Feature request, not a bug,

You can file bugs, patches and feature requests on the github tracker, but it is a good idea to ping us on the mailing list too.

I noticed that pyplot.bar does not accept a 2D matrix for the heights to create something like:

From stackoverflow

This seems like a standard feature, you mostly see in spreadsheet software, yet the solution in matplotlib is to manually manage the offsets and widths of the bars, resulting in buggy, bloated code.

Shouldn't this be included?