def VerifyMunkiInstall(self):
    if self.munki_install_verified:
      return

    for k in os.environ:
      if k.startswith('PKGS_MUNKI_'):
        return

    if not self.IsOSX():
      raise MunkiInstallError('Required Munki utilities only run on OS X')

    if not os.path.isdir(self.munki_path):
      raise MunkiInstallError(
          '%s does not exist or is not a directory' % self.munki_path)

    for f in self.REQUIRED_MUNKI_BINS:
      if not os.path.isfile(self._GetMunkiPath(f)):
        raise MunkiInstallError(
            '%s/%s does not exist or is not a file' % self._GetMunkiPath(f))

    self.munki_install_verified = True
Save scene to a Wavefront OBJ file.  Two files are
dataset/ETHPy150Open google/simian/src/simian/mac/munki/pkgs.py/MunkiPackageInfo.VerifyMunkiInstall--crossover with--dataset/ETHPy150Open enthought/mayavi/tvtk/pyface/tvtk_scene.py/TVTKScene.save_wavefront