old_contents: from setuptools import setup
  
  setup(
      name="dvol",
      packages=[
          "dvol",
      ],
      entry_points={
          "console_scripts": [
              "dvol = dvol.dvol:main",
              "dvol-docker-plugin = dvol.plugin:main",
          ],
      },
      version="0.1",
      description="A docker volume manager with git-like functionality.",
      author="Luke Marsden",
      author_email="luke@clusterhq.com",
      url="https://github.com/ClusterHQ/dvol",
      install_requires=[
          #"PyYAML>=3",
          "Twisted>=14.0.2",
          "treq>=14",
          "pyasn1>=0.1",
          "docker-py>=1.5.0",
      ],
  )
  
new_contents: from setuptools import setup
  
  setup(
      name="dvol",
      packages=[
          "dvol",
      ],
      entry_points={
          "console_scripts": [
              "dvol = dvol.dvol:main",
              "dvol-docker-plugin = dvol.plugin:main",
          ],
      },
      version="0.1",
      description="A docker volume manager with git-like functionality.",
      author="Luke Marsden",
      author_email="luke@clusterhq.com",
      url="https://github.com/ClusterHQ/dvol",
      install_requires=[
          "PyYAML>=3",
          "Twisted>=14.0.2",
          "treq>=14",
          "pyasn1>=0.1",
          "docker-py>=1.5.0",
      ],
  )
  
subject: Add missing yaml dependency, allowing the test suite to run in a virtualenv populated from setup.py.