def __init__(self, name, *args, **kwargs):
# type: (str, *Any, **Any) -> None
super(ModelEvent, self).__init__(name, **kwargs)
self._kwargs = kwargs
self._kwargs.pop('app', None) # don't use app in __reduce__
self._filterargs = args
self.models = WeakSet()
# initialize the filter fields: {field}__{op}
self.filter_fields = {
k: v for k, v in items(kwargs) if '__' in k
}
# optimization: Django: Transition operators require the unchanged
# database fields before saving, a pre_save signal
# handles this, but we want to avoid the extra database hit
# when they are not in use.
self.use_transitions = any('__now_' in k for k in keys(self.filter_fields))
# _filterargs is set by __reduce__ to restore *args
restored_args = kwargs.get('_filterargs') or ()
self._init_attrs(**kwargs)
self._filter_predicate = (
Q(*args + restored_args, **self.filter_fields)
if args or self.filter_fields else _true)
def wrapper(*args, **kwargs):
try:
return f(*args, **kwargs)
except tuple(keys(defaults)) as e:
if logger:
logger.error(e)
return next(
d() if callable(d) else d
for ex_type, d in items(defaults) if isinstance(e, ex_type)
)
def __init__(self, name, *args, **kwargs):
super(ModelEvent, self).__init__(name, **kwargs)
self._kwargs = kwargs
self._filterargs = args
self.models = WeakSet()
# initialize the filter fields: {field}__{op}
self.filter_fields = {
k: v for k, v in items(kwargs) if '__' in k
}
# optimization: Django: Transition operators require the unchanged
# database fields before saving, a pre_save signal
# handles this, but we want to avoid the extra database hit
# when they are not in use.
self.use_transitions = any(
'__now_' in k for k in keys(self.filter_fields),
)
# _filterargs is set by __reduce__ to restore *args
restored_args = kwargs.get('_filterargs') or ()
self._init_attrs(**kwargs)
self._filter_predicate = (
Q(*args + restored_args, **self.filter_fields)
if args or self.filter_fields else _true)
def documented_settings(self):
return {
name for reftype, name in keys(
self.app.env.domaindata['std']['objects'])
if reftype == 'setting'
}
def documented_settings(self):
return {
name
for reftype, name in keys(self.app.env.domaindata['std']
['objects']) if reftype == 'setting'
}