Remove non-ascii that breaks pdb single-stepping

detect.py

@@ -82,7 +82,7 @@ def detect(save_img=False):
             save_path = str(Path(out) / Path(p).name)
             txt_path = str(Path(out) / Path(p).stem) + ('_%g' % dataset.frame if dataset.mode == 'video' else '')
             s += '%gx%g ' % img.shape[2:]  # print string
-            gn = torch.tensor(im0.shape)[[1, 0, 1, 0]]  #  normalization gain whwh
+            gn = torch.tensor(im0.shape)[[1, 0, 1, 0]]  # normalization gain whwh
             if det is not None and len(det):
                 # Rescale boxes from img_size to im0 size
                 det[:, :4] = scale_coords(img.shape[2:], det[:, :4], im0.shape).round()