old_contents: #!/usr/bin/env python
  import re
  from setuptools import setup
  
  def parse_envie_version():
      for line in open('scripts/envie').readlines():
          m = re.match(r'^_ENVIE_VERSION="([^"]+)"$', line)
          if m:
              return m.group(1)
  
  setup(
      name='envie',
      version=parse_envie_version(),
      description="Bash helpers for navigating and managing Python VirtualEnvs.",
      long_description=open('README.rst').read(),
      author='Radomir Stevanovic',
      author_email='radomir.stevanovic@gmail.com',
      url='https://github.com/randomir/envie',
      license='MIT',
      packages=['envie'],
      package_dir={'envie': 'envie'},
      classifiers=[
          'Development Status :: 4 - Beta',
          'Intended Audience :: Developers',
          'Programming Language :: Python',
          'Programming Language :: Python :: 2',
          'Programming Language :: Python :: 2.6',
          'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.3',
          'Programming Language :: Python :: 3.4',
          'Programming Language :: Python :: 3.5',
          'Programming Language :: Python :: 3.6',
          'Programming Language :: Unix Shell',
          'License :: OSI Approved :: MIT License',
          'Operating System :: POSIX',
          'Topic :: Utilities',
          'Topic :: System :: Shells'
      ],
      keywords='virtualenv bash helper closest virtual environment create mkenv destroy rmenv change chenv activate discover find findenv list lsenv cdenv',
      scripts=['scripts/envie', 'scripts/envie-tmp', 'scripts/envie-tools']
  )
  
new_contents: #!/usr/bin/env python
  import re
  from setuptools import setup
  
  def parse_envie_version():
      for line in open('scripts/envie').readlines():
          m = re.match(r'^_ENVIE_VERSION="([^"]+)"$', line)
          if m:
              return m.group(1)
  
  setup(
      name='envie',
      version=parse_envie_version(),
      description="Bash helpers for navigating and managing Python VirtualEnvs.",
      long_description=open('README.rst').read(),
      author='Radomir Stevanovic',
      author_email='radomir.stevanovic@gmail.com',
      url='https://github.com/randomir/envie',
      license='MIT',
      packages=['envie'],
      package_dir={'envie': 'envie'},
      classifiers=[
          'Development Status :: 4 - Beta',
          'Intended Audience :: Developers',
          'Programming Language :: Python',
          'Programming Language :: Python :: 2',
          'Programming Language :: Python :: 2.6',
          'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.3',
          'Programming Language :: Python :: 3.4',
          'Programming Language :: Python :: 3.5',
          'Programming Language :: Python :: 3.6',
          'Programming Language :: Python :: 3.7',
          'Programming Language :: Unix Shell',
          'License :: OSI Approved :: MIT License',
          'Operating System :: POSIX',
          'Topic :: Utilities',
          'Topic :: System :: Shells'
      ],
      keywords='virtualenv bash helper closest virtual environment create mkenv destroy rmenv change chenv activate discover find findenv list lsenv cdenv',
      scripts=['scripts/envie', 'scripts/envie-tmp', 'scripts/envie-tools']
  )
  
subject: Add py37 trove classifier