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Terminal 2048 game in 50 lines of Python
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| #!/bin/python3 | |
| from random import choice | |
| from os import system | |
| from readchar import readchar, readkey | |
| from colorama import init | |
| from termcolor import colored | |
| from math import log2 | |
| N = 4 | |
| SEED = [2] * 9 + [4] | |
| FGS = ['white', 'green', 'yellow', 'blue', 'cyan', 'magenta', 'red'] | |
| TERM = (24, 80) | |
| OFFSET = (TERM[0] // 2 - 2, TERM[1] // 2 - 10) | |
| pos = lambda y, x: '\x1b[%d;%dH' % (y, x) | |
| color = lambda i: colored('%4d' % i, FGS[int(log2(i)) % len(FGS)] if i else 'grey') | |
| formatted = lambda m: '\n'.join(pos(y, OFFSET[1]) + ' '.join(color(i) for i in l) for l, y in zip(m, range(OFFSET[0], OFFSET[0] + 4))) | |
| combine = lambda l: ([l[0] * 2] + combine(l[2:]) if l[0] == l[1] else [l[0]] + combine(l[1:])) if len(l) >= 2 else l | |
| expand = lambda l: [l[i] if i < len(l) else 0 for i in range(N)] | |
| merge_left = lambda l: expand(combine(list(filter(bool, list(l))))) | |
| merge_right = lambda l: merge_left(l[::-1])[::-1] | |
| left = lambda m: list(map(merge_left, m)) | |
| right = lambda m: list(map(merge_right, m)) | |
| up = lambda m: list(map(list, zip(*left(zip(*m))))) | |
| down = lambda m: list(map(list, zip(*right(zip(*m))))) | |
| add_num_impl = lambda m, p: m[p[0]].__setitem__(p[1], choice(SEED)) | |
| add_num = lambda m: add_num_impl(m, choice([(x, y) for x in range(N) for y in range(N) if not m[x][y]])) | |
| win = lambda m: 2048 in sum(m, []) | |
| gameover = lambda m: all(m == t(m) for t in trans.values()) | |
| draw = lambda m: system("clear") or print(formatted(m)) | |
| trans = {'a': left, 'd': right, 'w': up, 's': down} | |
| m = [[0] * N for _ in range(N)] | |
| init() | |
| add_num(m) | |
| draw(m) | |
| while True: | |
| while True: | |
| move = readkey() | |
| if move in list(trans.keys()) + ['q']: | |
| break | |
| if move == 'q': | |
| print('Quit!') | |
| break | |
| n = trans[move](m) | |
| if n != m: | |
| add_num(n) | |
| m = n | |
| draw(m) | |
| if win(m): | |
| print(colored('(^_^) You Win!', 'yellow')) | |
| break | |
| elif gameover(m): | |
| print(colored('(＞﹏＜) Game Over!', 'red')) | |
| break |
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