declassign_element : ID EQUALS rvalue

def p_declassign_element(self, p):
        'declassign_element : ID EQUALS rvalue'
        assign = Assign(Lvalue(Identifier(p[1], lineno=p.lineno(1)), lineno=p.lineno(1)),
                        p[3], lineno=p.lineno(1))
        p[0] = (p[1], assign)
        p.set_lineno(0, p.lineno(1))