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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 reset(self):
 """Reset the solver, removing any current solve."""

        if not self.request_list.conflict:
            phase = _ResolvePhase(self.request_list.requirements, solver=self)
            self.pr("resetting...")
            self._init()
            self._push_phase(phase)