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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def save(self, filething=None, v2_version=4, v23_sep='/', padding=None):
 """Save ID3v2 data to the DSF file"""


        fileobj = filething.fileobj
        fileobj.seek(0)

        dsd_header = DSDChunk(fileobj)
        if dsd_header.offset_metdata_chunk == 0:
            # create a new ID3 chunk at the end of the file
            fileobj.seek(0, 2)

            # store reference to ID3 location
            dsd_header.offset_metdata_chunk = fileobj.tell()
            dsd_header.write()

        try:
            data = self._prepare_data(
                fileobj, dsd_header.offset_metdata_chunk, self.size,
                v2_version, v23_sep, padding)
        except ID3Error as e:
            reraise(error, e, sys.exc_info()[2])

        fileobj.seek(dsd_header.offset_metdata_chunk)
        fileobj.write(data)
        fileobj.truncate()

        # Update total file size
        dsd_header.total_size = fileobj.tell()
        dsd_header.write()