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from django.core.management.base import NoArgsCommand
from django.db import transaction
from askbot import models
from askbot.utils.console import ProgressBar
from askbot.conf import settings as askbot_settings
import sys
class Command(NoArgsCommand):
def handle_noargs(self, **options):
tags = models.Tag.objects.all()
message = 'Searching for unused tags:'
total = tags.count()
tags = tags.iterator()
deleted_tags = list()
for tag in ProgressBar(tags, total, message):
if not tag.threads.exists():
deleted_tags.append(tag.name)
tag.delete()
if deleted_tags:
found_count = len(deleted_tags)
if found_count == 1:
print "Found an unused tag %s" % deleted_tags[0]
else:
sys.stdout.write("Found %d unused tags" % found_count)
if found_count > 50:
print ", first 50 are:",
print ', '.join(deleted_tags[:50]) + '.'
else:
print ": " + ', '.join(deleted_tags) + '.'
print "Deleted."
else:
print "Did not find any."
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