Pane.kill

>>> pane_1 = pane.split()

>>> pane_1 in window.panes
True

>>> pane_1.kill()

>>> pane_1 not in window.panes
True

>>> pane.window.resize(height=100, width=100)
Window(@1 1...)

>>> one_pane_to_rule_them_all = pane.split()

>>> other_panes = pane.split(
...     ), pane.split()

>>> all([p in window.panes for p in other_panes])
True

>>> one_pane_to_rule_them_all.kill(all_except=True)

>>> all([p not in window.panes for p in other_panes])
True

>>> one_pane_to_rule_them_all in window.panes
True