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debian-django-cachalot
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Modernizes the manage.py command.

This commit is contained in:
Bertrand Bordage 2016-07-21 10:56:23 +02:00
parent 43b1fa3c2d
commit 72596ac0b1
1 changed files with 18 additions and 15 deletions
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33
cachalot/management/commands/invalidate_cachalot.py
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@ -1,39 +1,42 @@
from optparse import make_option
from django.conf import settings
from django.core.management.base import BaseCommand
from django.apps import apps
from ...api import invalidate
class Command(BaseCommand):
help = 'Invalidates the cache keys set by django-cachalot.'
args = '[app_label[.modelname] [...]]'
option_list = BaseCommand.option_list + (
make_option('-c', '--cache', action='store', dest='cache_alias',
type='choice', choices=list(settings.CACHES.keys()),
help='Cache alias from the CACHES setting.'),
make_option('-d', '--db', action='store', dest='db_alias',
type='choice', choices=list(settings.DATABASES.keys()),
help='Database alias from the DATABASES setting.'),
)
def add_arguments(self, parser):
parser.add_argument('app_label[.model_name]', nargs='*')
parser.add_argument(
'-c', '--cache', action='store', dest='cache_alias',
choices=list(settings.CACHES.keys()),
help='Cache alias from the CACHES setting.')
parser.add_argument(
'-d', '--db', action='store', dest='db_alias',
choices=list(settings.DATABASES.keys()),
help='Database alias from the DATABASES setting.')
def handle(self, *args, **options):
cache_alias = options['cache_alias']
db_alias = options['db_alias']
verbosity = int(options['verbosity'])
labels = options['app_label[.model_name]']
models = []
for arg in args:
for label in labels:
try:
models.extend(apps.get_app_config(arg).get_models())
models.extend(apps.get_app_config(label).get_models())
except LookupError:
app_label = '.'.join(arg.split('.')[:-1])
model_name = arg.split('.')[-1]
app_label = '.'.join(label.split('.')[:-1])
model_name = label.split('.')[-1]
models.append(apps.get_model(app_label, model_name))
cache_str = '' if cache_alias is None else "on cache '%s'" % cache_alias
db_str = '' if db_alias is None else "for database '%s'" % db_alias
keys_str = 'keys for %s models' % len(models) if args else 'all keys'
keys_str = 'keys for %s models' % len(models) if labels else 'all keys'
if verbosity > 0:
self.stdout.write(' '.join(filter(bool, ['Invalidating', keys_str,