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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 link_view(self, view):
 """Link this axis to a ViewBox This makes it so that the axis's domain always matches the visible range in the ViewBox. Parameters view : instance of ViewBox The ViewBox to link. """

        if view is self._linked_view:
            return
        if self._linked_view is not None:
            self._linked_view.scene.transform.changed.disconnect(
                self._view_changed)
        self._linked_view = view
        view.scene.transform.changed.connect(self._view_changed)
        self._view_changed()