Method union

lib/sqlalchemy/util/_collections_cy.py:178–181

(self, *other: Iterable[_S])

    # @cython.ccall # cdef function cannot have star argument
    def union(self, *other: Iterable[_S]) -> OrderedSet[Union[_T, _S]]:
        result: OrderedSet[Union[_T, _S]] = self._from_list(list(self._list))
        result.update(*other)
        return result

    def __or__(self, other: AbstractSet[_S]) -> OrderedSet[Union[_T, _S]]:
        return self.union(other)