fix: script

medical-staff-people-tracking.py

@@ -97,7 +97,8 @@ class ElectricScootersTracking(datasets.GeneratorBasedBuilder):
         img.set("id", str(index))
         for track in root.iter("track"):
             shape = track.find(f".//*[@frame='{index}']")
-            if shape:
+            if not (shape is None):
+
                 shape.set("label", track.get("label"))
                 shape.set("track_id", track.get("id"))
                 img.append(shape)