<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def user_view_task(self, ):
 """View the task that is selected :returns: None :rtype: None :raises: None """

        if not self.cur_user:
            return
        i = self.user_task_treev.currentIndex()
        item = i.internalPointer()
        if item:
            task = item.internal_data()
            if isinstance(task, djadapter.models.Task):
                self.view_task(task)