Update app.py

app.py

@@ -544,7 +544,7 @@ def get_mp3(text: str, voice: str, audio_model: str, api_key: str = None,
 
 from functools import wraps
 
-def conditional_llm(model, api_base=None, api_key=None, reasoning_effort=None):
+def conditional_llm(model, api_base=None, api_key=None, reasoning_effort="N/A"):
     """
     Conditionally apply the @llm decorator based on the api_base parameter.
     If api_base is provided, it applies the @llm decorator with api_base.
@@ -566,7 +566,7 @@ def generate_audio(
     files: list,
     openai_api_key: str = None,
     text_model: str = "o4-mini", #o1-2024-12-17", #"o1-preview-2024-09-12",
-    reasoning_effort: str = None
+    reasoning_effort: str = "N/A",
     audio_model: str = "tts-1",
     speaker_1_voice: str = "alloy",
     speaker_2_voice: str = "echo",