"doc"

def xx(**kw):
    pass

def yy():
    c = yy
    g, h = 1, 2
    xx(a='', b=c.a.d.f, e=5, jj=xx(j=5), f=(g+h))

def zz():
    b = zz
    xx(b=(1, 2, 3), c={ 'a': b}, d=[1, 2, 3], k=(1 < 2))


"doc"

def xx(**kw):
    pass

def yy():
    c = yy
    g, h = 1, 2
    xx(a='', b=c.a.d.f, e=5, jj=xx(j=5), f=(g+h), k=("%s" % "df"))

def zz():
    b = zz
    xx(b=(1, 2, 3), c={ 'a': b}, d=[1, 2, 3], k=(1 < 2))


make test a little harder