Update app.py

app.py

@@ -8,8 +8,8 @@ import torch
 import spaces
 import os
 
-MODEL_ID = os.get("MODEL_ID", "llava-hf/llava-v1.6-mistral-7b-hf")
-REVISION = os.get("MODEL_REVISION", "main")
+MODEL_ID = os.environ.get("MODEL_ID", "llava-hf/llava-v1.6-mistral-7b-hf")
+REVISION = os.environ.get("MODEL_REVISION", "main")
 processor = LlavaNextProcessor.from_pretrained(MODEL_ID, revision=REVISION)
 
 model = LlavaNextForConditionalGeneration.from_pretrained(MODEL_ID, revision=REVISION, torch_dtype=torch.float16, low_cpu_mem_usage=True)