python tkinter弹出菜单部分方法问题
from tkinter import *window = Tk()
menu = Menu()
def callbakc(event):
menu.post(event.x_root, event.y_root)
for item in ['文件', '编辑', '视图', '格式']:
menu.add_command(label=item)
window.bind('<Button-3>', callbakc)
window.mainloop()
遇到的问题1：
F:\Anaconda\AnacondaApp\lib\site-packages\numpy\__init__.py:148: UserWarning: mkl-service package failed to import, therefore Intel(R) MKL initialization ensuring its correct out-of-the box operation under condition when Gnu OpenMP had already been loaded by Python process is not assured. Please install mkl-service package, see http://github.com/IntelPython/mkl-service
from . import _distributor_init
问题2：
event.x_root和event.y_root的含义？
谢谢各位了！！！ 已解决
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