feat: Change from_dict from staticmethod to classmethod BNCH-17564

end_to_end_tests/golden-record-custom/custom_e2e/models/a_model.py

@@ -1,5 +1,5 @@
 import datetime
-from typing import Any, Dict, List, Optional, Union, cast
+from typing import Any, Dict, List, Optional, Type, TypeVar, Union, cast
 
 import attr
 from dateutil.parser import isoparse
@@ -8,6 +8,8 @@
 from ..models.different_enum import DifferentEnum
 from ..types import UNSET, Unset
 
+T = TypeVar("T", bound="AModel")
+
 
 @attr.s(auto_attribs=True)
 class AModel:
@@ -75,8 +77,8 @@ def to_dict(self) -> Dict[str, Any]:
 
         return field_dict
 
-    @staticmethod
-    def from_dict(src_dict: Dict[str, Any]) -> "AModel":
+    @classmethod
+    def from_dict(cls: Type[T], src_dict: Dict[str, Any]) -> T:
         d = src_dict.copy()
         an_enum_value = AnEnum(d.pop("an_enum_value"))
 
@@ -124,7 +126,7 @@ def _parse_a_camel_date_time(data: Any) -> Union[datetime.datetime, datetime.dat
 
         not_required_not_nullable = d.pop("not_required_not_nullable", UNSET)
 
-        a_model = AModel(
+        a_model = cls(
             an_enum_value=an_enum_value,
             a_camel_date_time=a_camel_date_time,
             a_date=a_date,

end_to_end_tests/golden-record-custom/custom_e2e/models/body_upload_file_tests_upload_post.py

@@ -1,10 +1,12 @@
 from io import BytesIO
-from typing import Any, Dict
+from typing import Any, Dict, Type, TypeVar
 
 import attr
 
 from ..types import File
 
+T = TypeVar("T", bound="BodyUploadFileTestsUploadPost")
+
 
 @attr.s(auto_attribs=True)
 class BodyUploadFileTestsUploadPost:
@@ -24,12 +26,12 @@ def to_dict(self) -> Dict[str, Any]:
 
         return field_dict
 
-    @staticmethod
-    def from_dict(src_dict: Dict[str, Any]) -> "BodyUploadFileTestsUploadPost":
+    @classmethod
+    def from_dict(cls: Type[T], src_dict: Dict[str, Any]) -> T:
         d = src_dict.copy()
         some_file = File(payload=BytesIO(d.pop("some_file")))
 
-        body_upload_file_tests_upload_post = BodyUploadFileTestsUploadPost(
+        body_upload_file_tests_upload_post = cls(
             some_file=some_file,
         )
 

end_to_end_tests/golden-record-custom/custom_e2e/models/free_form_model.py

@@ -1,7 +1,9 @@
-from typing import Any, Dict, List
+from typing import Any, Dict, List, Type, TypeVar
 
 import attr
 
+T = TypeVar("T", bound="FreeFormModel")
+
 
 @attr.s(auto_attribs=True)
 class FreeFormModel:
@@ -17,10 +19,10 @@ def to_dict(self) -> Dict[str, Any]:
 
         return field_dict
 
-    @staticmethod
-    def from_dict(src_dict: Dict[str, Any]) -> "FreeFormModel":
+    @classmethod
+    def from_dict(cls: Type[T], src_dict: Dict[str, Any]) -> T:
         d = src_dict.copy()
-        free_form_model = FreeFormModel()
+        free_form_model = cls()
 
         free_form_model.additional_properties = d
         return free_form_model

end_to_end_tests/golden-record-custom/custom_e2e/models/http_validation_error.py

@@ -1,10 +1,12 @@
-from typing import Any, Dict, List, Union
+from typing import Any, Dict, List, Type, TypeVar, Union
 
 import attr
 
 from ..models.validation_error import ValidationError
 from ..types import UNSET, Unset
 
