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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 parameterSpace( self ):
 """Return the parameter space of the experiment as a list of dicts, with each dict mapping each parameter name to a value. :returns: the parameter space as a list of dicts"""

        ps = self.parameters()
        if len(ps) == 0:
            return []
        else:
            return self._crossProduct(ps)