How do I concatenate two lists in Python?

Question

How do I concatenate two lists in Python?

Example:

listone = [1, 2, 3]
listtwo = [4, 5, 6]

Expected outcome:

>&g         


        

Answer 1

If you want to merge the two lists in sorted form, you can use the merge function from the heapq library.

from heapq import merge

a = [1, 2, 4]
b = [2, 4, 6, 7]

print list(merge(a, b))