def test_VersatileImageField_picklability(self):
"""
Ensures VersatileImageField instances can be pickled/unpickled.
"""
cPickle.dump(
self.jpg,
open("pickletest.p", "wb")
)
jpg_unpickled = cPickle.load(
open("pickletest.p", "rb")
)
jpg_instance = jpg_unpickled
self.assertEqual(
jpg_instance.image.thumbnail['100x100'].url,
'/media/__sized__/python-logo-thumbnail-100x100.jpg'
)
pickled_state = self.jpg.image.__getstate__()
self.assertEqual(
pickled_state,
{
'_create_on_demand': False,
'_committed': True,
'_file': None,
'name': 'python-logo.jpg',
'closed': False
}
)
def test_VersatileImageField_picklability(self):
"""
Ensure VersatileImageField instances can be pickled/unpickled.
"""
cPickle.dump(
self.jpg,
open("pickletest.p", "wb")
)
jpg_unpickled = cPickle.load(
open("pickletest.p", "rb")
)
jpg_instance = jpg_unpickled
self.assertEqual(
jpg_instance.image.thumbnail['100x100'].url,
'/media/__sized__/python-logo-thumbnail-100x100-70.jpg'
)
pickled_state = self.jpg.image.__getstate__()
self.assertEqual(
pickled_state,
{
'_create_on_demand': False,
'_committed': True,
'_file': None,
'name': 'python-logo.jpg',
'closed': False
}
)
def handle(self, *args, **options):
if not hasattr(settings, 'COMPUTEDFIELDS_MAP'):
raise CommandError('COMPUTEDFIELDS_MAP is not set in settings.py, abort.')
with open(settings.COMPUTEDFIELDS_MAP, 'wb') as f:
graph = ComputedModelsGraph(ComputedFieldsModelType._computed_models)
graph.remove_redundant()
pickle.dump(graph.generate_lookup_map(), f, pickle.HIGHEST_PROTOCOL)
def set(self, key, value, timeout=DEFAULT_TIMEOUT, version=None):
key = self.make_key(key, version=version)
self.validate_key(key)
fname = self._key_to_file(key)
dirname = os.path.dirname(fname)
self._cull()
try:
if not os.path.exists(dirname):
os.makedirs(dirname)
with open(fname, 'wb') as f:
expiry = self.get_backend_timeout(timeout)
pickle.dump(expiry, f, pickle.HIGHEST_PROTOCOL)
pickle.dump(value, f, pickle.HIGHEST_PROTOCOL)
except (IOError, OSError):
pass
def set(self, key, value, timeout=None, version=None):
key = self.make_key(key, version=version)
self.validate_key(key)
fname = self._key_to_file(key)
dirname = os.path.dirname(fname)
if timeout is None:
timeout = self.default_timeout
self._cull()
try:
if not os.path.exists(dirname):
os.makedirs(dirname)
with open(fname, 'wb') as f:
now = time.time()
pickle.dump(now + timeout, f, pickle.HIGHEST_PROTOCOL)
pickle.dump(value, f, pickle.HIGHEST_PROTOCOL)
except (IOError, OSError):
pass
def set(self, key, value, timeout=None, version=None):
key = self.make_key(key, version=version)
self.validate_key(key)
fname = self._key_to_file(key)
dirname = os.path.dirname(fname)
if timeout is None:
timeout = self.default_timeout
self._cull()
try:
if not os.path.exists(dirname):
os.makedirs(dirname)
with open(fname, 'wb') as f:
now = time.time()
pickle.dump(now + timeout, f, pickle.HIGHEST_PROTOCOL)
pickle.dump(value, f, pickle.HIGHEST_PROTOCOL)
except (IOError, OSError):
pass
