Update assistants.py

assistants.py

@@ -41,14 +41,18 @@ tools = {
     "tavily_search_tool": tavily_search_tool,
 }
 
-def get_openai_client():
-    global openai_client
-    return openai_client
-
 def set_openai_client(openai_api_key):
     global openai_client
     openai_client = OpenAI(api_key=openai_api_key)
 
+def get_assistant():
+    global assistant
+    return assistant
+
+def get_thread():
+    global thread
+    return thread
+
 def create_assistant():
     assistant = openai_client.beta.assistants.create(
         name="Python Coding Assistant",