d = {
    "one":
        {"one":1,
        "two":2,
        "three":3},
    "two":
        {"four":4,
        "five":5,
        "six":6}
}

for i,i2 in (d.items ()):
    print (i)
    for i3,i4 in i2.items() :
        print (f"- {i3} {i4}")
tpl = ((1,2), (3,4), (5,6))
for t,t2 in tpl:
    print (t , t2)