old_contents: from setuptools import setup
  
  setup(
      name='pyformat_site',
      install_requires=[
          "click==4.0",
          "jinja2==2.7.3",
          "python-rex==0.4",
          "libsass==0.7.0",
          "Markdown==2.6.1",
          "pytest==2.7.0",
          "Pygments==2.0.2",
          "astunparse==1.2.2",
      ],
      entry_points={
          'console_scripts': [
              'pyformat = main:main',
          ]
      },
  )
  
new_contents: from setuptools import setup
  
  setup(
      name='pyformat_site',
      install_requires=[
          "click==4.0",
          "jinja2==2.7.3",
          "python-rex==0.4",
          "libsass==0.7.0",
          "Markdown==2.6.1",
          "pytest==2.7.0",
          "Pygments==2.0.2",
          "astunparse==1.2.2",
          "pytz==2015.2",
      ],
      entry_points={
          'console_scripts': [
              'pyformat = main:main',
          ]
      },
  )
  
subject: Add pytz as dependency