<DIV>Hi,all</DIV>
<DIV> When I used the lxml with self defined Target Parser, There is a function that can be redefined-- data . def data (self, data):</DIV>
<DIV>When can we use it? and what it will do when we simply write a single line: "return " ? Is there any encoding conversion?<BR><BR></DIV><br><!-- footer --><br><span title="neteasefooter"/><hr/>
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