from typing import Any, Optional

class User:
    type = ...  # type: Any
    id = ...  # type: Any
    display_name = ...  # type: Any
    def __init__(self, parent: Optional[Any] = ..., id: str = ..., display_name: str = ...) -> None: ...
    def startElement(self, name, attrs, connection): ...
    def endElement(self, name, value, connection): ...
    def to_xml(self, element_name: str = ...): ...