Update app.py

app.py

@@ -12,7 +12,7 @@ import numpy as np
 import os
 from datetime import datetime
 from huggingface_hub import hf_hub_download
-hf_token = os.environ.get("hf_token")
+hf_token = os.environ.get("HF_token")
 def creatMask(Image, threshold=5):
     ##This program try to creat the mask for the filed-of-view
     ##Input original image (RGB or green channel), threshold (user set parameter, default 10)