+T = TypeVar("T", bound="HTTPValidationError")
+
 
 @attr.s(auto_attribs=True)
 class HTTPValidationError:
@@ -28,8 +30,8 @@ def to_dict(self) -> Dict[str, Any]:
 
         return field_dict
 
-    @staticmethod
-    def from_dict(src_dict: Dict[str, Any]) -> "HTTPValidationError":
+    @classmethod
+    def from_dict(cls: Type[T], src_dict: Dict[str, Any]) -> T:
         d = src_dict.copy()
         detail = []
         _detail = d.pop("detail", UNSET)
@@ -38,7 +40,7 @@ def from_dict(src_dict: Dict[str, Any]) -> "HTTPValidationError":
 
             detail.append(detail_item)
 
-        http_validation_error = HTTPValidationError(
+        http_validation_error = cls(
             detail=detail,
         )
 

end_to_end_tests/golden-record-custom/custom_e2e/models/model_with_additional_properties_inlined.py

@@ -1,4 +1,4 @@
-from typing import Any, Dict, List, Union
+from typing import Any, Dict, List, Type, TypeVar, Union
 
 import attr
 
@@ -7,6 +7,8 @@
 )
 from ..types import UNSET, Unset
 
+T = TypeVar("T", bound="ModelWithAdditionalPropertiesInlined")
+
 
 @attr.s(auto_attribs=True)
 class ModelWithAdditionalPropertiesInlined:
@@ -30,12 +32,12 @@ def to_dict(self) -> Dict[str, Any]:
 
         return field_dict
 
-    @staticmethod
-    def from_dict(src_dict: Dict[str, Any]) -> "ModelWithAdditionalPropertiesInlined":
+    @classmethod
+    def from_dict(cls: Type[T], src_dict: Dict[str, Any]) -> T:
         d = src_dict.copy()
         a_number = d.pop("a_number", UNSET)
 
-        model_with_additional_properties_inlined = ModelWithAdditionalPropertiesInlined(
+        model_with_additional_properties_inlined = cls(
             a_number=a_number,
         )
 

end_to_end_tests/golden-record-custom/custom_e2e/models/model_with_additional_properties_inlined_additional_property.py

@@ -1,9 +1,11 @@
-from typing import Any, Dict, List, Union
+from typing import Any, Dict, List, Type, TypeVar, Union
 
 import attr
 
 from ..types import UNSET, Unset
 
+T = TypeVar("T", bound="ModelWithAdditionalPropertiesInlinedAdditionalProperty")
+
 
 @attr.s(auto_attribs=True)
 class ModelWithAdditionalPropertiesInlinedAdditionalProperty:
@@ -23,15 +25,13 @@ def to_dict(self) -> Dict[str, Any]:
 
         return field_dict
 
-    @staticmethod
-    def from_dict(src_dict: Dict[str, Any]) -> "ModelWithAdditionalPropertiesInlinedAdditionalProperty":
+    @classmethod
+    def from_dict(cls: Type[T], src_dict: Dict[str, Any]) -> T:
         d = src_dict.copy()
         extra_props_prop = d.pop("extra_props_prop", UNSET)
 
-        model_with_additional_properties_inlined_additional_property = (
-            ModelWithAdditionalPropertiesInlinedAdditionalProperty(
-                extra_props_prop=extra_props_prop,
-            )
+        model_with_additional_properties_inlined_additional_property = cls(
+            extra_props_prop=extra_props_prop,
         )
 
         model_with_additional_properties_inlined_additional_property.additional_properties = d

end_to_end_tests/golden-record-custom/custom_e2e/models/model_with_additional_properties_refed.py

@@ -1,9 +1,11 @@
-from typing import Any, Dict, List
+from typing import Any, Dict, List, Type, TypeVar
 
 import attr
 
 from ..models.an_enum import AnEnum
 
+T = TypeVar("T", bound="ModelWithAdditionalPropertiesRefed")
+
 
 @attr.s(auto_attribs=True)
 class ModelWithAdditionalPropertiesRefed:
@@ -21,10 +23,10 @@ def to_dict(self) -> Dict[str, Any]:
 
         return field_dict
 
-    @staticmethod
-    def from_dict(src_dict: Dict[str, Any]) -> "ModelWithAdditionalPropertiesRefed":
+    @classmethod
+    def from_dict(cls: Type[T], src_dict: Dict[str, Any]) -> T:
         d = src_dict.copy()
-        model_with_additional_properties_refed = ModelWithAdditionalPropertiesRefed()
+        model_with_additional_properties_refed = cls()
 
         additional_properties = {}
         for prop_name, prop_dict in d.items():

end_to_end_tests/golden-record-custom/custom_e2e/models/model_with_any_json_properties.py

