Use new dict merge syntax

Author: Cito

src/graphql/pyutils/merge_kwargs.py

@@ -9,4 +9,4 @@
 
 def merge_kwargs(base_dict: T, **kwargs: Any) -> T:
     """Return arbitrary typed dictionary with some keyword args merged in."""
-    return cast("T", {**cast("dict", base_dict), **kwargs})
+    return cast("T", cast("dict", base_dict) | kwargs)

src/graphql/type/introspection.py

@@ -702,4 +702,4 @@ def is_introspection_type(type_: GraphQLNamedType) -> bool:
 
 
 # register the introspection types to avoid redefinition
-GraphQLNamedType.reserved_types.update(introspection_types)  # type: ignore
+GraphQLNamedType.reserved_types |= introspection_types  # type: ignore

src/graphql/type/scalars.py

@@ -322,4 +322,4 @@ def is_specified_scalar_type(type_: GraphQLNamedType) -> TypeGuard[GraphQLScalar
 
 
 # register the scalar types to avoid redefinition
-GraphQLNamedType.reserved_types.update(specified_scalar_types)  # type: ignore
+GraphQLNamedType.reserved_types |= specified_scalar_types  # type: ignore

src/graphql/utilities/extend_schema.py

@@ -245,9 +245,9 @@ def extend_schema_args(
                 operation_types[operation_type] = self.replace_named_type(original_type)
         # Then, incorporate schema definition and all schema extensions.
         if schema_def:
-            operation_types.update(self.get_operation_types([schema_def]))
+            operation_types |= self.get_operation_types([schema_def])
         if schema_extensions:
-            operation_types.update(self.get_operation_types(schema_extensions))
+            operation_types |= self.get_operation_types(schema_extensions)
 
         # Then produce and return the kwargs for a Schema with these types.
         get_operation = operation_types.get
@@ -372,7 +372,7 @@ def extend_enum_type(self, type_: GraphQLEnumType) -> GraphQLEnumType:
         return GraphQLEnumType(
             **merge_kwargs(
                 kwargs,
-                values={**kwargs["values"], **self.build_enum_value_map(extensions)},
+                values=kwargs["values"] | self.build_enum_value_map(extensions),
                 extension_ast_nodes=kwargs["extension_ast_nodes"] + extensions,
             )
         )

tests/execution/test_defer.py

@@ -195,7 +195,7 @@ async def complete(
 
 
 def modified_args(args: dict[str, Any], **modifications: Any) -> dict[str, Any]:
-    return {**args, **modifications}
+    return args | modifications
 
 
 def describe_execute_defer_directive():

tests/execution/test_stream.py

@@ -145,7 +145,7 @@ async def locked_next():
 
 
 def modified_args(args: dict[str, Any], **modifications: Any) -> dict[str, Any]:
-    return {**args, **modifications}
+    return args | modifications
 
 
 def describe_execute_stream_directive():