Update app.py

app.py

@@ -2,7 +2,7 @@ import os
 os.system('pip install transformers==4.25.1')
 os.system('pip install sentencepiece')
 # workaround: install old version of pytorch since detectron2 hasn't released packages for pytorch 1.9 (issue: https://github.com/facebookresearch/detectron2/issues/3158)
-os.system('pip install torch==1.11.0+cpu torchvision==0.12.0+cpu torchaudio==0.11.0+cpu -f https://download.pytorch.org/whl/torch_stable.html')
+os.system('pip install torch==1.8.1+cpu torchvision==0.9.1+cpu torchaudio==0.8.1 -f https://download.pytorch.org/whl/torch_stable.html')
 # install detectron2 that matches pytorch 1.8
 os.system('pip install --upgrade detectron2 -f https://dl.fbaipublicfiles.com/detectron2/wheels/cpu/torch1.8/index.html')