Created
March 18, 2015 16:43
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Swap deck_ids in TLEs
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import models | |
from google.appengine.ext import ndb | |
import lib | |
from lib.utils import AsyncBatchUpdateManager | |
from lib.utils import QueryBatchIterator | |
session = models.DBSession.get_by_key_name('9f3cccbe-ee94-4bd6-9ba6-96efb1967ae4') | |
tle_query = models.TimelineEvent.query_ordered_versioned(session, timeline_version=2)\ | |
.filter(models.TimelineEvent.event_type == "loadSlide") | |
# Do updates in batches of 100: | |
mgr = AsyncBatchUpdateManager(batch_size=100) | |
def update_tle(tle): | |
if tle.timeline_version != 2: return | |
if tle.slide_args: | |
if tle.slide_args.deck_id == "bac76cea-bf04-4d7b-b706-1928af584746": | |
tle.puttable() | |
tle.slide_args.deck_id = "4abd5f17-dd8b-42ec-a5e8-d9fecbeebdf9" | |
print tle | |
mgr.put(tle) | |
return | |
QueryBatchIterator.iterate(tle_query, 100, update_tle) | |
# Complete the remaining updates: | |
mgr.complete() | |
# Handle any errors: | |
if mgr.has_errors(): | |
logging.error("clone_initial_version() encountered batch errors for session {}!" % session.opaqueID) | |
for job in mgr.get_jobs_errored(): | |
logging.error(job.future.get_exception()) |
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