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Use iter(items|values)

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This commit is contained in:
Erik Johnston 2017-03-24 10:57:02 +00:00
parent 00957d1aa4
commit e71940aa64
3 changed files with 48 additions and 51 deletions
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55
synapse/storage/state.py
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@ -90,7 +90,7 @@ class StateStore(SQLBaseStore):
event_ids,
)
groups = set(event_to_groups.values())
groups = set(event_to_groups.itervalues())
group_to_state = yield self._get_state_for_groups(groups)
defer.returnValue(group_to_state)
@ -108,17 +108,18 @@ class StateStore(SQLBaseStore):
state_event_map = yield self.get_events(
[
ev_id for group_ids in group_to_ids.values()
for ev_id in group_ids.values()
ev_id for group_ids in group_to_ids.itervalues()
for ev_id in group_ids.itervalues()
],
get_prev_content=False
)
defer.returnValue({
group: [
state_event_map[v] for v in event_id_map.values() if v in state_event_map
state_event_map[v] for v in event_id_map.itervalues()
if v in state_event_map
]
for group, event_id_map in group_to_ids.items()
for group, event_id_map in group_to_ids.iteritems()
})
def _have_persisted_state_group_txn(self, txn, state_group):
@ -190,7 +191,7 @@ class StateStore(SQLBaseStore):
"state_key": key[1],
"event_id": state_id,
}
for key, state_id in context.delta_ids.items()
for key, state_id in context.delta_ids.iteritems()
],
)
else:
@ -205,7 +206,7 @@ class StateStore(SQLBaseStore):
"state_key": key[1],
"event_id": state_id,
}
for key, state_id in context.current_state_ids.items()
for key, state_id in context.current_state_ids.iteritems()
],
)
@ -217,7 +218,7 @@ class StateStore(SQLBaseStore):
"state_group": state_group_id,
"event_id": event_id,
}
for event_id, state_group_id in state_groups.items()
for event_id, state_group_id in state_groups.iteritems()
],
)
@ -373,11 +374,11 @@ class StateStore(SQLBaseStore):
" WHERE state_group = ? %s" % (where_clause,),
args
)
results[group].update({
(typ, state_key): event_id
results[group].update(
((typ, state_key), event_id)
for typ, state_key, event_id in txn
if (typ, state_key) not in results[group]
})
)
# If the lengths match then we must have all the types,
# so no need to go walk further down the tree.
@ -414,21 +415,21 @@ class StateStore(SQLBaseStore):
event_ids,
)
groups = set(event_to_groups.values())
groups = set(event_to_groups.itervalues())
group_to_state = yield self._get_state_for_groups(groups, types)
state_event_map = yield self.get_events(
[ev_id for sd in group_to_state.values() for ev_id in sd.values()],
[ev_id for sd in group_to_state.itervalues() for ev_id in sd.itervalues()],
get_prev_content=False
)
event_to_state = {
event_id: {
k: state_event_map[v]
for k, v in group_to_state[group].items()
for k, v in group_to_state[group].iteritems()
if v in state_event_map
}
for event_id, group in event_to_groups.items()
for event_id, group in event_to_groups.iteritems()
}
defer.returnValue({event: event_to_state[event] for event in event_ids})
@ -451,12 +452,12 @@ class StateStore(SQLBaseStore):
event_ids,
)
groups = set(event_to_groups.values())
groups = set(event_to_groups.itervalues())
group_to_state = yield self._get_state_for_groups(groups, types)
event_to_state = {
event_id: group_to_state[group]
for event_id, group in event_to_groups.items()
for event_id, group in event_to_groups.iteritems()
}
defer.returnValue({event: event_to_state[event] for event in event_ids})
@ -568,7 +569,7 @@ class StateStore(SQLBaseStore):
got_all = not (missing_types or types is None)
return {
k: v for k, v in state_dict_ids.items()
k: v for k, v in state_dict_ids.iteritems()
if include(k[0], k[1])
}, missing_types, got_all
@ -627,7 +628,7 @@ class StateStore(SQLBaseStore):
# Now we want to update the cache with all the things we fetched
# from the database.
for group, group_state_dict in group_to_state_dict.items():
for group, group_state_dict in group_to_state_dict.iteritems():
if types:
# We delibrately put key -> None mappings into the cache to
# cache absence of the key, on the assumption that if we've
@ -642,10 +643,10 @@ class StateStore(SQLBaseStore):
else:
state_dict = results[group]
state_dict.update({
(intern_string(k[0]), intern_string(k[1])): v
for k, v in group_state_dict.items()
})
state_dict.update(
((intern_string(k[0]), intern_string(k[1])), v)
for k, v in group_state_dict.iteritems()
)
self._state_group_cache.update(
cache_seq_num,
@ -656,10 +657,10 @@ class StateStore(SQLBaseStore):
# Remove all the entries with None values. The None values were just
# used for bookkeeping in the cache.
for group, state_dict in results.items():
for group, state_dict in results.iteritems():
results[group] = {
key: event_id
for key, event_id in state_dict.items()
for key, event_id in state_dict.iteritems()
if event_id
}
@ -748,7 +749,7 @@ class StateStore(SQLBaseStore):
# of keys
delta_state = {
key: value for key, value in curr_state.items()
key: value for key, value in curr_state.iteritems()
if prev_state.get(key, None) != value
}
@ -788,7 +789,7 @@ class StateStore(SQLBaseStore):
"state_key": key[1],
"event_id": state_id,
}
for key, state_id in delta_state.items()
for key, state_id in delta_state.iteritems()
],
)