code: def _print_Rational(self, expr):
      p, q = int(expr.p), int(expr.q)
      p_q_str = f"{p}.0/{q}.0"
      return self._wrap_with_type_name(p_q_str)
  
imports: import re
  from sympy.core import S
  from sympy.core.numbers import Integer
  from sympy.printing.cxx import CXX11CodePrinter
  from hls4ml.backends.template import FunctionCallTemplate, LayerConfigTemplate
  from hls4ml.model.layers import SymbolicExpression
label_desc: Use image node_id 6 for calling the HLSCodePrinter obj's underlying member method code with example usage: obj._print_Rational(expr) and returns: self