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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 _on_mouse_released(self, event):
 """ mouse pressed callback """

        if event.button() == 1 and self._deco:
            cursor = TextHelper(self.editor).word_under_mouse_cursor()
            if cursor and cursor.selectedText():
                self._timer.request_job(
                    self.word_clicked.emit, cursor)