code: def get_dict_str(self):
      dict_str = dict(self.builtin_not_functions)
      if self.use_np:
          dict_str.update(self.numpy_not_functions)
      if self.use_python_math:
          dict_str.update(self.math_not_functions)
      if self.use_python_cmath:
          dict_str.update(self.cmath_not_functions)
      if self.use_interval:
          dict_str.update(self.interval_not_functions)
      return dict_str
  
imports: import re
  from sympy.core.numbers import I, NumberSymbol, oo, zoo
  from sympy.core.symbol import Symbol
  from sympy.utilities.iterables import numbered_symbols
  from sympy.external import import_module
  import warnings
label_desc: Use image node_id 3 for calling the Lambdifier obj's underlying member method code with example usage: obj.get_dict_str() and returns: dict_str