old_contents: #!/usr/bin/env python
  """Installation script."""
  try:
      from setuptools import setup
  except ImportError:
      from distutils.core import setup
  import pydot
  
  
  long_description = '''
  Graphviz's dot language Python interface.
  
  This module provides with a full interface to
  create handle modify and process graphs in
  Graphviz's dot language.
  
  References:
  
  * pydot Homepage: https://github.com/erocarrera/pydot
  * Graphviz:       http://www.graphviz.org/
  * DOT Language:   http://www.graphviz.org/doc/info/lang.html
  
  Copyright (c) 2005-2011 Ero Carrera <ero.carrera@gmail.com>
  
  Distributed under MIT license
  [http://opensource.org/licenses/mit-license.html].
  '''
  
  
  setup(
      name='pydot',
      version=pydot.__version__,
      description="Python interface to Graphviz's Dot",
      author='Ero Carrera',
      author_email='ero@dkbza.org',
      maintainer='Ioannis Filippidis',
      maintainer_email='jfilippidis@gmail.com',
      url='https://github.com/erocarrera/pydot',
      license='MIT',
      keywords='graphviz dot graphs visualization',
      classifiers=[
          'Development Status :: 5 - Production/Stable',
          'Intended Audience :: Developers',
          'Intended Audience :: Science/Research',
          'License :: OSI Approved :: MIT License',
          'Natural Language :: English',
          'Operating System :: OS Independent',
          'Programming Language :: Python :: 2.6',
          'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.4',
          'Programming Language :: Python :: 3.5',
          'Programming Language :: Python :: 3.6',
          'Topic :: Scientific/Engineering :: Visualization',
          'Topic :: Software Development :: Libraries :: Python Modules'],
      long_description=long_description,
      py_modules=['pydot', 'dot_parser'],
      install_requires=['pyparsing>=2.1.4'],
      tests_require=['chardet'])
  
new_contents: #!/usr/bin/env python
  """Installation script."""
  try:
      from setuptools import setup
  except ImportError:
      from distutils.core import setup
  import pydot
  
  
  long_description = '''
  Graphviz's dot language Python interface.
  
  This module provides with a full interface to
  create handle modify and process graphs in
  Graphviz's dot language.
  
  References:
  
  * pydot Homepage: https://github.com/erocarrera/pydot
  * Graphviz:       http://www.graphviz.org/
  * DOT Language:   http://www.graphviz.org/doc/info/lang.html
  
  Copyright (c) 2005-2011 Ero Carrera <ero.carrera@gmail.com>
  
  Distributed under MIT license
  [http://opensource.org/licenses/mit-license.html].
  '''
  
  
  setup(
      name='pydot',
      version=pydot.__version__,
      description="Python interface to Graphviz's Dot",
      author='Ero Carrera',
      author_email='ero@dkbza.org',
      maintainer='Ioannis Filippidis',
      maintainer_email='jfilippidis@gmail.com',
      url='https://github.com/erocarrera/pydot',
      license='MIT',
      keywords='graphviz dot graphs visualization',
      classifiers=[
          'Development Status :: 5 - Production/Stable',
          'Intended Audience :: Developers',
          'Intended Audience :: Science/Research',
          'License :: OSI Approved :: MIT License',
          'Natural Language :: English',
          'Operating System :: OS Independent',
          'Programming Language :: Python :: 2.6',
          'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.4',
          'Programming Language :: Python :: 3.5',
          'Programming Language :: Python :: 3.6',
          'Programming Language :: Python :: 3.7',
          'Topic :: Scientific/Engineering :: Visualization',
          'Topic :: Software Development :: Libraries :: Python Modules'],
      long_description=long_description,
      py_modules=['pydot', 'dot_parser'],
      install_requires=['pyparsing>=2.1.4'],
      tests_require=['chardet'])
  
subject: add Trove classifier for Python 3.7