Update app.py

app.py

@@ -8,7 +8,7 @@ tokenizer = AutoTokenizer.from_pretrained("unsloth/Qwen3-1.7B")
 base_model = AutoModelForCausalLM.from_pretrained(
     "unsloth/Qwen3-1.7B",
     torch_dtype=torch.float32,
-    device_map="cpu"
+    device_map={"": "cpu"}
 )
 model = PeftModel.from_pretrained(base_model, "khazarai/BioGenesis-ToT")