old_contents: try:
      from setuptools import setup
  except ImportError:
      from distutils.core import setup
  
  import nosql_versioning
  
  with open("README.rst") as readme_file:
      readme_string = readme_file.read()
  
  setup(
      name="nosql_versioning",
      version=nosql_versioning.__version__,
      description="Python Library for NoSQL database record versioning",
      author="Xin Huang",
      author_email="xinhuang.abc@gmail.com",
      url="https://github.com/xinhuang/nosql_versioning",
      packages=['nosql_versioning', 'tests'],
      license="License :: OSI Approved :: MIT License",
      long_description=readme_string,
  )
  
new_contents: try:
      from setuptools import setup
  except ImportError:
      from distutils.core import setup
  
  import nosql_versioning
  
  with open("README.rst") as readme_file:
      readme_string = readme_file.read()
  
  setup(
      name="nosql_versioning",
      version=nosql_versioning.__version__,
      description="Python Library for NoSQL database record versioning",
      author="Xin Huang",
      author_email="xinhuang.abc@gmail.com",
      url="https://github.com/xinhuang/nosql_versioning",
      packages=['nosql_versioning'],
      license="License :: OSI Approved :: MIT License",
      long_description=readme_string,
  )
  
subject: delete tests from setup.py