Method throw

Lib/_collections_abc.py:370–380

Raise an exception in the generator. Return next yielded value or raise StopIteration.

(self, typ, val=None, tb=None)

    @abstractmethod
    def throw(self, typ, val=None, tb=None):
        """Raise an exception in the generator.
        Return next yielded value or raise StopIteration.
        """
        if val is None:
            if tb is None:
                raise typ
            val = typ()
        if tb is not None:
            val = val.with_traceback(tb)
        raise val

    def close(self):
        """Raise GeneratorExit inside generator.