Update gradio_app.py

removed zero dependency

gradio_app.py

@@ -66,7 +66,6 @@ if ENV == 'Huggingface':
         with the specified directory structure.
     """
     import os, spaces, subprocess, sys, shlex
-    from spaces import zero
 
     def prepare_env():
         subprocess.run(shlex.split("pip install custom_rasterizer-0.1-cp310-cp310-linux_x86_64.whl"), check=True)
@@ -890,8 +889,8 @@ if __name__ == '__main__':
     demo = build_app()
     app = gr.mount_gradio_app(app, demo, path="/")
 
-    if ENV == 'Huggingface':
-        # for Zerogpu
+    # Only run zero.startup() if in the ZeroGPU environment
+    if hasattr(spaces, 'is_zerogpu') and spaces.is_zerogpu():
         from spaces import zero
         zero.startup()