zip.py

def interleave(string1, string2):
    return "".join(x[0] + x[1] for x in zip(string1, string2))


print(interleave("Brett","McGregor"))
print(interleave("aaa","zzz"))


def triple_and_filter(numbers):
    return [num * 3 for num in numbers if num % 4 == 0]

print(triple_and_filter([1,2,3,4]))



def triple_and_filter(numbers):
    return list(map(lambda y: y * 3, filter(lambda x: x % 4 == 0, numbers)))


print(triple_and_filter([1, 2, 3, 4]))


def extract_full_name(dicts_list):
    return ["".join(x["first"] + " " + x["last"]) for x in dicts_list]



print(extract_full_name([{'first': 'Elie', 'last': 'Schoppik'}, {'first': 'Colt', 'last': 'Steele'}]))