old_contents: #!/usr/bin/env python
  # Copyright (c) 2017 The db-dtypes Authors
  #
  # Permission is hereby granted, free of charge, to any person obtaining a copy of
  # this software and associated documentation files (the "Software"), to deal in
  # the Software without restriction, including without limitation the rights to
  # use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
  # the Software, and to permit persons to whom the Software is furnished to do so,
  # subject to the following conditions:
  #
  # The above copyright notice and this permission notice shall be included in all
  # copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
  # FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
  # COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
  # IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  # CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  
  import io
  import os
  import re
  from setuptools import setup
  
  # Package metadata.
  
  name = "db-dtypes"
  description = "SQLAlchemy dialect for BigQuery"
  
  # Should be one of:
  # 'Development Status :: 3 - Alpha'
  # 'Development Status :: 4 - Beta'
  # 'Development Status :: 5 - Production/Stable'
  release_status = "Development Status :: 4 - Beta"
  
  package_root = os.path.abspath(os.path.dirname(__file__))
  with open(os.path.join(package_root, "db_dtypes", "version.py")) as f:
      version = re.search('__version__ = "([^"]+)"', f.read()).group(1)
  
  
  def readme():
      with io.open("README.rst", "r", encoding="utf8") as f:
          return f.read()
  
  
  setup(
      name=name,
      version=version,
      description=description,
      long_description=readme(),
      long_description_content_type="text/x-rst",
      author="The db-dtypes Authors",
      author_email="googleapis-packages@google.com",
      packages=["db_dtypes"],
      url="https://github.com/googleapis/python-db-dtypes-pandas",
      keywords=["sql", "pandas"],
      classifiers=[
          release_status,
          "Intended Audience :: Developers",
          "License :: OSI Approved :: Apache Software License",
          "Programming Language :: Python",
          "Programming Language :: Python :: 3",
          "Programming Language :: Python :: 3.6",
          "Programming Language :: Python :: 3.7",
          "Programming Language :: Python :: 3.8",
          "Programming Language :: Python :: 3.9",
          "Operating System :: OS Independent",
          "Topic :: Database :: Front-Ends",
      ],
      platforms="Posix; MacOS X; Windows",
      install_requires=[],
      python_requires=">=3.6, <3.10",
      tests_require=["packaging", "pytz"],
      entry_points={"sqlalchemy.dialects": ["bigquery = db_dtypes:BigQueryDialect"]},
  )
  
new_contents: # Copyright 2021 Google LLC
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #      https://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  import io
  import os
  import re
  from setuptools import setup
  
  # Package metadata.
  
  name = "db-dtypes"
  description = "Pandas Data Types for SQL systems (BigQuery, Spanner)"
  
  # Should be one of:
  # 'Development Status :: 3 - Alpha'
  # 'Development Status :: 4 - Beta'
  # 'Development Status :: 5 - Production/Stable'
  release_status = "Development Status :: 4 - Beta"
  
  package_root = os.path.abspath(os.path.dirname(__file__))
  with open(os.path.join(package_root, "db_dtypes", "version.py")) as f:
      version = re.search('__version__ = "([^"]+)"', f.read()).group(1)
  
  
  def readme():
      with io.open("README.rst", "r", encoding="utf8") as f:
          return f.read()
  
  
  setup(
      name=name,
      version=version,
      description=description,
      long_description=readme(),
      long_description_content_type="text/x-rst",
      author="The db-dtypes Authors",
      author_email="googleapis-packages@google.com",
      packages=["db_dtypes"],
      url="https://github.com/googleapis/python-db-dtypes-pandas",
      keywords=["sql", "pandas"],
      classifiers=[
          release_status,
          "Intended Audience :: Developers",
          "License :: OSI Approved :: Apache Software License",
          "Programming Language :: Python",
          "Programming Language :: Python :: 3",
          "Programming Language :: Python :: 3.6",
          "Programming Language :: Python :: 3.7",
          "Programming Language :: Python :: 3.8",
          "Programming Language :: Python :: 3.9",
          "Operating System :: OS Independent",
          "Topic :: Database :: Front-Ends",
      ],
      platforms="Posix; MacOS X; Windows",
      install_requires=[],
      python_requires=">=3.6, <3.10",
      tests_require=["packaging", "pytz"],
      entry_points={"sqlalchemy.dialects": ["bigquery = db_dtypes:BigQueryDialect"]},
  )
  
subject: correct setup.py