Merge two sorted arrays

merge_two_sorted_arrays.py

#  Merge two sorted arrays

def merge_two_arrays(arr1, arr2):
    merged = []
    i = 0
    j = 0
    k = len(arr1)
    m = len(arr2)

    while len(merged) <  (k + m):

        e1 = arr1[i] if i < k else None
        e2 = arr1[j] if j < m else None

        if not e2 or e1 < e2:
            merged.append(e1)
            i+=1

        elif not e1 and e2 < e1 :
            merged.append(e2)
            j+=1

        elif e1 == e2:
            i+=1
            j+=1
            merged.append(e1)
            merged.append(e2)

    return merged

print(merge_two_arrays([1,3,5,8, 9, 10], [2,4,5,6]))