inp = ('Бананы', [1, 2], ('Stepik',), 'Яблоки', '', 'Макароны', 5, True)
for i, v in enumerate(filter(lambda x: x and isinstance(x, str), inp)):
print(i,v)
aW5wID0gKCfQkdCw0L3QsNC90YsnLCBbMSwgMl0sICgnU3RlcGlrJywpLCAn0K/QsdC70L7QutC4JywgJycsICfQnNCw0LrQsNGA0L7QvdGLJywgNSwgVHJ1ZSkKZm9yIGksIHYgaW4gZW51bWVyYXRlKGZpbHRlcihsYW1iZGEgeDogeCBhbmQgaXNpbnN0YW5jZSh4LCBzdHIpLCBpbnApKToKCXByaW50KGksdik=