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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 inspect_node(self, node_id):
 """ Retrieve low-level information about a swarm node Args: node_id (string):
 ID of the node to be inspected. Returns: A dictionary containing data about this node. Raises: :py:class:`docker.errors.APIError` If the server returns an error. """

        url = self._url('/nodes/{0}', node_id)
        return self._result(self._get(url), True)