* otp   (Pad.__init__): Initialize self._offset to 0, not None.   (Pad.path): Fix typo in member name.   (Pad.__str__): New method.
* otp
  (Pad.__init__): Initialize self._offset to 0, not None.
  (Pad.path): Fix typo in member name.
  (Pad.__str__): New method.


kfogel/OneTime,kfogel/OneTime