composition

class F:
 def __init__(f, _f):f._f=_f
 __call__=lambda f,x:f._f(x)
 __matmul__=lambda f,g:F(lambda x:f(g(x)))
 __rmatmul__=lambda f,g:F(g)@f
fm=lambda f:F(lambda x:map(f,x))
p=lambda x:(x.lower(),x)
@F
def u(x):return x[1]

(list @ fm(print@u) @ sorted @ fm(p))("FuNcTiOnAl")