Bug summary

As of#20426 callingFigure.set_tight_layout(False) does not disable the tight layout algorithm.

Code for reproduction

frommatplotlibimportpyplotaspltfig,ax=plt.subplots()fig.set_tight_layout(True)fig.set_tight_layout(False)assertnotfig.get_tight_layout()

Actual outcome

AssertionError

Expected outcome

clean exit

Additional information

I'm pretty surethis branch just needs to setself.set_layout_engine(None) in the falsey case. Attn:@jklymak

Operating system

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Matplotlib Version

main

Matplotlib Backend

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Python version

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Jupyter version

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Installation

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