old_contents: import os
  import re
  
  from setuptools import find_packages, setup
  
  
  def get_version(filename):
      with open(filename, "r") as fp:
          contents = fp.read()
      return re.search(r"__version__ = ['\"]([^'\"]+)['\"]", contents).group(1)
  
  
  version = get_version(os.path.join("mariadb_dyncol", "__init__.py"))
  
  with open("README.rst", "r") as readme_file:
      readme = readme_file.read()
  
  with open("HISTORY.rst", "r") as history_file:
      history = history_file.read().replace(".. :changelog:", "")
  
  
  setup(
      name="mariadb-dyncol",
      version=version,
      description="Pack/unpack Python dicts into/out of MariaDB's Dynamic "
      "Columns format.",
      long_description=readme + "\n\n" + history,
      author="Adam Johnson",
      author_email="me@adamj.eu",
      url="https://github.com/adamchainz/mariadb-dyncol",
      packages=find_packages(exclude=["tests", "tests.*"]),
      include_package_data=True,
      python_requires=">=3.5",
      license="BSD",
      zip_safe=False,
      keywords="MariaDB",
      classifiers=[
          "Development Status :: 5 - Production/Stable",
          "Intended Audience :: Developers",
          "License :: OSI Approved :: BSD License",
          "Natural Language :: English",
          "Operating System :: OS Independent",
          "Programming Language :: Python :: 3 :: Only",
          "Programming Language :: Python :: 3",
          "Programming Language :: Python :: 3.5",
          "Programming Language :: Python :: 3.6",
          "Programming Language :: Python :: 3.7",
      ],
  )
  
new_contents: import os
  import re
  
  from setuptools import find_packages, setup
  
  
  def get_version(filename):
      with open(filename, "r") as fp:
          contents = fp.read()
      return re.search(r"__version__ = ['\"]([^'\"]+)['\"]", contents).group(1)
  
  
  version = get_version(os.path.join("mariadb_dyncol", "__init__.py"))
  
  with open("README.rst", "r") as readme_file:
      readme = readme_file.read()
  
  with open("HISTORY.rst", "r") as history_file:
      history = history_file.read().replace(".. :changelog:", "")
  
  
  setup(
      name="mariadb-dyncol",
      version=version,
      description="Pack/unpack Python dicts into/out of MariaDB's Dynamic "
      "Columns format.",
      long_description=readme + "\n\n" + history,
      author="Adam Johnson",
      author_email="me@adamj.eu",
      url="https://github.com/adamchainz/mariadb-dyncol",
      project_urls={
          "Changelog": (
              "https://github.com/adamchainz/mariadb-dyncol/blob/master/HISTORY.rst"
          )
      },
      packages=find_packages(exclude=["tests", "tests.*"]),
      include_package_data=True,
      python_requires=">=3.5",
      license="BSD",
      zip_safe=False,
      keywords="MariaDB",
      classifiers=[
          "Development Status :: 5 - Production/Stable",
          "Intended Audience :: Developers",
          "License :: OSI Approved :: BSD License",
          "Natural Language :: English",
          "Operating System :: OS Independent",
          "Programming Language :: Python :: 3 :: Only",
          "Programming Language :: Python :: 3",
          "Programming Language :: Python :: 3.5",
          "Programming Language :: Python :: 3.6",
          "Programming Language :: Python :: 3.7",
      ],
  )
  
subject: Add PyPI changelog link (#190)