def p_sens_egde_paren(self, p):
        'senslist : AT LPAREN edgesigs RPAREN'
        p[0] = SensList(p[3], lineno=p.lineno(1))
        p.set_lineno(0, p.lineno(1))
def p_sens_egde_paren ( self , p ) : p [ 0 ] = SensList ( p [ 3 ] , lineno = p . lineno ( 1 ) ) p . set_lineno ( 0 , p . lineno ( 1 ) )
senslist : AT LPAREN edgesigs RPAREN