text: # Copyright 2013-2019 Lawrence Livermore National Security, LLC and other
  # Spack Project Developers. See the top-level COPYRIGHT file for details.
  #
  # SPDX-License-Identifier: (Apache-2.0 OR MIT)
  
  # flake8: noqa: F401
  """pkgkit is a set of useful build tools and directives for packages.
  
  Everything in this module is automatically imported into Spack package files.
  """
  import llnl.util.filesystem
  from llnl.util.filesystem import *
  
  from spack.package import \
      Package, BundlePackage, \
      run_before, run_after, on_package_attributes
  from spack.package import inject_flags, env_flags, build_system_flags
  from spack.build_systems.makefile import MakefilePackage
  from spack.build_systems.aspell_dict import AspellDictPackage
  from spack.build_systems.autotools import AutotoolsPackage
  from spack.build_systems.cmake import CMakePackage
  from spack.build_systems.cuda import CudaPackage
  from spack.build_systems.qmake import QMakePackage
  from spack.build_systems.scons import SConsPackage
  from spack.build_systems.waf import WafPackage
  from spack.build_systems.octave import OctavePackage
  from spack.build_systems.python import PythonPackage
  from spack.build_systems.r import RPackage
  from spack.build_systems.perl import PerlPackage
  from spack.build_systems.intel import IntelPackage
  from spack.build_systems.meson import MesonPackage
  from spack.build_systems.sip import SIPPackage
  from spack.build_systems.gnu import GNUMirrorPackage
  
  from spack.mixins import filter_compiler_wrappers
  
  from spack.version import Version, ver
  
  from spack.spec import Spec
  
  from spack.dependency import all_deptypes
  
  from spack.multimethod import when
  
  import spack.directives
  from spack.directives import *
  
  import spack.util.executable
  from spack.util.executable import *
  
  from spack.package import \
      install_dependency_symlinks, flatten_dependencies, \
      DependencyConflictError, InstallError, ExternalPackageError
  
  from spack.variant import any_combination_of, auto_or_any_combination_of
  from spack.variant import disjoint_sets
  