v_1 = 7
# print(v_1)
# print(type(v_1))

l_1 = [10, 5, 15, 7]
l_2 = [val1 * val2 for val1 in l_1 for val2 in l_1]

# print(l_2)

d_1 = {'cols': ['red', 'yellow'], 'fruits': ['apple', 'pear'], 'nums': [1, 2, 3]}
print(d_1['cols'][1])