The original question was raised in a mpl ticket:
https://github.com/matplotlib/matplotlib/issues/1513
My original answer there (copied pasted):
The bbox_inches='tight' option to savefig does some analysis on the artists
visible on your plot and figures out the minimum bounding box needed to
Hi there,
I've boiled down a problem and while the following my look useless, I need to
understand why matplotlib is behaving like it is.
Below is code showing my issue. I don't believe the issue is with the
bbox_inches='tight', if you leave that off, my image is indeed, 800x1400, but
the
