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DOC: Explain how to start the mainloop after show(block=False) #29742

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DOC: Explain how to start the mainloop after show(block=False) #29742

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5 changes: 4 additions & 1 deletion lib/matplotlib/pyplot.py
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Original file line number Diff line number Diff line change
Expand Up @@ -583,7 +583,10 @@ def show(*args, **kwargs) -> None:

If `False` ensure that all figure windows are displayed and return
immediately. In this case, you are responsible for ensuring
that the event loop is running to have responsive figures.
that the event loop is running to have responsive figures; in the
simplest form by calling ``fig.canvas.manager.mainloop()`` which is
what a blocking show is doing internally. Note that the GUI mainloop
itself is blocking.
Comment on lines +586 to +589
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Suggested change
that the event loop is running to have responsive figures; in the
simplest form by calling ``fig.canvas.manager.mainloop()`` which is
what a blocking show is doing internally. Note that the GUI mainloop
itself is blocking.
that the event loop is running to have responsive figures. Calling ``fig.canvas.manager.mainloop()``
will work for the simple case because that is what a blocking show is doing internally. Note that the GUI mainloop is itself blocking.

I think I'm getting tripped up by what simplest form is supposed to mean here


Defaults to True in non-interactive mode and to False in interactive
mode (see `.pyplot.isinteractive`).
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