Update testdata.py

testdata.py

@@ -109,10 +109,10 @@ class TestData(datasets.GeneratorBasedBuilder):
             img_path = os.path.join(image_dir, img_relative_path)
 
             annotation = defaultdict(list)
-            with open(gt_file, 'r') as f:
+            with open(gt_file, "r", encoding="utf-8") as f:
                 line = f.readline().strip()
                 while line:
-                    assert re.match(r'^\d( [\d\.]+){4,5}$', line), 'Incorrect line: %s' % line
+                    assert re.match(r"^\d( [\d\.]+){4,5}$", line), "Incorrect line: %s" % line
                     cls, cx, cy, w, h = line.split()[:5]
                     cls, cx, cy, w, h = int(cls), float(cx), float(cy), float(w), float(h)
                     x1, y1, x2, y2 = cx - w / 2, cy - h / 2, cx + w / 2, cy + h / 2