68             self.offset += len(s)

    68             self.offset += len(s)

    69         return fp.getvalue()

    69         return fp.getvalue()

    70 

    70 

    71     def write(self, s):

    71     def write(self, s):

    72         '''append to temp file.'''

    72         '''append to temp file.'''

    73         self.tmpfp.write(s)

    74         self.tmpfp.write(s)

    74         # all writes are appends, so offset must go to end of file.

    75         # all writes are appends, so offset must go to end of file.

    75         self.offset = self.fpsize + self.tmpfp.tell()

    76         self.offset = self.fpsize + self.tmpfp.tell()

    76 

    77 

    77     def writedata(self):

    78     def writedata(self):