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Version 2.2.2.post1772+gd9240e24b
matplotlib
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matplotlib.axes.Axes.get_ylim

Axes.get_ylim()

Get the y-axis range

Returns:
ylimits : tuple

Returns the current y-axis limits as the tuple (bottom, top).

Notes

The y-axis may be inverted, in which case the bottom value will be greater than the top value.