code: def new_fixed_axis(self, loc, offset=None):
      gh = self.get_grid_helper()
      axis = gh.new_fixed_axis(
          loc,
          nth_coord=None,
          axis_direction=None,
          offset=offset,
          axes=self,
      )
      return axis
  
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  import six
  import warnings
  import numpy
  from matplotlib import rcParams
  import matplotlib.artist
  import matplotlib.axes
  from matplotlib.path import Path
  from matplotlib.transforms import Bbox
  from .axisline_style import AxislineStyle
  from .axis_artist import AxisArtist, GridlinesCollection
label_desc: Use image node_id 13 for calling the Axes obj's underlying member method code with example usage: obj.new_fixed_axis(loc, offset) and returns: axis