Function _explicitize_args

dash/development/base_component.py:493–510

(func)

# This is then checked in the generated init to check if required
# props were provided.
def _explicitize_args(func):
    varnames = func.__code__.co_varnames

    def wrapper(*args, **kwargs):
        if "_explicit_args" in kwargs:
            raise Exception("Variable _explicit_args should not be set.")
        kwargs["_explicit_args"] = list(
            set(list(varnames[: len(args)]) + [k for k, _ in kwargs.items()])
        )
        if "self" in kwargs["_explicit_args"]:
            kwargs["_explicit_args"].remove("self")
        return func(*args, **kwargs)

    new_sig = inspect.signature(wrapper).replace(
        parameters=list(inspect.signature(func).parameters.values())
    )
    wrapper.__signature__ = new_sig  # type: ignore[reportFunctionMemberAccess]
    return wrapper