sqlalchemy.orm.strategies.DoNothingLoader

class documentation

class DoNothingLoader(LoaderStrategy): (source)

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Relationship loader that makes no change to the object's state. Compared to NoLoader, this loader does not initialize the collection/attribute to empty/none; the usual default LazyLoader will take effect.

Inherited from LoaderStrategy:

Method __init__ Undocumented
Method __str__ Undocumented
Method create_row_processor Establish row processing functions for a given QueryContext.
Method init_class_attribute Undocumented
Method setup_query Establish column and other state for a given QueryContext.
Class Variable __slots__ Undocumented
Instance Variable is_class_level Undocumented
Instance Variable key Undocumented
Instance Variable parent Undocumented
Instance Variable parent_property Undocumented
Instance Variable strategy_key Undocumented
Instance Variable strategy_opts Undocumented
Class Variable _strategy_keys Undocumented