For

some_list = [1, 2, 3]

for i in some_list:
    print(i)

for s in 'abc':
    print(s)  # a b c

for x in ['A', 'B', 'C']:
    print(x)
else:
    print('printed_all')

# A B C printed_all

####################################################################
d = {'x': 100, 'y': 200}
for v in d:
    print(v)  # x y

print(d.items())  # dict_items([('x', 100), ('y', 200)])

for k, v in d.items():
    print(k, ':', v)