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#!/usr/bin/env python
#
# Copyright 2011 Authors of PyTask.
#
# This file is part of PyTask.
#
# PyTask is free software: you can redistribute it and/or modify it
# under the terms of the GNU Affero General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# PyTask is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
# You should have received a copy of the GNU General Public License
# along with PyTask. If not, see <http://www.gnu.org/licenses/>.
"""Helper script that contains many utilities.
"""
__authors__ = [
'"Madhusudan.C.S" <madhusudancs@gmail.com>',
]
from tagging.managers import TaggedItem
from pytask.taskapp.models import Task
def remove_textbook_from_chapter():
"""Removes the tag Textbook from Chapter.
"""
tasks = TaggedItem.objects.get_by_model(Task, 'Chapter')
for task in tasks:
tags = task.tags_field.split(',')
retags = []
for tag in tags:
if 'Textbook' not in tag:
retags.append(tag)
task.tags_field = ', '.join(retags)
task.save()
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