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bulk_get_subscriber_emails: Use .values() to substantially improve performance.

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(imported from commit b37738d670930cdf65687a8526d8a8f47835b42b)
This commit is contained in:
Tim Abbott
2013-10-02 12:40:49 -04:00
parent 382dd64ce9
commit 1eeb808a79
1 changed files with 2 additions and 2 deletions
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4
zerver/lib/actions.py
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@@ -644,11 +644,11 @@ def bulk_get_subscriber_emails(streams, user_profile):
recipient__type=Recipient.STREAM, recipient__type=Recipient.STREAM,
recipient__type_id__in=[stream.id for stream in target_streams], recipient__type_id__in=[stream.id for stream in target_streams],
user_profile__is_active=True, user_profile__is_active=True,
active=True).only("user_profile__email", "recipient__type_id") active=True).values("user_profile__email", "recipient__type_id")
result = dict((stream.id, []) for stream in streams) result = dict((stream.id, []) for stream in streams)
for sub in subscriptions: for sub in subscriptions:
result[sub.recipient.type_id].append(sub.user_profile.email) result[sub["recipient__type_id"]].append(sub["user_profile__email"])
return result return result