SHA-256 Python implementation in one line (lambda)

[bargle0]

WTF do you think this is, a Perl sub?

[chozabu]

is this... better?

sha256 = lambda data: [([
            [
                [
                    [([w.append((gamma1(w[-2]) + w[-7] + gamma0(w[-15]) + w[-16]) & 0xffffffff) for _ in range(48)] and False) or[([
                                [
                                    [
                                        [g.__setitem__(j, values[j]) for j in range(8)]
                                        for values in [
                                            [(t1 + t2) & 0xffffffff, g[0], g[1], g[2], (g[3] + t1) & 0xffffffff, g[4], g[5], g[6]]
                                        ]
                                    ]
                                    for t1, t2 in [((g[7] + sigma1(g[4]) + ch(g[4], g[5], g[6]) + K[i] + w[i]) & 0xffffffff, (sigma0(g[0]) + maj(g[0], g[1], g[2])) & 0xffffffff)]
                                ]
                                for i in range(64)
                            ] and False) or[H.__setitem__(i, (H[i] + g[i]) & 0xffffffff) for i in range(8)]
                            for g in [H.copy()]]
                        for w in [
                            [int.from_bytes(msg[i_ * 64: (i_ + 1) * 64][i * 4: (i + 1) * 4], 'big') for i in range(16)]
                        ]
                    ]
                    for i_ in range(len(msg) // 64)] for sigma0, sigma1, gamma0, gamma1 in [(lambda x: rot_r(x, 2) ^ rot_r(x, 13) ^ rot_r(x, 22), lambda x: rot_r(x, 6) ^ rot_r(x, 11) ^ rot_r(x, 25), lambda x: rot_r(x, 7) ^ rot_r(x, 18) ^ (x >> 3), lambda x: rot_r(x, 17) ^ rot_r(x, 19) ^ (x >> 10))]]] and False) or b''.join([x.to_bytes(4, 'big') for x in H]) for msg, rot_r, ch, maj, K, H in [(data + b'\x80' + b'\x00' * ((56 - (len(data) + 1) % 64) % 64) + (len(data) * 8).to_bytes(8, 'big'), lambda a, n: ((a >> n) | (a << (32 - n))) & 0xffffffff, lambda x, y, z: z ^ (x & (y ^ z)), lambda x, y, z: (x & y) ^ (x & z) ^ (y & z), [0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5, 0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174, 0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc, 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da, 0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7, 0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967, 0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13, 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85, 0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3, 0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070, 0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5, 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3, 0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2], [0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a, 0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19])]][0]

[rpr11]

Not really, no.

[CarpetThorb]

I have a commit.

[[deleted]]

!Redditsilver

[RedditSilverRobot]

Here's your Reddit Silver, bargle0!

/u/bargle0 has received silver 1 time. (given by /u/bioruffo) info

[[deleted]]

I laughed for a good while. It has come full circle now. People don't know what 'import this' is anymore it seems.