How do I get a window's current size using Tkinter?

How 开发者_运维技巧do I get a windows current size using Tkinter, or possibly with the python standard library?

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Use the following universal widget methods (where w is a widget):

w.winfo_height()
w.winfo_width()

You can also use the following:

w.winfo_reqheight()
w.winfo_reqwidth()

Read about Universal widget methods.