📅  最后修改于: 2022-03-11 14:45:21.306000             🧑  作者: Mango
import ipywidgets as widgets
w = widgets.Text()
w.unobserve(None,...)
# still need to pass `names` whenever needed.
# But at least you don't need to know the exact name of the handler.
# Specially if you have used a `partial` when setting the observer.