give filepath not file-object

app.py

@@ -5,11 +5,19 @@ import matplotlib.pyplot as plt
 import tempfile
 import os
 
+from types import SimpleNamespace
+
+DEBUG = False # True: skip gradio and execute in main function
+DEBUG_LOG = True
+
 def process_point_cloud(file_obj):
     # Save uploaded file temporarily
-    temp_path = os.path.join(tempfile.gettempdir(), file_obj.name)
-    with open(temp_path, "wb") as f:
-        f.write(file_obj.read())
+    if DEBUG:
+        temp_path = os.path.join(tempfile.gettempdir(), file_obj.name)
+        with open(temp_path, "wb") as f:
+            f.write(file_obj.read())
+    else:
+        temp_path = file_obj.name
 
     # Load point cloud using Open3D
     pcd = o3d.io.read_point_cloud(temp_path)
@@ -42,4 +50,16 @@ iface = gr.Interface(
 )
 
 if __name__ == "__main__":
-    iface.launch()
+    if DEBUG:
+        test_file_path = "./samples/bunny.ply"
+        with open(test_file_path, "rb") as f:
+            dummy = SimpleNamespace()
+            dummy.name = os.path.basename(test_file_path)
+            dummy.read = lambda: f.read()
+            result_img = process_point_cloud(dummy)
+            process_point_cloud(dummy)
+        out_path = os.path.join("temporal", "debug_render.png")
+        plt.imsave(out_path, result_img)
+        print(f"[DEBUG] Rendered image saved at: {out_path}")
+    else:
+        iface.launch()