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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 getSolution(self, domains, constraints, vconstraints):
 """ Return one solution for the given problem @param domains: Dictionary mapping variables to their domains @type domains: dict @param constraints: List of pairs of (constraint, variables) @type constraints: list @param vconstraints: Dictionary mapping variables to a list of constraints affecting the given variables. @type vconstraints: dict """

        msg = "%s is an abstract class" % self.__class__.__name__
        raise NotImplementedError(msg)