Update django.core.serializers for Django 5.2 (#2614)

Signed-off-by: SaJH <[email protected]>
Co-authored-by: sobolevn <[email protected]>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

Author: 3 people

django-stubs/core/serializers/json.pyi

@@ -1,16 +1,17 @@
 import json
-from collections.abc import Iterator
-from typing import IO, Any
+from typing import Any, TypeAlias
 
-from django.core.serializers.base import DeserializedObject
+import _typeshed
+from django.core.serializers.python import Deserializer as PythonDeserializer
 from django.core.serializers.python import Serializer as PythonSerializer
 
+_DeserializerInput: TypeAlias = _typeshed.SupportsRead[bytes | str] | bytes | str
+
 class Serializer(PythonSerializer):
     json_kwargs: dict[str, Any]
 
-def Deserializer(
-    stream_or_string: IO[bytes] | IO[str] | bytes | str, **options: Any
-) -> Iterator[DeserializedObject]: ...
+class Deserializer(PythonDeserializer):
+    def __init__(self, stream_or_string: _DeserializerInput, **options: Any) -> None: ...
 
 class DjangoJSONEncoder(json.JSONEncoder):
     allow_nan: bool

django-stubs/core/serializers/jsonl.pyi

@@ -1,12 +1,11 @@
-from collections.abc import Iterator
-from typing import IO, Any
+from typing import Any
 
-from django.core.serializers.base import DeserializedObject
+from django.core.serializers.json import _DeserializerInput
+from django.core.serializers.python import Deserializer as PythonDeserializer
 from django.core.serializers.python import Serializer as PythonSerializer
 
 class Serializer(PythonSerializer):
     json_kwargs: dict[str, Any]
 
-def Deserializer(
-    stream_or_string: IO[bytes] | IO[str] | bytes | str, **options: Any
-) -> Iterator[DeserializedObject]: ...
+class Deserializer(PythonDeserializer):
+    def __init__(self, stream_or_string: _DeserializerInput, **options: Any) -> None: ...

django-stubs/core/serializers/python.pyi

@@ -1,14 +1,19 @@
-from collections.abc import Iterator
+from collections.abc import Iterable
 from typing import Any
 
 from django.core.serializers import base
-from django.core.serializers.base import DeserializedObject
 from django.db.models.base import Model
 
 class Serializer(base.Serializer):
     objects: list[Any]
     def get_dump_object(self, obj: Model) -> dict[str, Any]: ...
 
-def Deserializer(
-    object_list: list[dict[str, Any]], *, using: str = "default", ignorenonexistent: bool = False, **options: Any
-) -> Iterator[DeserializedObject]: ...
+class Deserializer(base.Deserializer):
+    def __init__(
+        self,
+        object_list: Iterable[dict[str, Any]],
+        *,
+        using: str = ...,
+        ignorenonexistent: bool = False,
+        **options: Any,
+    ) -> None: ...

django-stubs/core/serializers/pyyaml.pyi

@@ -1,7 +1,6 @@
-from collections.abc import Iterator
 from typing import IO, Any
 
-from django.core.serializers.base import DeserializedObject
+from django.core.serializers.base import Deserializer as PythonDeserializer
 from django.core.serializers.python import Serializer as PythonSerializer
 from django.db.models.fields import Field
 from yaml import CSafeDumper as SafeDumper
@@ -17,6 +16,5 @@ class Serializer(PythonSerializer):
     def end_serialization(self) -> None: ...
     def getvalue(self) -> Any: ...
 
-def Deserializer(
-    stream_or_string: bytes | str | IO[bytes] | IO[str], **options: Any
-) -> Iterator[DeserializedObject]: ...
+class Deserializer(PythonDeserializer):
+    def __init__(self, stream_or_string: bytes | str | IO[bytes] | IO[str], **options: Any) -> None: ...

scripts/stubtest/allowlist_todo_django52.txt

@@ -80,10 +80,6 @@ django.core.handlers.wsgi.LimitedStream.readline
 django.core.management.commands.shell.Command.get_auto_imports
 django.core.management.commands.shell.Command.get_namespace
 django.core.management.utils.run_formatters
-django.core.serializers.json.Deserializer
-django.core.serializers.jsonl.Deserializer
-django.core.serializers.python.Deserializer
-django.core.serializers.pyyaml.Deserializer
 django.db.backends.base.features.BaseDatabaseFeatures.rounds_to_even
 django.db.backends.base.features.BaseDatabaseFeatures.supports_tuple_lookups
 django.db.backends.base.schema.BaseDatabaseSchemaEditor.sql_pk_constraint