code: def __new__(cls, clsname, bases, dct):
      # If handler is not defined, assign empty dispatcher.
      if "handler" not in dct:
          name = f"Ask{clsname.capitalize()}Handler"
          handler = Dispatcher(name, doc="Handler for key %s" % name)
          dct["handler"] = handler
  
      dct["_orig_doc"] = dct.get("__doc__", "")
  
      return super().__new__(cls, clsname, bases, dct)
  
imports: from contextlib import contextmanager
  import inspect
  from sympy.core.symbol import Str
  from sympy.core.sympify import _sympify
  from sympy.logic.boolalg import Boolean, false, true
  from sympy.multipledispatch.dispatcher import Dispatcher, str_signature
  from sympy.utilities.exceptions import sympy_deprecation_warning
  from sympy.utilities.iterables import is_sequence
  from sympy.utilities.source import get_class
label_desc: Use image node_id 1 for calling the PredicateMeta obj's underlying member method code with example usage: obj.__new__(cls, clsname, bases, dct) and returns: super