old_contents: from ..backend import KeyringBackend
  
  
  class Keyring(KeyringBackend):
      """
      Keyring that raises error on every operation.
  
      >>> kr = Keyring()
      >>> kr.get_password('svc', 'user')
      Traceback (most recent call last):
      ...
      RuntimeError: ...No recommended backend...
      """
  
      priority = 0
  
      def get_password(self, service, username, password=None):
          msg = (
              "No recommended backend was available. Install the "
              "keyrings.alt package if you want to use the non-"
              "recommended backends. See README.rst for details."
          )
          raise RuntimeError(msg)
  
      set_password = delete_password = get_password
  
new_contents: from ..backend import KeyringBackend
  
  
  class Keyring(KeyringBackend):
      """
      Keyring that raises error on every operation.
  
      >>> kr = Keyring()
      >>> kr.get_password('svc', 'user')
      Traceback (most recent call last):
      ...
      RuntimeError: ...No recommended backend...
      """
  
      priority = 0
  
      def get_password(self, service, username, password=None):
          msg = (
              "No recommended backend was available.  Install a recommended 3rd "
              "party backend package; or, install the keyrings.alt package if "
              "you want to use the non-recommended backends. See README.rst "
              "( https://github.com/jaraco/keyring/blob/master/README.rst ) "
              "for details."
          )
          raise RuntimeError(msg)
  
      set_password = delete_password = get_password
  
subject: Fix for issue #371: Keyring no longer tells user to use non-recommended backend.