From 76921a28417c4714f0edcdc135771d15b61b6cc9 Mon Sep 17 00:00:00 2001 From: Yusur Princeps Date: Fri, 15 Aug 2025 12:08:03 +0200 Subject: [PATCH] parent_children() now uses lazy='selectin' --- src/suou/sqlalchemy.py | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/src/suou/sqlalchemy.py b/src/suou/sqlalchemy.py index b297352..0b4b66b 100644 --- a/src/suou/sqlalchemy.py +++ b/src/suou/sqlalchemy.py @@ -204,7 +204,7 @@ def age_pair(*, nullable: bool = False, **ka) -> tuple[Column, Column]: return (date_col, acc_col) -def parent_children(keyword: str, /, **kwargs): +def parent_children(keyword: str, /, *, lazy: str = 'selectin', **kwargs): """ Self-referential one-to-many relationship pair. Parent comes first, children come later. @@ -214,13 +214,15 @@ def parent_children(keyword: str, /, **kwargs): Additional keyword arguments can be sourced with parent_ and child_ argument prefixes, obviously. + + CHANGED 0.5.0: the both relationship()s use lazy='selectin' attribute now by default. """ parent_kwargs = kwargs_prefix(kwargs, 'parent_') child_kwargs = kwargs_prefix(kwargs, 'child_') - parent = Incomplete(relationship, Wanted(lambda o, n: o.__name__), back_populates=f'child_{keyword}s', **parent_kwargs) - child = Incomplete(relationship, Wanted(lambda o, n: o.__name__), back_populates=f'parent_{keyword}', **child_kwargs) + parent = Incomplete(relationship, Wanted(lambda o, n: o.__name__), back_populates=f'child_{keyword}s', lazy=lazy, **parent_kwargs) + child = Incomplete(relationship, Wanted(lambda o, n: o.__name__), back_populates=f'parent_{keyword}', lazy=lazy, **child_kwargs) return parent, child