@@ -1,10 +1,12 @@
-from typing import Any, Dict, List, Union, cast
+from typing import Any, Dict, List, Type, TypeVar, Union, cast
 
 import attr
 
 from ..models.model_with_any_json_properties_additional_property import ModelWithAnyJsonPropertiesAdditionalProperty
 from ..types import Unset
 
+T = TypeVar("T", bound="ModelWithAnyJsonProperties")
+
 
 @attr.s(auto_attribs=True)
 class ModelWithAnyJsonProperties:
@@ -31,10 +33,10 @@ def to_dict(self) -> Dict[str, Any]:
 
         return field_dict
 
-    @staticmethod
-    def from_dict(src_dict: Dict[str, Any]) -> "ModelWithAnyJsonProperties":
+    @classmethod
+    def from_dict(cls: Type[T], src_dict: Dict[str, Any]) -> T:
         d = src_dict.copy()
-        model_with_any_json_properties = ModelWithAnyJsonProperties()
+        model_with_any_json_properties = cls()
 
         additional_properties = {}
         for prop_name, prop_dict in d.items():

end_to_end_tests/golden-record-custom/custom_e2e/models/model_with_any_json_properties_additional_property.py

@@ -1,7 +1,9 @@
-from typing import Any, Dict, List
+from typing import Any, Dict, List, Type, TypeVar
 
 import attr
 
+T = TypeVar("T", bound="ModelWithAnyJsonPropertiesAdditionalProperty")
+
 
 @attr.s(auto_attribs=True)
 class ModelWithAnyJsonPropertiesAdditionalProperty:
@@ -17,10 +19,10 @@ def to_dict(self) -> Dict[str, Any]:
 
         return field_dict
 
-    @staticmethod
-    def from_dict(src_dict: Dict[str, Any]) -> "ModelWithAnyJsonPropertiesAdditionalProperty":
+    @classmethod
+    def from_dict(cls: Type[T], src_dict: Dict[str, Any]) -> T:
         d = src_dict.copy()
-        model_with_any_json_properties_additional_property = ModelWithAnyJsonPropertiesAdditionalProperty()
+        model_with_any_json_properties_additional_property = cls()
 
         model_with_any_json_properties_additional_property.additional_properties = d
         return model_with_any_json_properties_additional_property

end_to_end_tests/golden-record-custom/custom_e2e/models/model_with_primitive_additional_properties.py

@@ -1,4 +1,4 @@
-from typing import Any, Dict, List, Union, cast
+from typing import Any, Dict, List, Type, TypeVar, Union, cast
 
 import attr
 
@@ -7,6 +7,8 @@
 )
 from ..types import UNSET, Unset
 
+T = TypeVar("T", bound="ModelWithPrimitiveAdditionalProperties")
+
 
 @attr.s(auto_attribs=True)
 class ModelWithPrimitiveAdditionalProperties:
@@ -28,8 +30,8 @@ def to_dict(self) -> Dict[str, Any]:
 
         return field_dict
 
-    @staticmethod
-    def from_dict(src_dict: Dict[str, Any]) -> "ModelWithPrimitiveAdditionalProperties":
+    @classmethod
+    def from_dict(cls: Type[T], src_dict: Dict[str, Any]) -> T:
         d = src_dict.copy()
         a_date_holder: Union[ModelWithPrimitiveAdditionalPropertiesADateHolder, Unset] = UNSET
         _a_date_holder = d.pop("a_date_holder", UNSET)
@@ -38,7 +40,7 @@ def from_dict(src_dict: Dict[str, Any]) -> "ModelWithPrimitiveAdditionalProperti
                 cast(Dict[str, Any], _a_date_holder)
             )
 
