Method formal_arguments

mypy/types.py:2341–2362

Return a list of the formal arguments of this callable, ignoring *arg and **kwargs. To handle *args and **kwargs, use the 'callable.var_args' and 'callable.kw_args' fields, if they are not None. If you really want to include star args in the yielded output, set the

(self, include_star_args: bool = False)

        return sum(kind.is_positional() for kind in self.arg_kinds)

    def formal_arguments(self, include_star_args: bool = False) -> list[FormalArgument]:
        """Return a list of the formal arguments of this callable, ignoring *arg and **kwargs.

        To handle *args and **kwargs, use the 'callable.var_args' and 'callable.kw_args' fields,
        if they are not None.

        If you really want to include star args in the yielded output, set the
        'include_star_args' parameter to 'True'."""
        args = []
        done_with_positional = False
        for i in range(len(self.arg_types)):
            kind = self.arg_kinds[i]
            if kind.is_named() or kind.is_star():
                done_with_positional = True
            if not include_star_args and kind.is_star():
                continue

            required = kind.is_required()
            pos = None if done_with_positional else i
            arg = FormalArgument(self.arg_names[i], pos, self.arg_types[i], required)
            args.append(arg)
        return args

    def argument_by_name(self, name: str | None) -> FormalArgument | None:
        if name is None: