def _SkipLengthDelimited(buffer, pos, end):
 (size, pos) = _DecodeVarint(buffer, pos)
 pos += size
 if (pos > end):
  raise _DecodeError('Truncated message.')
 return pos

def _SkipLengthDelimited ( buffer , pos , end ) : ( size , pos ) = _DecodeVarint ( buffer , pos ) pos += size if ( pos > end ) : raise _DecodeError ( 'Truncated message.' ) return pos
skip a length-delimited value .