class_docstr: A scalar with different values at different points in the designspace.
code: def axes_dict(self):
      if not self.axes:
          raise ValueError(
              ".axes must be defined on variable scalar before interpolating"
          )
      return {ax.axisTag: ax for ax in self.axes}
  
file_path: catboost/contrib/python/fonttools/fontTools/feaLib/variableScalar.py
imports: from fontTools.varLib.models import VariationModel, normalizeValue, piecewiseLinearMap
label_desc: Use image node_id 4 for calling the VariableScalar obj's underlying member method code with example usage: obj.axes_dict() and returns: unknown