(self)
return CallFunc(chain.from_iterable, self)
Conversion which calls :py:obj:`itertools.chain.from_iterable` on
        self. Returns iterable
Conversion which calls :py:obj:`itertools.chain.from_iterable` on
        self. Returns iterable
Conversion which calls : py : obj : itertools . chain . from_iterable on self . Returns iterable
def flatten(self) -> "Call":
        """Conversion which calls :py:obj:`itertools.chain.from_iterable` on
        self. Returns iterable"""
        return CallFunc(chain.from_iterable, self)
def flatten ( self ) -> "Call" : return CallFunc ( chain . from_iterable , self )