Script to decode the binary text of the Easterhegg 2018 logo

rabbits-and-byterflies.py

import binascii


rabbit = '''\
      00
     110
    1100
    1100
    101
    001
   100
 11001
 1  00
1000110
11001100101
 010101111100
   00111011110
    0EASTERHEGG
    01110012018
    001111010011
    00 010011101
   010   111001
  001   100111'''


def binlify(s):
    result = 0

    for i, c in enumerate(reversed(s)):
        c = ord(c)
        # Convert ASCII one (or zero) to binary 1 (or 0)
        # Create a large integer with each bit placed left to the previous one
        # This is why we iterate in reverse order
        result |= (c & 1) << i

    return result.to_bytes((result.bit_length() + 7) // 8, 'big')


# Strip text and whitespace
code = rabbit.replace('2018', '').replace('EASTERHEGG', '')
code = code.replace(' ', '').replace('\n', '')

rabbit_bin = binlify(code)

# Why is n2n (short for "nerd2nerd") written is hex?
n2n = binascii.unhexlify(rabbit_bin[:6]).decode()
# Leave the rest as is
wuerzburg = rabbit_bin[6:].decode()

# Add yellow text color with ANSI escape codes
rabbit = rabbit.replace('EASTERHEGG', '\03[33;1mEASTERHEGG\033[0m')
rabbit = rabbit.replace('2018', '\033[33;1m2018\033[0m')

print(rabbit)
print()
print(n2n, wuerzburg)

Result (click me)

      00
     110
    1100
    1100
    101
    001
   100
 11001
 1  00
1000110
11001100101
 010101111100
   00111011110
    0EASTERHEGG
    01110012018
    001111010011
    00 010011101
   010   111001
  001   100111


n2n Würzburg

And here is a really cool visualization of the conversion from binary to hex/text: https://twitter.com/stefanpoertner/status/981912743526662144