old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  import re
  import io
  from setuptools import setup
  
  with io.open("README.md", "rt", encoding="utf8") as f:
      readme = f.read()
  
  with io.open("httpie_aws_authv4.py", "rt", encoding="utf8") as f:
      version = re.search(r"__version__ = \'(.*?)\'", f.read()).group(1)
  
  setup(
      name="httpie-aws-authv4",
      description="AWS auth v4 plugin for HTTPie.",
      version=version,
      author="Aidan Rowe",
      author_email="aidanrowe@gmail.com",
      license="BSD",
      url="https://github.com/aidan-/httpie-aws-authv4",
      download_url="https://github.com/aidan-/httpie-aws-authv4",
      py_modules=["httpie_aws_authv4"],
      zip_safe=False,
      long_description=readme,
      long_description_content_type="text/markdown",
      entry_points={
          "httpie.plugins.auth.v1": [
              "httpie_aws_authv4 = httpie_aws_authv4:AWSv4AuthPlugin"
          ]
      },
      install_requires=[
          "httpie>=1.0.0",
          "aws_requests_auth>=0.4.0",
          "boto3>=1.9.0",
          "urllib3",
      ],
      classifiers=[
          "Development Status :: 5 - Production/Stable",
          "Programming Language :: Python",
          "Programming Language :: Python :: 2",
          "Programming Language :: Python :: 2.7",
          "Programming Language :: Python :: 3",
          "Programming Language :: Python :: 3.4",
          "Programming Language :: Python :: 3.5",
          "Programming Language :: Python :: 3.6",
          "Programming Language :: Python :: 3.7",
          "Environment :: Plugins",
          "License :: OSI Approved :: BSD License",
          "Topic :: Internet :: WWW/HTTP",
          "Topic :: Utilities",
      ],
  )
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  import re
  import io
  from setuptools import setup
  
  with io.open("README.md", "rt", encoding="utf8") as f:
      readme = f.read()
  
  with io.open("httpie_aws_authv4.py", "rt", encoding="utf8") as f:
      version = re.search(r"__version__ = \'(.*?)\'", f.read()).group(1)
  
  setup(
      name="httpie-aws-authv4",
      description="AWS auth v4 plugin for HTTPie.",
      version=version,
      author="Aidan Rowe",
      author_email="aidanrowe@gmail.com",
      license="BSD",
      url="https://github.com/aidan-/httpie-aws-authv4",
      download_url="https://github.com/aidan-/httpie-aws-authv4",
      py_modules=["httpie_aws_authv4"],
      zip_safe=False,
      long_description=readme,
      long_description_content_type="text/markdown",
      entry_points={
          "httpie.plugins.auth.v1": [
              "httpie_aws_authv4 = httpie_aws_authv4:AWSv4AuthPlugin"
          ]
      },
      install_requires=[
          "httpie>=1.0.0",
          "aws_requests_auth>=0.4.0",
          "boto3>=1.9.0",
          "urllib3",
      ],
      classifiers=[
          "Development Status :: 5 - Production/Stable",
          "Programming Language :: Python",
          "Programming Language :: Python :: 3",
          "Programming Language :: Python :: 3.4",
          "Programming Language :: Python :: 3.5",
          "Programming Language :: Python :: 3.6",
          "Programming Language :: Python :: 3.7",
          "Environment :: Plugins",
          "License :: OSI Approved :: BSD License",
          "Topic :: Internet :: WWW/HTTP",
          "Topic :: Utilities",
      ],
  )
  
subject: remove python 2 classifiers