1 """Helper script that contains many utilities.

     2 """

     3 

     4 

     5 __authors__ = [

     6   '"Madhusudan.C.S" <madhusudancs@gmail.com>',

     7   ]

     8 

     9 

    10 from tagging.managers import TaggedItem

    11 

    12 from pytask.taskapp.models import Task

    13 

    14 

    15 def remove_textbook_from_chapter():

    16     """Removes the tag Textbook from Chapter.

    17     """

    18 

    19     tasks = TaggedItem.objects.get_by_model(Task, 'Chapter')

    20     for task in tasks:

    21         tags = task.tags_field.split(',')

    22         retags = []

    23         for tag in tags:

    24             if 'Textbook' not in tag:

    25                 retags.append(tag)

    26         task.tags_field = ', '.join(retags)

    27         task.save()