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Fixed migration 0015 for tasks that have no segments (in case of creating task process was terminated for example) #416

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Apr 22, 2019
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Fixed migration 0015 for tasks that have no segments (in case of creating task process was terminated for example) #416

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5 changes: 3 additions & 2 deletions cvat/apps/engine/migrations/0015_db_redesign_20190217.py
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Original file line number Diff line number Diff line change
Expand Up @@ -10,8 +10,9 @@ def set_segment_size(apps, schema_editor):
Task = apps.get_model('engine', 'Task')
for task in Task.objects.all():
segment = task.segment_set.first()
task.segment_size = segment.stop_frame - segment.start_frame + 1
task.save()
if segment:
task.segment_size = segment.stop_frame - segment.start_frame + 1
task.save()

class Migration(migrations.Migration):

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