refactor: remove from build context

Author: adhtruong

polyfactory/factories/pydantic_factory.py

@@ -108,7 +108,6 @@
 
 class PydanticBuildContext(BaseBuildContext):
     factory_use_construct: bool
-    by_name: NotRequired[bool]
 
 
 class PydanticConstraints(Constraints):
@@ -532,7 +531,6 @@ def build(
             kwargs["_build_context"] = PydanticBuildContext(
                 seen_models=set(),
                 factory_use_construct=factory_use_construct,
-                by_name=cls.__by_name__,
             )
 
         processed_kwargs = cls.process_kwargs(**kwargs)
@@ -568,7 +566,7 @@ def _create_model(cls, _build_context: PydanticBuildContext, **kwargs: Any) -> T
             return cls.__model__.model_construct(**kwargs)
 
         # Use model_validate with by_name for Pydantic v2 models when requested
-        if _build_context.get("by_name") and _is_pydantic_v2_model(cls.__model__):
+        if cls.__by_name__ and _is_pydantic_v2_model(cls.__model__):
             return cls.__model__.model_validate(kwargs, by_name=True)  # type: ignore[return-value]
 
         return cls.__model__(**kwargs)
@@ -589,7 +587,6 @@ def coverage(cls, factory_use_construct: bool = False, **kwargs: Any) -> abc.Ite
             kwargs["_build_context"] = PydanticBuildContext(
                 seen_models=set(),
                 factory_use_construct=factory_use_construct,
-                by_name=cls.__by_name__,
             )
 
         for data in cls.process_kwargs_coverage(**kwargs):