code: def test_issue_14450():
      assert uppergamma(Rational(3, 8), x).evalf() == uppergamma(
          Rational(3, 8), x
      )
      assert lowergamma(x, Rational(3, 8)).evalf() == lowergamma(
          x, Rational(3, 8)
      )
      # some values from Wolfram Alpha for comparison
      assert (
          abs(uppergamma(Rational(3, 8), 2).evalf() - 0.07105675881)
          < 1e-9
      )
      assert (
          abs(lowergamma(Rational(3, 8), 2).evalf() - 2.2993794256)
          < 1e-9
      )
  
imports: from sympy.core.function import expand_func, Subs
  from sympy.core import EulerGamma
  from sympy.core.numbers import I, Rational, nan, oo, pi, zoo
  from sympy.core.singleton import S
  from sympy.core.symbol import Dummy, Symbol
  from sympy.functions.combinatorial.factorials import factorial
  from sympy.functions.combinatorial.numbers import harmonic
  from sympy.functions.elementary.complexes import Abs, conjugate, im, re
  from sympy.functions.elementary.exponential import exp, exp_polar, log
  from sympy.functions.elementary.hyperbolic import tanh
  from sympy.functions.elementary.miscellaneous import sqrt
  from sympy.functions.elementary.trigonometric import cos, sin, atan
  from sympy.functions.special.error_functions import Ei, erf, erfc
  from sympy.functions.special.gamma_functions import digamma, gamma, loggamma, lowergamma, multigamma, polygamma, trigamma, uppergamma
  from sympy.functions.special.zeta_functions import zeta
  from sympy.series.order import O
  from sympy.core.expr import unchanged
  from sympy.core.function import ArgumentIndexError
  from sympy.testing.pytest import raises
  from sympy.core.random import test_derivative_numerically, random_complex_number, verify_numerically
label_desc: Use image node_id 18 for calling a global function with example usage: test_issue_14450() without return types