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add preloading of not nullable relations (and all chain inbetween)

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collerek
2020-08-07 19:34:17 +02:00
parent 3929dd6d73
commit 8f179f763f
5 changed files with 128 additions and 53 deletions
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12
orm/relations.py
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@ -40,7 +40,7 @@ class RelationshipManager:
self._relations[reverse_key] = get_relation_config('reverse', table_name, field)
def deregister(self, model: 'Model'):
print(f'deregistering {model.__class__.__name__}, {model._orm_id}')
# print(f'deregistering {model.__class__.__name__}, {model._orm_id}')
for rel_type in self._relations.keys():
if model.__class__.__name__.lower() in rel_type.lower():
if model._orm_id in self._relations[rel_type]:
@ -55,11 +55,11 @@ class RelationshipManager:
child, parent = parent, proxy(child)
else:
child = proxy(child)
print(
f'setting up relationship, {parent_id}, {child_id}, '
f'{parent.__class__.__name__}, {child.__class__.__name__}, '
f'{parent.pk if parent.values is not None else None}, '
f'{child.pk if child.values is not None else None}')
# print(
# f'setting up relationship, {parent_id}, {child_id}, '
# f'{parent.__class__.__name__}, {child.__class__.__name__}, '
# f'{parent.pk if parent.values is not None else None}, '
# f'{child.pk if child.values is not None else None}')
parents_list = self._relations[parent_name.lower().title() + '_' + child_name + 's'].setdefault(parent_id, [])
self.append_related_model(parents_list, child)
children_list = self._relations[child_name.lower().title() + '_' + parent_name].setdefault(child_id, [])