old_contents: import os
  import sys
  
  import setuptools
  
  requirements = ["six", "tqdm", "pyyaml", "tabulate", "colorama", "termcolor", "ruamel.yaml"]
  
  if sys.version_info >= (3, 0):
      # py3
      requirements.append("networkx")
  else:
      # py2
      requirements.append("enum34")
      requirements.append("vivisect")
      requirements.append("viv-utils")
      requirements.append("networkx==2.2")  # v2.2 is last version supported by Python 2.7
  
  # this sets __version__
  # via: http://stackoverflow.com/a/7071358/87207
  # and: http://stackoverflow.com/a/2073599/87207
  with open(os.path.join("capa", "version.py"), "rb") as f:
      exec(f.read())
  
  
  def get_rule_paths():
      return [os.path.join("..", x[0], "*.yml") for x in os.walk("rules")]
  
  
  setuptools.setup(
      name="capa",
      version=__version__,
      description="",
      long_description="",
      author="Willi Ballenthin, Moritz Raabe",
      author_email="william.ballenthin@mandiant.com, moritz.raabe@mandiant.com",
      url="https://www.github.com/fireeye/capa",
      packages=setuptools.find_packages(exclude=["tests", "testbed"]),
      package_dir={"capa": "capa"},
      package_data={"capa": get_rule_paths()},
      entry_points={"console_scripts": ["capa=capa.main:main",]},
      include_package_data=True,
      install_requires=requirements,
      extras_require={"dev": ["pytest", "pytest-sugar", "pycodestyle", "black", "isort"]},
      zip_safe=False,
      keywords="capa",
      classifiers=[
          "Development Status :: 3 - Alpha",
          "Intended Audience :: Developers",
          "Natural Language :: English",
          "Programming Language :: Python :: 2",
          "Programming Language :: Python :: 3",
      ],
  )
  
new_contents: import os
  import sys
  
  import setuptools
  
  requirements = ["six", "tqdm", "pyyaml", "tabulate", "colorama", "termcolor", "ruamel.yaml"]
  
  if sys.version_info >= (3, 0):
      # py3
      requirements.append("networkx")
  else:
      # py2
      requirements.append("enum34")
      requirements.append("vivisect")
      requirements.append("viv-utils")
      requirements.append("networkx==2.2")  # v2.2 is last version supported by Python 2.7
  
  # this sets __version__
  # via: http://stackoverflow.com/a/7071358/87207
  # and: http://stackoverflow.com/a/2073599/87207
  with open(os.path.join("capa", "version.py"), "rb") as f:
      exec(f.read())
  
  
  def get_rule_paths():
      return [os.path.join("..", x[0], "*.yml") for x in os.walk("rules")]
  
  
  setuptools.setup(
      name="capa",
      version=__version__,
      description="",
      long_description="",
      author="Willi Ballenthin, Moritz Raabe",
      author_email="william.ballenthin@mandiant.com, moritz.raabe@mandiant.com",
      url="https://www.github.com/fireeye/capa",
      packages=setuptools.find_packages(exclude=["tests", "testbed"]),
      package_dir={"capa": "capa"},
      package_data={"capa": get_rule_paths()},
      entry_points={"console_scripts": ["capa=capa.main:main",]},
      include_package_data=True,
      install_requires=requirements,
      extras_require={
          "dev": ["pytest", "pytest-sugar", "pytest-instafail", "pytest-cov", "pycodestyle", "black", "isort"]
      },
      zip_safe=False,
      keywords="capa",
      classifiers=[
          "Development Status :: 3 - Alpha",
          "Intended Audience :: Developers",
          "Natural Language :: English",
          "Programming Language :: Python :: 2",
          "Programming Language :: Python :: 3",
      ],
  )
  
subject: add pytest tweaks to dev deps