(self, *deps)
return S.Zero, self.args
Returns a tuple (coeff, args) where self is treated as an Add and coeff
        is the Number term and args is a tuple of all other terms.

        Examples
        ========

        >>> from sympy.abc import x
        >>> (7 + 3*x).as_coeff_add()
        (7, (3*x,))
        >>> (7*x).as_coeff_add()
        (0, (7*x,))
Returns a tuple (coeff, args) where self is treated as an Add and coeff
        is the Number term and args is a tuple of all other terms.
Returns a tuple ( coeff args ) where self is treated as an Add and coeff is the Number term and args is a tuple of all other terms .
def as_coeff_add(self, *deps):
        """
        Returns a tuple (coeff, args) where self is treated as an Add and coeff
        is the Number term and args is a tuple of all other terms.

        Examples
        ========

        >>> from sympy.abc import x
        >>> (7 + 3*x).as_coeff_add()
        (7, (3*x,))
        >>> (7*x).as_coeff_add()
        (0, (7*x,))
        """
        if deps:
            l1 = []
            l2 = []
            for f in self.args:
                if f.has(*deps):
                    l2.append(f)
                else:
                    l1.append(f)
            return self._new_rawargs(*l1), tuple(l2)
        coeff, notrat = self.args[0].as_coeff_add()
        if coeff is not S.Zero:
            return coeff, notrat + self.args[1:]
        return S.Zero, self.args
def as_coeff_add ( self , * deps ) : if deps : l1 = [ ] l2 = [ ] for f in self . args : if f . has ( * deps ) : l2 . append ( f ) else : l1 . append ( f ) return self . _new_rawargs ( * l1 ) , tuple ( l2 ) coeff , notrat = self . args [ 0 ] . as_coeff_add ( ) if coeff is not S . Zero : return coeff , notrat + self . args [ 1 : ] return S . Zero , self . args