code: def test_gruntz_evaluation_slow():
      _sskip()
      # 8.4
      assert (
          gruntz(
              exp(exp(exp(x) / (1 - 1 / x)))
              - exp(exp(exp(x) / (1 - 1 / x - log(x) ** (-log(x))))),
              x,
              oo,
          )
          is -oo
      )
      # 8.18
      assert (
          gruntz(
              (
                  exp(exp(-x / (1 + exp(-x))))
                  * exp(-x / (1 + exp(-x / (1 + exp(-x)))))
                  * exp(exp(-x + exp(-x / (1 + exp(-x)))))
              )
              / (exp(-x / (1 + exp(-x)))) ** 2
              - exp(x)
              + x,
              x,
              oo,
          )
          == 2
      )
  
imports: from sympy.core import EulerGamma
  from sympy.core.numbers import E, I, Integer, Rational, oo, pi
  from sympy.core.singleton import S
  from sympy.core.symbol import Symbol
  from sympy.functions.elementary.exponential import exp, log
  from sympy.functions.elementary.miscellaneous import sqrt
  from sympy.functions.elementary.trigonometric import acot, atan, cos, sin
  from sympy.functions.elementary.complexes import sign
  from sympy.functions.special.error_functions import Ei, erf
  from sympy.functions.special.gamma_functions import digamma, gamma, loggamma
  from sympy.functions.special.zeta_functions import zeta
  from sympy.polys.polytools import cancel
  from sympy.functions.elementary.hyperbolic import cosh, coth, sinh, tanh
  from sympy.series.gruntz import compare, mrv, rewrite, mrv_leadterm, gruntz, sign
  from sympy.testing.pytest import XFAIL, skip, slow
label_desc: Use image node_id 3 for calling a global function with example usage: test_gruntz_evaluation_slow() without return types