Step-by-Step implementation of the SHA-256 algorithm in Python

01 init.ipynb

02 prep.ipynb

03 calc.ipynb

04 val.ipynb

anim01 compression a.ipynb

word_length = 32

message_schedule = [str(full_message[i:i+word_length]) for i in range(0, len(full_message), word_length)]

for i in range(16, 64):

        time.sleep(2)

        clear_output(wait=True)

        word1 = message_schedule[i - 2]
        word2 = message_schedule[i - 7]
        word3 = message_schedule[i - 15]
        word4 = message_schedule[i - 16]

        print('Loop #%i' % (i - 16))
        print('Pos ' + str(i - 16).zfill(2) + ': ' + message_schedule[i - 16] + ' > word4\t = ' + word4)
        print('Pos ' + str(i - 15).zfill(2) + ': ' + message_schedule[i - 15] + ' > sigma0(word3) = ' + bin(int(sigma0(word3), 2))[2:].zfill(32))
        print('Pos ' + str(i - 14).zfill(2) + ': ' + message_schedule[i - 14])
        print('Pos ' + str(i - 13).zfill(2) + ': ' + message_schedule[i - 13])
        print('Pos ' + str(i - 12).zfill(2) + ': ' + message_schedule[i - 12])
        print('Pos ' + str(i - 11).zfill(2) + ': ' + message_schedule[i - 11])
        print('Pos ' + str(i - 10).zfill(2) + ': ' + message_schedule[i - 10])
        print('Pos ' + str(i - 9).zfill(2) + ': ' + message_schedule[i - 9])
        print('Pos ' + str(i - 8).zfill(2) + ': ' + message_schedule[i - 8])
        print('Pos ' + str(i - 7).zfill(2) + ': ' + message_schedule[i - 7] + ' > word2\t = ' + word2)
        print('Pos ' + str(i - 6).zfill(2) + ': ' + message_schedule[i - 6])
        print('Pos ' + str(i - 5).zfill(2) + ': ' + message_schedule[i - 5])
        print('Pos ' + str(i - 4).zfill(2) + ': ' + message_schedule[i - 4])
        print('Pos ' + str(i - 3).zfill(2) + ': ' + message_schedule[i - 3])
        print('Pos ' + str(i - 2).zfill(2) + ': ' + message_schedule[i - 2] + ' > sigma1(word1) = '+ bin(int(sigma1(word1), 2))[2:].zfill(32))
        print('Pos ' + str(i - 1).zfill(2) + ': ' + message_schedule[i - 1])

        new_word = ( \
                int(sigma1(word1), 2) + \
                int(word2, 2) + \
                int(sigma0(word3), 2) + \
                int(word4, 2)) & \
                int('11111111111111111111111111111111', 2)

        print()
        print('\t\t\t\t\t\t       AND 11111111111111111111111111111111')
        print()
        print('\t\t\t\t\t\tnew word = ' + bin(new_word)[2:].zfill(32))

        message_schedule.append(bin(new_word)[2:].zfill(32))

anim02 compression b.ipynb

anim03 finalisation.ipynb

Hello, i got message that this notebook is invalid. I can not open it in jupyter.
Thanks for your help!

Edit: now I put the lines manually in jupyter but after loop #47 i got following message:

Can you fix it please? Thanks