code: def _print_Function(self, expr):
      r = self._print(expr.func)
      r += "(%s)" % ", ".join([self._print(a) for a in expr.args])
      return r
  
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 6 for calling the ReprPrinter obj's underlying member method code with example usage: obj._print_Function(expr) and returns: r