def set(self, state, value, initiator):
if initiator is self:
return
collection_history = self._modified_event(state)
if _state_has_identity(state):
old_collection = list(self.get(state))
else:
old_collection = []
collection_history.replace(old_collection, value)
def _set_iterable(self, state, dict_, iterable, adapter=None):
collection_history = self._modified_event(state, dict_)
new_values = list(iterable)
if _state_has_identity(state):
old_collection = list(self.get(state, dict_))
else:
old_collection = []
collections.bulk_replace(new_values, DynCollectionAdapter(self, state, old_collection), DynCollectionAdapter(self, state, new_values))
def _set_iterable(self, state, dict_, iterable, adapter=None):
collection_history = self._modified_event(state, dict_)
new_values = list(iterable)
if _state_has_identity(state):
old_collection = list(self.get(state, dict_))
else:
old_collection = []
collections.bulk_replace(new_values, DynCollectionAdapter(self, state, old_collection), DynCollectionAdapter(self, state, new_values))
def class_level_loader(self, state, options=None, path=None):
if not mapperutil._state_has_identity(state):
return None
localparent = mapper._state_mapper(state)
# adjust for the PropertyLoader associated with the instance
# not being our own PropertyLoader.
# TODO: this may no longer be relevant without entity_name
prop = localparent.get_property(self.key)
if prop is not self.parent_property:
return prop._get_strategy(LazyLoader).setup_loader(state)
return LoadLazyAttribute(state, self.key, options, path)
def class_level_loader(self, state, props=None):
if not mapperutil._state_has_identity(state):
return None
localparent = mapper._state_mapper(state)
# adjust for the ColumnProperty associated with the instance
# not being our own ColumnProperty.
# TODO: this may no longer be relevant without entity_name.
prop = localparent.get_property(self.key)
if prop is not self.parent_property:
return prop._get_strategy(DeferredColumnLoader).setup_loader(state)
return LoadDeferredColumns(state, self.key, props)
def class_level_loader(self, state, options=None, path=None):
if not mapperutil._state_has_identity(state):
return None
localparent = mapper._state_mapper(state)
# adjust for the PropertyLoader associated with the instance
# not being our own PropertyLoader.
# TODO: this may no longer be relevant without entity_name
prop = localparent.get_property(self.key)
if prop is not self.parent_property:
return prop._get_strategy(LazyLoader).setup_loader(state)
return LoadLazyAttribute(state, self.key, options, path)
def class_level_loader(self, state, props=None):
if not mapperutil._state_has_identity(state):
return None
localparent = mapper._state_mapper(state)
# adjust for the ColumnProperty associated with the instance
# not being our own ColumnProperty.
# TODO: this may no longer be relevant without entity_name.
prop = localparent.get_property(self.key)
if prop is not self.parent_property:
return prop._get_strategy(DeferredColumnLoader).setup_loader(state)
return LoadDeferredColumns(state, self.key, props)
def _class_level_loader(self, state):
if not mapperutil._state_has_identity(state):
return None
return LoadLazyAttribute(state, self.key)
def _class_level_loader(self, state):
if not mapperutil._state_has_identity(state):
return None
return LoadDeferredColumns(state, self.key)
def _class_level_loader(self, state):
if not mapperutil._state_has_identity(state):
return None
return LoadLazyAttribute(state, self.key)
def _class_level_loader(self, state):
if not mapperutil._state_has_identity(state):
return None
return LoadDeferredColumns(state, self.key)
