sqlalchemy.util.langhelpers.MemoizedSlots

class documentation

class MemoizedSlots: (source)

Known subclasses: sqlalchemy.event.attr.RefCollection, sqlalchemy.orm.attributes.QueryableAttribute, sqlalchemy.orm.interfaces.MapperProperty, sqlalchemy.orm.properties.ColumnProperty.Comparator, sqlalchemy.orm.properties.RelationshipProperty.Comparator, sqlalchemy.orm.session.ORMExecuteState, sqlalchemy.orm.strategies.LazyLoader, sqlalchemy.orm.strategies.SelectInLoader, sqlalchemy.orm.util.AliasedInsp, sqlalchemy.sql.cache_key.SlotsMemoizedHasCacheKey, sqlalchemy.sql.elements.quoted_name, sqlalchemy.sql.selectable.SelectState, sqlalchemy.sql.traversals.TraversalComparatorStrategy, sqlalchemy.sql.visitors.ExternalTraversal

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Apply memoized items to an object using a __getattr__ scheme. This allows the functionality of memoized_property and memoized_instancemethod to be available to a class using __slots__.

Method	`__getattr__`	Undocumented
Class Variable	`__slots__`	Undocumented
Method	`_fallback_getattr`	Undocumented

def __getattr__(self, key: str) -> Any: (source) ¶

overridden in sqlalchemy.orm.attributes.QueryableAttribute, sqlalchemy.orm.attributes.QueryableAttribute

Undocumented

__slots__: tuple = (source) ¶

overridden in sqlalchemy.event.attr.RefCollection, sqlalchemy.orm.attributes.QueryableAttribute, sqlalchemy.orm.interfaces.MapperProperty, sqlalchemy.orm.properties.ColumnProperty.Comparator, sqlalchemy.orm.properties.RelationshipProperty.Comparator, sqlalchemy.orm.session.ORMExecuteState, sqlalchemy.orm.strategies.LazyLoader, sqlalchemy.orm.strategies.SelectInLoader, sqlalchemy.orm.util.AliasedInsp, sqlalchemy.sql.cache_key.SlotsMemoizedHasCacheKey, sqlalchemy.sql.elements.quoted_name, sqlalchemy.sql.selectable.SelectState, sqlalchemy.sql.traversals.TraversalComparatorStrategy, sqlalchemy.sql.visitors.ExternalTraversal

Undocumented

def _fallback_getattr(self, key): (source) ¶

overridden in sqlalchemy.orm.properties.ColumnProperty.Comparator

Undocumented