def p_varargslist14(p):
    # def f(a=1): pass
    # def f((a,b)=(1,2)): pass
    p[0] = ast.arguments(args=[p[1]], defaults=[p[3]], vararg=None, kwarg=None)
varargslist : fpdef EQUAL test
dataset/ETHPy150Open nucleic/enaml/enaml/core/parser.py/p_varargslist14