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from typing import Any, ClassVar
from django.db.models.expressions import Func
from django.db.models.fields import IntegerField
from django.db.models.functions.mixins import FixDurationInputMixin, NumericOutputFieldMixin
class Aggregate(Func):
filter_template: str
filter: Any
allow_distinct: bool
empty_result_set_value: int | None
def __init__(self, *expressions: Any, distinct: bool = False, filter: Any | None = None, **extra: Any) -> None: ...
class Avg(FixDurationInputMixin, NumericOutputFieldMixin, Aggregate): ...
class Count(Aggregate):
output_field: ClassVar[IntegerField]
class Max(Aggregate): ...
class Min(Aggregate): ...
class StdDev(NumericOutputFieldMixin, Aggregate): ...
class Sum(FixDurationInputMixin, Aggregate): ...
class Variance(NumericOutputFieldMixin, Aggregate): ...
__all__ = ["Aggregate", "Avg", "Count", "Max", "Min", "StdDev", "Sum", "Variance"]
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