install diff_gaussian_rasterization on zerogpu

app.py

@@ -9,7 +9,12 @@ from gradio_client import Client, file
 try:
     import diff_gaussian_rasterization  # noqa: F401
 except ImportError:
-    os.system("pip install ./diff-gaussian-rasterization")
+
+    @spaces.GPU
+    def install_diff_gaussian_rasterization():
+        os.system("pip install ./diff-gaussian-rasterization")
+
+    install_diff_gaussian_rasterization()
 
 TMP_DIR = "/tmp"
 os.makedirs(TMP_DIR, exist_ok=True)