turnarray.py

"""
Turn arrays like this:
+-0°/360°	just print normally
90°/-270°	swap X and Z offsets and reverse iteration direction of inner loop
180°/-180°	reverse both X and Z iteration direction (downwards; start from high corner)
270°/-90°	swap X and Z offsets and reverse iteration direction of outer loop
"""


data = [['0', '1', '2', '3'], ['4', '5', '6', '7'], ['8', '9', 'a', 'b']]

def build(iter):
    board = [[' ' for x in range(4)] for x in range(4)]
    for (dx, dz), (tx, tz) in zip(iterstd(), iter):
        board[tx][tz] = data[dx][dz]
    for line in board:
        for ele in line:
            print(ele, end='')
        print()

def iterstd():
    for x in range(0, 3):
        for z in range(0, 4):
            yield x, z

def iterreverse():
    for x in range(2, -1, -1):
        for z in range(3, -1, -1):
            yield x, z

def iter90():
    for x in range(2, -1, -1):
        for z in range(0, 4):
            yield z, x

def iterp90(): #GeT_PrO90 #hashtag
    for x in range(0, 3):
        for z in range(3, -1, -1):
            yield z, x

print('\tNormal:')
build(iterstd())
print('\t+90°')
build(iter90())
print('\t+180°')
build(iterreverse())
print('\t+270°')
build(iterp90())