initial commit

django/db/backends/base/validation.pyi

@@ -0,0 +1,11 @@
+from django.db.backends.base.base import BaseDatabaseWrapper
+from django.db.models.fields import Field
+from typing import (
+    Any,
+    List,
+)
+
+
+class BaseDatabaseValidation:
+    def __init__(self, connection: BaseDatabaseWrapper) -> None: ...
+    def check_field(self, field: Field, **kwargs) -> List[Any]: ...