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# RemovedInDjango70Warning: When the deprecation ends, remove completely.
import warnings
from django.utils.deprecation import RemovedInDjango61Warning, RemovedInDjango70Warning
# RemovedInDjango61Warning.
class _DeprecatedOrdering:
def __init__(self, *expressions, ordering=(), order_by=(), **extra):
if ordering:
warnings.warn(
"The ordering argument is deprecated. Use order_by instead.",
category=RemovedInDjango61Warning,
stacklevel=2,
)
if order_by:
raise TypeError("Cannot specify both order_by and ordering.")
order_by = ordering
super().__init__(*expressions, order_by=order_by, **extra)
# RemovedInDjango70Warning.
# RemovedInDjango61Warning: When the deprecation ends, replace with:
# class OrderableAggMixin:
class OrderableAggMixin(_DeprecatedOrdering):
allow_order_by = True
def __init_subclass__(cls, /, *args, **kwargs):
warnings.warn(
"OrderableAggMixin is deprecated. Use Aggregate and allow_order_by "
"instead.",
category=RemovedInDjango70Warning,
stacklevel=1,
)
super().__init_subclass__(*args, **kwargs)
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