Modify the code casting digit string as int to convert to float and t… (#2364)

* Modify the code casting digit string as int to convert to float and then to int

* Add Comment: Coordinates may be float type

* Fix: Indentation Error

mmdet/datasets/xml_style.py

@@ -47,11 +47,12 @@ class XMLDataset(CustomDataset):
             label = self.cat2label[name]
             difficult = int(obj.find('difficult').text)
             bnd_box = obj.find('bndbox')
+            # Coordinates may be float type
             bbox = [
-                int(bnd_box.find('xmin').text),
-                int(bnd_box.find('ymin').text),
-                int(bnd_box.find('xmax').text),
-                int(bnd_box.find('ymax').text)
+                int(float(bnd_box.find('xmin').text)),
+                int(float(bnd_box.find('ymin').text)),
+                int(float(bnd_box.find('xmax').text)),
+                int(float(bnd_box.find('ymax').text))
             ]
             ignore = False
             if self.min_size: