code: def test_comment():
      from sympy.printing.mathematica import MCodePrinter
  
      assert (
          MCodePrinter()._get_comment("Hello World")
          == "(* Hello World *)"
      )
  
imports: from sympy.core import S, pi, oo, symbols, Function, Rational, Integer, Tuple, Derivative, Eq, Ne, Le, Lt, Gt, Ge
  from sympy.integrals import Integral
  from sympy.concrete import Sum
  from sympy.functions import exp, sin, cos, fresnelc, fresnels, conjugate, Max, Min, gamma, polygamma, loggamma, erf, erfi, erfc, erf2, expint, erfinv, erfcinv, Ei, Si, Ci, li, Shi, Chi, uppergamma, beta, subfactorial, erf2inv, factorial, factorial2, catalan, RisingFactorial, FallingFactorial, harmonic, atan2, sec, acsc, hermite, laguerre, assoc_laguerre, jacobi, gegenbauer, chebyshevt, chebyshevu, legendre, assoc_legendre, Li, LambertW
  from sympy.printing.mathematica import mathematica_code
label_desc: Use image node_id 15 for calling a global function with example usage: test_comment() without return types