code: def __repr__(self):
      return "%s" % (self.str_base())
  
imports: from sympy.core.basic import Basic
  from sympy.core.symbol import Symbol, symbols
  from sympy.utilities.lambdify import lambdify
  from .util import interpolate, rinterpolate, create_bounds, update_bounds
  from sympy.utilities.iterables import sift
label_desc: Use image node_id 11 for calling the ColorScheme obj's underlying member method code with example usage: obj.__repr__() and returns: unknown