code: def _print_ExtensionElement(self, f):
      rep = self._print(f.rep)
      ext = self._print(f.ext)
      return "ExtElem(%s, %s)" % (rep, ext)
  
imports: from __future__ import annotations
  from typing import Any
  from sympy.core.function import AppliedUndef
  from sympy.core.mul import Mul
  from mpmath.libmp import repr_dps, to_str
  from .printer import Printer, print_function
label_desc: Use image node_id 53 for calling the ReprPrinter obj's underlying member method code with example usage: obj._print_ExtensionElement(f) and returns: unknown