Update app.py

app.py

@@ -7,6 +7,8 @@ import requests
 
 client = OpenAI(api_key=os.getenv("OPENAI_API_KEY"))
 
+model = "gpt-3.5-turbo"
+
 def repo_get_all_employees_from_database():
     url = "https://api.airtable.com/v0/appopGmlHujYnd6Vw/Interviewers?maxRecords=100&view=Grid%20view"
     headers = {
@@ -69,7 +71,7 @@ def predict(message, history):
         history_openai_format.append({"role": "assistant", "content": assistant})
     history_openai_format.append({"role": "user", "content": prompt})
 
-    model = "gpt-3.5-turbo"
+    global model
     
     if ("switch to gpt-3.5" in message.lower()):
         model = "gpt-3.5-turbo"