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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 prj_view_seq(self, *args, **kwargs):
 """View the, in the prj_seq_tablev selected, sequence. :returns: None :rtype: None :raises: None """

        if not self.cur_prj:
            return
        i = self.prj_seq_tablev.currentIndex()
        item = i.internalPointer()
        if item:
            seq = item.internal_data()
            self.view_seq(seq)