Update app.py

app.py

@@ -40,7 +40,19 @@ Do NOT forget the triple backticks and the `<end_code>` tag — they are require
 Even if you can't answer the question fully, always provide reasoning and return a final_answer block.
 """
 
-model_name = "Qwen/Qwen2.5-Coder-7B-Instruct"
+model_id = "bartowski/Qwen_Qwen3-4B-GGUF"
+gguf_filename = "Qwen_Qwen3-4B-IQ4_XS.gguf"  # Replace with your specific GGUF file
+
+# Load the tokenizer
+tokenizer = AutoTokenizer.from_pretrained(model_id, gguf_file=gguf_filename)
+
+# Load the model with appropriate torch_dtype
+model = AutoModelForCausalLM.from_pretrained(
+    model_id,
+    gguf_file=gguf_filename,
+    torch_dtype=torch.float32  # Adjust based on your hardware capabilities
+)
+
 tokenizer = AutoTokenizer.from_pretrained(model_name)
 model = AutoModelForCausalLM.from_pretrained(
     model_name,