Python program to find Intersection of List Using for Loop

x = [6,8,9,10,[3,6,4],'t','tt','u',5]
y = [8,19,6,[3,6,4],'tt','u','z']
z = []
for i in x:
 for j in y:
    if i == j:
        z.append(i)
        break
print(z)

[6, 8, [3, 6, 4], 'tt', 'u']