In the following block, clicking on a_frame triggers the event handler on_frame_click, but clicking on a_label which is a child of a
a_frame
on_frame_click
a_label
a
Depending on what you're trying to do, you could bind everything
print(a_label.bindtags()) # ('.!frame.!label', 'Label', '.', 'all') tk.bind_class('.', "", on_frame_click)