old_contents: from setuptools import setup
  
  import mzgtfs
  
  setup(
    name='mzgtfs',
    version=mzgtfs.__version__,
    description='Mapzen GTFS',
    author='Ian Rees',
    author_email='ian@mapzen.com',
    url='https://github.com/transitland/mapzen-gtfs',
    license='License :: OSI Approved :: MIT License',
    packages=['mzgtfs'],
    install_requires=['unicodecsv', 'mzgeohash'],
    zip_safe=False,
    # Include examples.
    package_data = {
      '': ['*.txt', '*.md', '*.zip']
    }
  )
new_contents: from setuptools import setup
  
  import mzgtfs
  
  setup(
    name='mzgtfs',
    version=mzgtfs.__version__,
    description='Mapzen GTFS',
    author='Ian Rees',
    author_email='ian@mapzen.com',
    url='https://github.com/transitland/mapzen-gtfs',
    license='License :: OSI Approved :: MIT License',
    packages=['mzgtfs'],
    install_requires=['unicodecsv', 'mzgeohash', 'pytz'],
    zip_safe=False,
    # Include examples.
    package_data = {
      '': ['*.txt', '*.md', '*.zip']
    }
  )
subject: Add pytz to required dependencies