def p_varargslist4(p):
    # def f(a): pass
    # def f((a, b)): pass
    p[0] = ast.arguments(args=[p[1]], defaults=[], vararg=None, kwarg=None)
varargslist : fpdef
dataset/ETHPy150Open nucleic/enaml/enaml/core/parser.py/p_varargslist4