code: def toggle_label(self, b):
      self._default_label_on = b
      axis = self.axis[self.orientation]
      axis.toggle(ticklabels=b, label=b)
  
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  import six
  import matplotlib.axes
  import matplotlib.cbook
  import matplotlib.ticker
  from matplotlib.gridspec import SubplotSpec
  from .axes_divider import Size, SubplotDivider, LocatableAxes, Divider
  from .colorbar import Colorbar
label_desc: Use image node_id 3 for calling the CbarAxesBase obj's underlying member method code with example usage: obj.toggle_label(b) without return types