not DialogService.query(tenant_id=tenant_id, id=chat_id, status=StatusEnum.VALID.value):
         return get_error_data_result(message=f"You don't own the assistant {chat_id}.")
     id = request.args.get("id")
@@ -429,9 +428,10 @@ def list_session(chat_id,tenant_id):
         del conv["reference"]
     return get_result(data=convs)
 
+
 @manager.route('/agents/<agent_id>/sessions', methods=['GET'])
 @token_required
-def list_agent_session(agent_id,tenant_id):
+def list_agent_session(tenant_id, agent_id):
     if not UserCanvasService.query(user_id=tenant_id, id=agent_id):
         return get_error_data_result(message=f"You don't own the agent {agent_id}.")
     id = request.args.get("id")
@@ -509,6 +509,7 @@ def delete(tenant_id,chat_id):
         ConversationService.delete_by_id(id)
     return get_result()
 
+
 @manager.route('/sessions/ask', methods=['POST'])
 @token_required
 def ask_about(tenant_id):
@@ -528,6 +529,7 @@ def ask_about(tenant_id):
         if kb.chunk_num == 0:
             return get_error_data_result(f"The dataset {kb_id} doesn't own parsed file")
     uid = tenant_id
+
     def stream():
         nonlocal req, uid
         try:

rag/llm/rerank_model.py

@@ -286,7 +286,7 @@ class OpenAI_APIRerank(Base):
             "Content-Type": "application/json",
             "Authorization": f"Bearer {key}"
         }
-        self.model_name = model_name
+        self.model_name = model_name.split("___")[0]
 
     def similarity(self, query: str, texts: list):
         # noway to config Ragflow , use fix setting