old_contents: from setuptools import setup, Extension
  import numpy
  
  # to publish use:
  # > python setup.py sdist upload
  # which depends on ~/.pypirc
  
  setup(
      name='shap',
      version='0.13.2',
      description='A unified approach to explain the output of any machine learning model.',
      url='http://github.com/slundberg/shap',
      author='Scott Lundberg',
      author_email='slund1@cs.washington.edu',
      license='MIT',
      packages=['shap', 'shap.explainers'],
      install_requires=['numpy', 'scipy', 'iml>=0.5.1', 'scikit-learn', 'matplotlib', 'pandas', 'tqdm'],
      test_suite='nose.collector',
      tests_require=['nose', 'xgboost'],
      ext_modules = [Extension('shap._cext', sources=['shap/_cext.cc'], include_dirs=[numpy.get_include()])],
      zip_safe=False
  )
  
new_contents: from setuptools import setup, Extension
  import numpy
  
  # to publish use:
  # > python setup.py sdist upload
  # which depends on ~/.pypirc
  
  setup(
      name='shap',
      version='0.13.3',
      description='A unified approach to explain the output of any machine learning model.',
      url='http://github.com/slundberg/shap',
      author='Scott Lundberg',
      author_email='slund1@cs.washington.edu',
      license='MIT',
      packages=['shap', 'shap.explainers'],
      install_requires=['numpy', 'scipy', 'iml>=0.5.1', 'scikit-learn', 'matplotlib', 'pandas', 'tqdm'],
      test_suite='nose.collector',
      tests_require=['nose', 'xgboost'],
      #ext_modules = [Extension('shap._cext', sources=['shap/_cext.cc'], include_dirs=[numpy.get_include()])],
      zip_safe=False
  )
  
subject: Fix setup.py