Update app.py

app.py

@@ -4,10 +4,13 @@ print(os.environ.get('CUDA_PATH'))
 os.system('pip install detectron2 -f https://dl.fbaipublicfiles.com/detectron2/wheels/cu102/torch1.9/index.html')
 os.system("git clone https://github.com/facebookresearch/Mask2Former.git")
 os.chdir("Mask2Former")
+os.system("pwd")
 os.system("pip install git+https://github.com/cocodataset/panopticapi.git")
 os.chdir("mask2former/modeling/pixel_decoder/ops")
+os.system("pwd")
 os.system("python setup.py build install")
 os.chdir("/home/user/app/Mask2Former/")
+os.system("pwd")
 import gradio as gr
 # check pytorch installation: 
 import detectron2