fix: hide some stuff to not polute the main capnp module

Author: dlugoschvincent

capnp/__init__.pyi

@@ -1714,73 +1714,13 @@ def kj_loop() -> AsyncIterator[None]:
     ...
 
 __all__ = [
-    # Schema types
-    "AnyPointerParameter",
-    "AnyPointerType",
-    "Brand",
-    "BrandBinding",
-    "BrandScope",
-    "ConstNode",
-    "DefaultValueReader",
-    "DynamicListReader",
-    "Enumerant",
-    "EnumNode",
-    "EnumType",
-    "FieldNode",
-    "GeneratedModule",
-    "InterfaceMethod",
-    "InterfaceRuntime",
-    "InterfaceSchema",
-    "ListElementType",
-    "ListSchema",
-    "ListType",
-    "NestedNode",
-    "ParameterNode",
-    "SchemaNode",
-    "SchemaParser",
+    # Classes actually exported by the module
+    "AsyncIoStream",
+    "KjException",
     "SchemaLoader",
-    "SlotNode",
-    "SlotRuntime",
-    "StructNode",
-    "StructRuntime",
-    "StructSchema",
-    "StructType",
-    "TypeReader",
-    # Dynamic types
-    "_DynamicListBuilder",
-    "_DynamicListReader",
-    "_DynamicObjectBuilder",
-    "_DynamicObjectReader",
-    "_DynamicStructBuilder",
-    "_DynamicStructReader",
-    "_EnumSchema",
-    "_InterfaceSchema",
-    "_ListSchema",
-    "_SchemaType",
-    "_StructSchema",
-    # RPC types
-    "_Request",
-    "_Response",
-    "_CallContext",
-    "_DynamicCapabilityClient",
-    "_DynamicCapabilityServer",
-    "_CapabilityClient",
-    "_Promise",
-    "_RemotePromise",
-    "_DynamicStructPipeline",
-    "CastableBootstrap",
+    "SchemaParser",
     "TwoPartyClient",
     "TwoPartyServer",
-    "AsyncIoStream",
-    # Message types
-    "_MessageBuilder",
-    "_MallocMessageBuilder",
-    "_PyCustomMessageBuilder",
-    "_MessageReader",
-    "_PackedFdMessageReader",
-    "_StreamFdMessageReader",
-    # Exceptions
-    "KjException",
     # Functions
     "add_import_hook",
     "cleanup_global_schema_parser",