docstr: Ensure that when both environment variables are set then an
  ImportError is thrown
code: def test_both_enable_disable_set(self, enabled, disabled):
      """
      Ensure that when both environment variables are set then an
      ImportError is thrown
      """
      self.env["NPY_ENABLE_CPU_FEATURES"] = enabled
      self.env["NPY_DISABLE_CPU_FEATURES"] = disabled
      msg = "Both NPY_DISABLE_CPU_FEATURES and NPY_ENABLE_CPU_FEATURES"
      err_type = "ImportError"
      self._expect_error(msg, err_type)
  
imports: import sys, platform, re, pytest
  from numpy._core._multiarray_umath import __cpu_features__, __cpu_baseline__, __cpu_dispatch__
  import numpy
  import subprocess
  import pathlib
  import os
  import re
label_desc: Use image node_id 6 for calling the TestEnvPrivation obj's underlying member method code with example usage: obj.test_both_enable_disable_set(enabled, disabled) without return types