make pep561 compliant

django-stubs/db/models/aggregates.pyi

@@ -0,0 +1,66 @@
+from django.db.backends.sqlite3.base import DatabaseWrapper
+from django.db.models.fields import Field
+from django.db.models.query_utils import Q
+from django.db.models.sql.compiler import SQLCompiler
+from django.db.models.sql.query import Query
+from typing import (
+    Any,
+    Dict,
+    List,
+    Optional,
+)
+
+
+class Aggregate:
+    def __init__(self, *args, filter = ..., **kwargs) -> None: ...
+    def _get_repr_options(self) -> Dict[str, Q]: ...
+    def as_sql(
+        self,
+        compiler: SQLCompiler,
+        connection: DatabaseWrapper,
+        **extra_context
+    ) -> Any: ...
+    @property
+    def default_alias(self) -> str: ...
+    def get_group_by_cols(self) -> List[Any]: ...
+    def get_source_expressions(self) -> Any: ...
+    def get_source_fields(self) -> Any: ...
+    def resolve_expression(
+        self,
+        query: Query = ...,
+        allow_joins: bool = ...,
+        reuse: None = ...,
+        summarize: bool = ...,
+        for_save: bool = ...
+    ) -> Aggregate: ...
+    def set_source_expressions(self, exprs: Any) -> None: ...
+
+
+class Avg:
+    def _resolve_output_field(self) -> Field: ...
+
+
+class Count:
+    def __init__(
+        self,
+        expression: str,
+        distinct: bool = ...,
+        filter: Optional[Q] = ...,
+        **extra
+    ) -> None: ...
+    def _get_repr_options(self) -> Dict[str, bool]: ...
+    def convert_value(
+        self,
+        value: Optional[int],
+        expression: Count,
+        connection: DatabaseWrapper
+    ) -> int: ...
+
+
+class StdDev:
+    def __init__(self, expression: str, sample: bool = ..., **extra) -> None: ...
+
+
+class Variance:
+    def __init__(self, expression: str, sample: bool = ..., **extra) -> None: ...
+    def _get_repr_options(self) -> Dict[str, bool]: ...