old_contents: import os.path
  
  from setuptools import setup
  
  setup(
      name='astroNN',
      version='0.9.1',
      classifiers=[
          'Development Status :: 3 - Alpha',
          'License :: OSI Approved :: MIT License',
          'Programming Language :: Python :: 3 :: Only',
          'Intended Audience :: Science/Research',
          'License :: OSI Approved :: MIT License',
          'Natural Language :: English',
          'Topic :: Scientific/Engineering :: Artificial Intelligence',
          'Topic:: Scientific / Engineering:: Astronomy'],
      packages=['astroNN',
                os.path.join('astroNN', 'apogee'),
                os.path.join('astroNN', 'gaia'),
                os.path.join('astroNN', 'models'),
                os.path.join('astroNN', 'datasets'),
                os.path.join('astroNN', 'shared')],
      include_package_data=True,
      package_data={
          'astroNN': ['data/*.npy', 'data/*.npz']},
      python_requires='>=3.5',
      install_requires=[
          'keras', 'numpy', 'astropy', 'h5py', 'matplotlib', 'astroquery', 'pandas', 'seaborn', 'scikit-learn', 'tqdm'],
      extras_require={
          "tensorflow": ["tensorflow>=1.5.0"],
          "tensorflow-gpu": ["tensorflow-gpu>=1.5.0"]},
      url='https://henrysky.github.io/astroNN/',
      license='MIT',
      author='Henry Leung',
      author_email='henrysky.leung@mail.utoronto.ca',
      description='A python package to do neural network in astronomy using Keras and Tensorflow',
  )
  
new_contents: import os.path
  
  from setuptools import setup, find_packages
  
  setup(
      name='astroNN',
      version='0.9.1',
      classifiers=[
          'Development Status :: 3 - Alpha',
          'License :: OSI Approved :: MIT License',
          'Programming Language :: Python :: 3 :: Only',
          'Intended Audience :: Science/Research',
          'License :: OSI Approved :: MIT License',
          'Natural Language :: English',
          'Topic :: Scientific/Engineering :: Artificial Intelligence',
          'Topic:: Scientific / Engineering:: Astronomy'],
      packages=find_packages(),
      include_package_data=True,
      package_data={
          'astroNN': ['data/*.npy', 'data/*.npz']},
      python_requires='>=3.5',
      install_requires=[
          'keras', 'numpy', 'astropy', 'h5py', 'matplotlib', 'astroquery', 'pandas', 'seaborn', 'scikit-learn', 'tqdm'],
      extras_require={
          "tensorflow": ["tensorflow>=1.5.0"],
          "tensorflow-gpu": ["tensorflow-gpu>=1.5.0"]},
      url='https://henrysky.github.io/astroNN/',
      license='MIT',
      author='Henry Leung',
      author_email='henrysky.leung@mail.utoronto.ca',
      description='A python package to do neural network in astronomy using Keras and Tensorflow',
  )
  
subject: use find_packages() to find automatically