code: def _unlock(self):
          
          self.keyring_key = getpass.getpass(
              'Please enter password for encrypted keyring: ')
          try:
              ref_pw = self.get_password('keyring-setting', 'password reference')
              assert ref_pw == 'password reference value'
          except AssertionError:
              self._lock()
              raise ValueError("Incorrect Password")
docs: Unlock this keyring by getting the password for the keyring from the
          user.