Update app.py

app.py

@@ -24,11 +24,11 @@ logging.basicConfig(stream = sys.stdout, level = logging.DEBUG)
 logging.getLogger().addHandler(logging.StreamHandler(stream = sys.stdout))
 
 def invoke(openai_api_key, prompt, agent_option):
-    if (openai_api_key == ""):
+    if not openai_api_key:
         raise gr.Error("OpenAI API Key is required.")
-    if (prompt == ""):
+    if not prompt:
         raise gr.Error("Prompt is required.")
-    if (agent_option is None):
+    if not agent_option:
         raise gr.Error("Use Agent is required.")
 
     with lock: