Update app.py

app.py

@@ -1,5 +1,9 @@
 from llama_cpp import llama
+from huggingface_hub import hf_hub_download #load from huggingfaces 
 
 print("loading . . .")
 
-llm = llama()
+
+llm = Llama(model_path= hf_hub_download(repo_id="TheBloke/Vigogne-2-7B-Instruct-GGML", filename="vigogne-2-7b-instruct.ggmlv3.q4_1.bin"), n_ctx=2048) #download model from hf/ n_ctx=2048 for high ccontext length
+
+print("model is loaded")