-        model_with_primitive_additional_properties = ModelWithPrimitiveAdditionalProperties(
+        model_with_primitive_additional_properties = cls(
             a_date_holder=a_date_holder,
         )
 

end_to_end_tests/golden-record-custom/custom_e2e/models/model_with_primitive_additional_properties_a_date_holder.py

@@ -1,9 +1,11 @@
 import datetime
-from typing import Any, Dict, List
+from typing import Any, Dict, List, Type, TypeVar
 
 import attr
 from dateutil.parser import isoparse
 
+T = TypeVar("T", bound="ModelWithPrimitiveAdditionalPropertiesADateHolder")
+
 
 @attr.s(auto_attribs=True)
 class ModelWithPrimitiveAdditionalPropertiesADateHolder:
@@ -21,10 +23,10 @@ def to_dict(self) -> Dict[str, Any]:
 
         return field_dict
 
-    @staticmethod
-    def from_dict(src_dict: Dict[str, Any]) -> "ModelWithPrimitiveAdditionalPropertiesADateHolder":
+    @classmethod
+    def from_dict(cls: Type[T], src_dict: Dict[str, Any]) -> T:
         d = src_dict.copy()
-        model_with_primitive_additional_properties_a_date_holder = ModelWithPrimitiveAdditionalPropertiesADateHolder()
+        model_with_primitive_additional_properties_a_date_holder = cls()
 
         additional_properties = {}
         for prop_name, prop_dict in d.items():

end_to_end_tests/golden-record-custom/custom_e2e/models/model_with_union_property.py

@@ -1,11 +1,13 @@
-from typing import Any, Dict, Union
+from typing import Any, Dict, Type, TypeVar, Union
 
 import attr
 
 from ..models.an_enum import AnEnum
 from ..models.an_int_enum import AnIntEnum
 from ..types import UNSET, Unset
 
+T = TypeVar("T", bound="ModelWithUnionProperty")
+
 
 @attr.s(auto_attribs=True)
 class ModelWithUnionProperty:
@@ -34,8 +36,8 @@ def to_dict(self) -> Dict[str, Any]:
 
         return field_dict
 
-    @staticmethod
-    def from_dict(src_dict: Dict[str, Any]) -> "ModelWithUnionProperty":
+    @classmethod
+    def from_dict(cls: Type[T], src_dict: Dict[str, Any]) -> T:
         d = src_dict.copy()
 
         def _parse_a_property(data: Any) -> Union[Unset, AnEnum, AnIntEnum]:
@@ -59,7 +61,7 @@ def _parse_a_property(data: Any) -> Union[Unset, AnEnum, AnIntEnum]:
 
         a_property = _parse_a_property(d.pop("a_property", UNSET))
 
-        model_with_union_property = ModelWithUnionProperty(
+        model_with_union_property = cls(
             a_property=a_property,
         )
 

end_to_end_tests/golden-record-custom/custom_e2e/models/test_inline_objects_json_body.py

@@ -1,9 +1,11 @@
-from typing import Any, Dict, Union
+from typing import Any, Dict, Type, TypeVar, Union
 
 import attr
 
 from ..types import UNSET, Unset
 
+T = TypeVar("T", bound="TestInlineObjectsJsonBody")
+
 
 @attr.s(auto_attribs=True)
 class TestInlineObjectsJsonBody:
@@ -21,12 +23,12 @@ def to_dict(self) -> Dict[str, Any]:
 
         return field_dict
 
-    @staticmethod
-    def from_dict(src_dict: Dict[str, Any]) -> "TestInlineObjectsJsonBody":
+    @classmethod
+    def from_dict(cls: Type[T], src_dict: Dict[str, Any]) -> T:
         d = src_dict.copy()
         a_property = d.pop("a_property", UNSET)
 
-        test_inline_objects_json_body = TestInlineObjectsJsonBody(
+        test_inline_objects_json_body = cls(
             a_property=a_property,
         )