added new model to model selection

app.py

@@ -63,6 +63,8 @@ class MyModel:
 
 
 transcriber = pipeline("automatic-speech-recognition", model="openai/whisper-base.en")
+
+
 def transcribe(audio):
     sr, y = audio
 
@@ -81,7 +83,11 @@ def transcribe(audio):
 For information on how to customize the ChatInterface, peruse the gradio docs: https://www.gradio.app/docs/chatinterface
 """
 my_model = MyModel()
-model_choices = ["lab2-as/lora_model_gguf, Q4", "lab2-as/lora_model_no_quant_gguf, Q4"]
+model_choices = [
+    "lab2-as/lora_model_gguf, Q4",
+    "lab2-as/lora_model_no_quant_gguf, Q4",
+    "lab2-as/lora_model_math_optimized_gguf, Q4",
+]
 demo = CustomChatInterface(
     my_model.respond,
     transcriber=transcribe,