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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 eval_constraints(self, constraints):
 """Returns whether the constraints is satisfied trivially by using the last model."""

        # eval_ast is concretizing symbols and evaluating them, this can raise
        # exceptions.
        try:
            return all(self.eval_ast(c) for c in constraints)
        except errors.ClaripyZeroDivisionError:
            return False