Refactor _cache_related_dvr_routers_info_before_interface_removal()
Change from try/except to pop like other methods in the file. Trivialfix Change-Id: I79ce40bff400214de524b869a7c661c6b2ba9e23
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@ -530,17 +530,12 @@ class DVRResourceOperationHandler(object):
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return
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cache_key = (router_id, subnet_id)
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try:
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existing_hosts = self.related_dvr_router_hosts[cache_key]
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except KeyError:
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existing_hosts = set()
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existing_hosts = self.related_dvr_router_hosts.pop(cache_key, set())
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other_hosts = set(self._get_other_dvr_hosts(context, router_id))
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self.related_dvr_router_hosts[cache_key] = existing_hosts | other_hosts
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try:
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existing_routers = self.related_dvr_router_routers[cache_key]
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except KeyError:
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existing_routers = set()
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existing_routers = self.related_dvr_router_routers.pop(cache_key,
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set())
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other_routers = set(self._get_other_dvr_router_ids_connected_router(
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context, router_id))
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self.related_dvr_router_routers[cache_key] = (
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