hi!, This is a clerical error. I rewrite it. <br><br><span class="q">> def check_head_ok(self, <span style="color: rgb(153, 0, 0); font-weight: bold; text-decoration: underline;">data</span>)<span style="font-weight: bold; text-decoration: underline;">
:</span><br>> if data.startswith('ABC'):<br>> values = data.split(',')<br>> self.big_data_size = int(values[1])<br>> self.is_big_data
= self.big_data_size > 0<br>> return True<br>> else:<br>> return False</span><br><br><br>