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# Tweak some class variables to stop remote get_parent_map calls asking
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# for or receiving more data than the caller asked for.
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old_flag = SmartServerRepositoryGetParentMap.no_extra_results
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SmartServerRepositoryGetParentMap.no_extra_results = True
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SmartServerRepositoryGetParentMap.no_extra_results = old_flag
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self.addCleanup(reset_values)