Update app.py

app.py

@@ -9,6 +9,11 @@ import time
 import gradio as gr
 import sys
 
+# Set environment variables
+os.environ["PIXEL3DMM_CODE_BASE"] = "."
+os.environ["PIXEL3DMM_PREPROCESSED_DATA"] = "./proprocess_results"
+os.environ["PIXEL3DMM_TRACKING_OUTPUT"] = "./tracking_results"
+
 def sh(cmd): subprocess.check_call(cmd, shell=True)
 
 # only do this once per VM restart