class_docstr: "A Printer to convert Python expressions to strings of JavaScript code
      
code: def _print_Rational(self, expr):
      p, q = int(expr.p), int(expr.q)
      return "%d/%d" % (p, q)
  
imports: from __future__ import annotations
  from typing import Any
  from sympy.core import S
  from sympy.core.numbers import equal_valued
  from sympy.printing.codeprinter import CodePrinter
  from sympy.printing.precedence import precedence, PRECEDENCE
label_desc: Use image node_id 10 for calling the JavascriptCodePrinter obj's underlying member method code with example usage: obj._print_Rational(expr) and returns: unknown