matplotlib.axes.Axes.use_sticky_edges
- 
Axes.use_sticky_edges - 
When autoscaling, whether to obey all
Artist.sticky_edges.Default is
True.Setting this to
Falseensures that the specified margins will be applied, even if the plot includes an image, for example, which would otherwise force a view limit to coincide with its data limit.The changing this property does not change the plot until
autoscaleorautoscale_viewis called. 
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    https://matplotlib.org/3.0.0/api/_as_gen/matplotlib.axes.Axes.use_sticky_edges.html