def mergefromstring(self, serialized):
length = len(serialized)
try:
if self._internalparse(serialized, 0, length) != length:
# the only reason _internalparse would return early is if it
# encountered an end-group tag.
raise message_mod.decodeerror('unexpected end-group tag.')
except indexerror:
raise message_mod.decodeerror('truncated message.')
except struct.error, e:
raise message_mod.decodeerror(e)
def mergefromstring(self, serialized):
byte_size = self._cmsg.mergefromstring(serialized)
if byte_size < 0:
raise message.decodeerror('unable to merge from string.')
return byte_size
