Update app.py

app.py

@@ -14,6 +14,8 @@ QUANT_TYPES = [
     "Q5_K_M", "Q5_K_S", "Q6_K"
 ]
 
+model_dir_path=check_directory_path("llama.cpp")
+
 def download_model(hf_model_name, output_dir="models"):
     """
     Downloads a Hugging Face model and saves it locally.
@@ -29,7 +31,6 @@ def convert_to_gguf(model_dir, output_file):
     """
     st.write(f"🔄 Converting `{model_dir}` to GGUF format...")
     os.makedirs(os.path.dirname(output_file), exist_ok=True)
-    model_dir_path=check_directory_path("llama.cpp")
     st.write(model_dir_path)
     cmd = [
         "python3",