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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 _read(self):
 """ Reads backup file from json_file property and sets backup_dict property with data decompressed and deserialized from that file. If no usable data is found backup_dict is set to the empty dict. """

        self.json_file.seek(0)
        try:
            data = zlib.decompress(self.json_file.read())
            self.backup_dict = json.loads(data.decode('utf-8'))
        except (EOFError, zlib.error):
            self.backup_dict = {}