Bug summary

matplotlib==3.6.0 started raising an error when trying to add a colorbar toplt.hist():

ValueError: Unable to determine Axes to steal space for Colorbar. Either provide thecax argument to use as the Axes for the Colorbar, provide theax argument to steal space from it, or addmappable to an Axes.

Code for reproduction

importmatplotlib.pyplotaspltimportnumpyasnpxs=np.random.rand(100)_,bin_edges,bars=plt.hist(xs)color_map=getattr(plt.cm,"hot")forx_val,rectinzip(bin_edges,bars.patches):rect.set_color(color_map(x_val))cbar=plt.colorbar(plt.cm.ScalarMappable(cmap=color_map),# cax=ax.inset_axes([0.95, 0.1, 0.05, 0.8]),)

Actual outcome

Inmatplotlib==3.6.0:

Expected outcome

Inmatplotlib==3.5.1:

Operating system

macOS 12.6

Matplotlib Version

3.6.0

Python version

3.10

Installation

pip