old_contents: """prawcore.sessions: Provides prawcore.Session and prawcore.session."""
  
  import requests
  
  
  class Session(object):
      """The low-level connection interface to reddit's API."""
  
      def __init__(self):
          """Preprare the connection to reddit's API."""
          self._session = requests.Session()
  
      def __enter__(self):
          """Allow this object to be used as a context manager."""
          return self
  
      def __exit__(self, *_args):
          """Allow this object to be used as a context manager."""
          self.close()
  
      def close(self):
          """Close the session and perform any clean up."""
          self._session.close()
  
  
  def session():
      """Return a :class:`Session` instance."""
      return Session()
  
new_contents: """prawcore.sessions: Provides prawcore.Session and prawcore.session."""
  
  import requests
  
  
  class Session(object):
      """The low-level connection interface to reddit's API."""
  
      def __init__(self, authorizer=None):
          """Preprare the connection to reddit's API.
  
          :param authorizer: An instance of :class:`Authorizer`.
  
          """
          self.authorizer = authorizer
          self._session = requests.Session()
  
      def __enter__(self):
          """Allow this object to be used as a context manager."""
          return self
  
      def __exit__(self, *_args):
          """Allow this object to be used as a context manager."""
          self.close()
  
      def close(self):
          """Close the session and perform any clean up."""
          self._session.close()
  
  
  def session(authorizer=None):
      """Return a :class:`Session` instance.
  
      :param authorizer: An instance of :class:`Authorizer`.
  
      """
      return Session(authorizer=authorizer)
  
subject: Add optional authorizer parameter to session class and function.