class_docstr: This is a mixin class to support scalar -> RGBA mapping.  Handles
  normalization and colormapping
docstr: return the colormap
docstr_tok: ["return","the","colormap"]
code: def get_cmap(self):
      "return the colormap"
      return self.cmap
  
imports: import numpy
  from numpy import ma
  import matplotlib
  import matplotlib.colors
  import matplotlib.cbook
  from matplotlib._cm import *
label_desc: Use image node_id 6 for calling the ScalarMappable obj's underlying member method code with example usage: obj.get_cmap() and returns: self