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Clarify list/set/dict/tuple comprehensions and enforce via flake8 (#6957)

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Ensure good comprehension hygiene using flake8-comprehensions.
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Patrick Cloke 2020-02-21 07:15:07 -05:00 • committed by GitHub
parent 272eee1ae1
commit 509e381afa
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73 changed files with 251 additions and 276 deletions
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13
synapse/storage/data_stores/main/devices.py
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@ -137,7 +137,7 @@ class DeviceWorkerStore(SQLBaseStore):
# get the cross-signing keys of the users in the list, so that we can
# determine which of the device changes were cross-signing keys
users = set(r[0] for r in updates)
users = {r[0] for r in updates}
master_key_by_user = {}
self_signing_key_by_user = {}
for user in users:
@ -446,7 +446,7 @@ class DeviceWorkerStore(SQLBaseStore):
a set of user_ids and results_map is a mapping of
user_id -> device_id -> device_info
"""
user_ids = set(user_id for user_id, _ in query_list)
user_ids = {user_id for user_id, _ in query_list}
user_map = yield self.get_device_list_last_stream_id_for_remotes(list(user_ids))
# We go and check if any of the users need to have their device lists
@ -454,10 +454,9 @@ class DeviceWorkerStore(SQLBaseStore):
users_needing_resync = yield self.get_user_ids_requiring_device_list_resync(
user_ids
)
user_ids_in_cache = (
set(user_id for user_id, stream_id in user_map.items() if stream_id)
- users_needing_resync
)
user_ids_in_cache = {
user_id for user_id, stream_id in user_map.items() if stream_id
} - users_needing_resync
user_ids_not_in_cache = user_ids - user_ids_in_cache
results = {}
@ -604,7 +603,7 @@ class DeviceWorkerStore(SQLBaseStore):
rows = yield self.db.execute(
"get_users_whose_signatures_changed", None, sql, user_id, from_key
)
return set(user for row in rows for user in json.loads(row[0]))
return {user for row in rows for user in json.loads(row[0])}
else:
return set()