(self,s)
Append s to end of data & increment offset
Append s to end of data & increment offset
Append s to end of data & increment offset
def append(self,s):
        """
            Append s to end of data & increment offset
        """
        self.offset += len(s)
        self.data += s
def append ( self , s ) : self . offset += len ( s ) self . data += s