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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 get_nodes_positions(self):
 """ Getter method for nodes positions. :return: A dictionary with nodes as keys and positions as values """

        nodes = self.get_nodes()
        output = {}
        for node in nodes:
            output[node[0]] = (float(node[1][consts.Consts.x]), float(node[1][consts.Consts.y]))
        return output