old_contents: # The MIT License
  #
  # Copyright 2013 Sony Mobile Communications. All rights reserved.
  #
  # 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.
  
  """ Authentication handlers. """
  
  from requests.auth import HTTPDigestAuth, HTTPBasicAuth
  from requests.utils import get_netrc_auth
  
  
  class HTTPDigestAuthFromNetrc(HTTPDigestAuth):
  
      """ HTTP Digest Auth with netrc credentials. """
  
      def __init__(self, url):
          auth = get_netrc_auth(url)
          if not auth:
              raise ValueError("netrc missing or no credentials found in netrc")
          username, password = auth
          super(HTTPDigestAuthFromNetrc, self).__init__(username, password)
  
      def __call__(self, req):
          return super(HTTPDigestAuthFromNetrc, self).__call__(req)
  
  
  class HTTPBasicAuthFromNetrc(HTTPBasicAuth):
  
      """ HTTP Basic Auth with netrc credentials. """
  
      def __init__(self, url):
          auth = get_netrc_auth(url)
          if not auth:
              raise ValueError("netrc missing or no credentials found in netrc")
          username, password = auth
          super(HTTPBasicAuthFromNetrc, self).__init__(username, password)
  
      def __call__(self, req):
          return super(HTTPBasicAuthFromNetrc, self).__call__(req)
  
new_contents: # The MIT License
  #
  # Copyright 2013 Sony Mobile Communications. All rights reserved.
  #
  # 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.
  
  """ Authentication handlers. """
  
  from requests.auth import HTTPDigestAuth, HTTPBasicAuth
  from requests.utils import get_netrc_auth
  
  
  class HTTPDigestAuthFromNetrc(HTTPDigestAuth):
  
      """ HTTP Digest Auth with netrc credentials. """
  
      def __init__(self, url):
          auth = get_netrc_auth(url)
          if not auth:
              raise ValueError("netrc missing or no credentials found in netrc")
          username, password = auth
          super(HTTPDigestAuthFromNetrc, self).__init__(username, password)
  
  
  class HTTPBasicAuthFromNetrc(HTTPBasicAuth):
  
      """ HTTP Basic Auth with netrc credentials. """
  
      def __init__(self, url):
          auth = get_netrc_auth(url)
          if not auth:
              raise ValueError("netrc missing or no credentials found in netrc")
          username, password = auth
          super(HTTPBasicAuthFromNetrc, self).__init__(username, password)
  
subject: Remove useless subclassing/super() calls