Function check_final_member

mypy/checkmember.py:659–664

Give an error if the name being assigned was declared as final.

(name: str, info: TypeInfo, msg: MessageBuilder, ctx: Context)

def check_final_member(name: str, info: TypeInfo, msg: MessageBuilder, ctx: Context) -> None:
    """Give an error if the name being assigned was declared as final."""
    for base in info.mro:
        sym = base.names.get(name)
        if sym and is_final_node(sym.node):
            msg.cant_assign_to_final(name, attr_assign=True, ctx=ctx)


def analyze_descriptor_access(descriptor_type: Type, mx: MemberContext) -> Type: