(self, **kw_args)
Either removes the brackets or enables complex computations
        in its arguments.

        Examples
        ========

        >>> from sympy.physics.secondquant import NO, Fd, F
        >>> from textwrap import fill
        >>> from sympy import symbols, Dummy
        >>> p,q = symbols('p,q', cls=Dummy)
        >>> print(fill(str(NO(Fd(p)*F(q)).doit())))
        KroneckerDelta(_a, _p)*KroneckerDelta(_a,
        _q)*CreateFermion(_a)*AnnihilateFermion(_a) + KroneckerDelta(_a,
        _p)*KroneckerDelta(_i, _q)*CreateFermion(_a)*AnnihilateFermion(_i) -
        KroneckerDelta(_a, _q)*KroneckerDelta(_i,
        _p)*AnnihilateFermion(_a)*CreateFermion(_i) - KroneckerDelta(_i,
        _p)*KroneckerDelta(_i, _q)*AnnihilateFermion(_i)*CreateFermion(_i)
Either removes the brackets or enables complex computations
        in its arguments.
Either removes the brackets or enables complex computations in its arguments .
def doit(self, **kw_args):
        """
        Either removes the brackets or enables complex computations
        in its arguments.

        Examples
        ========

        >>> from sympy.physics.secondquant import NO, Fd, F
        >>> from textwrap import fill
        >>> from sympy import symbols, Dummy
        >>> p,q = symbols('p,q', cls=Dummy)
        >>> print(fill(str(NO(Fd(p)*F(q)).doit())))
        KroneckerDelta(_a, _p)*KroneckerDelta(_a,
        _q)*CreateFermion(_a)*AnnihilateFermion(_a) + KroneckerDelta(_a,
        _p)*KroneckerDelta(_i, _q)*CreateFermion(_a)*AnnihilateFermion(_i) -
        KroneckerDelta(_a, _q)*KroneckerDelta(_i,
        _p)*AnnihilateFermion(_a)*CreateFermion(_i) - KroneckerDelta(_i,
        _p)*KroneckerDelta(_i, _q)*AnnihilateFermion(_i)*CreateFermion(_i)
        """
        if kw_args.get("remove_brackets", True):
            return self._remove_brackets()
        else:
            return self.__new__(type(self), self.args[0].doit(**kw_args))
def doit ( self , * * kw_args ) : if kw_args . get ( "remove_brackets" , True ) : return self . _remove_brackets ( ) else : return self . __new__ ( type ( self ) , self . args [ 0 ] . doit ( * * kw_args ) )