Update app.py

app.py

@@ -17,12 +17,10 @@ os.environ["PIXEL3DMM_TRACKING_OUTPUT"] = f"{os.getcwd()}/tracking_results"
 
 def sh(cmd): subprocess.check_call(cmd, shell=True)
 
-!pip install -e .
-
 from pixel3dmm import env_paths
 
-!cd src/pixel3dmm/preprocessing/facer && pip install -e . && cd ../../../..
-!cd src/pixel3dmm/preprocessing/PIPNet/FaceBoxesV2/utils && sh make.sh && cd ../../../../../..
+sh("cd src/pixel3dmm/preprocessing/facer && pip install -e . && cd ../../../..")
+sh("cd src/pixel3dmm/preprocessing/PIPNet/FaceBoxesV2/utils && sh make.sh && cd ../../../../../..")
 
 
 def install_cuda_toolkit():