code: def test_args_empty(self):
      for baseline, dispatch in (
          ("", "none"),
          (None, ""),
          ("none +none", "none - none"),
          ("none -max", "min - max"),
          ("+vsx2 -VSX2", "vsx avx2 avx512f -max"),
          (
              "max -vsx - avx + avx512f neon -MAX ",
              "min -min + max -max -vsx + avx2 -avx2 +NONE",
          ),
      ):
          opt = self.nopt(cpu_baseline=baseline, cpu_dispatch=dispatch)
          assert len(opt.cpu_baseline_names()) == 0
          assert len(opt.cpu_dispatch_names()) == 0
  
imports: import re, textwrap, os
  from os import sys, path
  from distutils.errors import DistutilsError
label_desc: Use image node_id 14 for calling the _Test_CCompilerOpt obj's underlying member method code with example usage: obj.test_args_empty() without return types