Fix bug in `plot_one_box` when label is `None` (#4588)

2021-08-29 22:08:27 +09:00 · 2021-08-29 22:08:27 +09:00 · 7b35971ba5
parent bbfafeabdb
commit 7b35971ba5
1 changed files with 1 additions and 1 deletions
--- a/utils/plots.py
+++ b/utils/plots.py
@ -72,7 +72,7 @@ def plot_one_box(box, im, color=(128, 128, 128), txt_color=(255, 255, 255), labe
    assert im.data.contiguous, 'Image not contiguous. Apply np.ascontiguousarray(im) to plot_on_box() input image.'
    lw = line_width or max(int(min(im.size) / 200), 2)  # line width

-    if use_pil or not is_ascii(label):  # use PIL
+    if use_pil or (label is not None and not is_ascii(label)):  # use PIL
        im = Image.fromarray(im)
        draw = ImageDraw.Draw(im)
        draw.rectangle(box, width=lw + 1, outline=color)  # plot