old_contents: # 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)
  
  from spack import *
  
  
  class PyItsdangerous(PythonPackage):
      """Various helpers to pass trusted data to untrusted environments."""
  
      homepage = "http://github.com/mitsuhiko/itsdangerous"
      url = "https://pypi.io/packages/source/i/itsdangerous/itsdangerous-0.24.tar.gz"
  
      version('0.24', sha256='cbb3fcf8d3e33df861709ecaf89d9e6629cff0a217bc2848f1b41cd30d360519')
  
      depends_on('py-setuptools', type='build')
  
new_contents: # 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)
  
  from spack import *
  
  
  class PyItsdangerous(PythonPackage):
      """Various helpers to pass trusted data to untrusted environments."""
  
      homepage = "http://github.com/mitsuhiko/itsdangerous"
      url = "https://pypi.io/packages/source/i/itsdangerous/itsdangerous-1.1.0.tar.gz"
  
      version('1.1.0', sha256='321b033d07f2a4136d3ec762eac9f16a10ccd60f53c0c91af90217ace7ba1f19')
      version('0.24',  sha256='cbb3fcf8d3e33df861709ecaf89d9e6629cff0a217bc2848f1b41cd30d360519')
  
      depends_on('python@2.7:2.8,3.4:', type=('build', 'run'))
      depends_on('py-setuptools', type='build')
  
subject: Add latest version of py-itsdangerous (#13312)