Closed
Description
The following documentation example doesn't run on master (nor on v1.1.0).
This example is refereed to in the user guide: http://matplotlib.sourceforge.net/users/gridspec.html#a-complex-nested-gridspec-using-subplotspec
$ python doc/users/plotting/examples/demo_gridspec06.py
Traceback (most recent call last):
File "doc/users/plotting/examples/demo_gridspec06.py", line 35, in <module>
f.add_subplot(ax)
File "matplotlib/lib/matplotlib/figure.py", line 817, in add_subplot
self._axstack.add(key, a)
File "lib/matplotlib/figure.py", line 112, in add
Stack.remove(self, (key, a_existing))
File "lib/matplotlib/cbook.py", line 1261, in remove
raise ValueError('Unknown element o')
ValueError: Unknown element o