permutation and combination code in python

1# A Python program to print all  
2# combinations of a given length  
3from itertools import combinations  
4  
5# Get all combinations of [1, 2, 3]  
6# and length 2  
7comb = combinations([1, 2, 3], 2)  
8  
9# Print the obtained combinations  
10for i in list(comb):  
11    print (i) 
12

1# A Python program to print all  
2# permutations of given length  
3from itertools import permutations  
4  
5# Get all permutations of length 2  
6# and length 2  
7perm = permutations([1, 2, 3], 2)  
8  
9# Print the obtained permutations  
10for i in list(perm):  
11    print (i)  
12

1from itertools import permutations
2from itertools import combinations