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added function create seed bip0039

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This commit is contained in:
Alexey Karyabkin 2018-06-04 17:29:04 +04:00
parent d36f74f08c
commit ce59bd31a7
1 changed files with 8 additions and 2 deletions
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10
pybtc/hdwallet.py
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@ -15,7 +15,8 @@ def create_passphrase(bits=256, language='english'):
entropy = os.urandom(bits // 8) entropy = os.urandom(bits // 8)
mnemonic = create_mnemonic(entropy, language) mnemonic = create_mnemonic(entropy, language)
return ' '.join(mnemonic[::-1]) return ' '.join(mnemonic[::-1])
raise ValueError('Strength should be one of the following [128, 160, 192, 224, 256], but it is not (%d).' % bits) else:
raise ValueError('Strength should be one of the following [128, 160, 192, 224, 256], but it is not (%d).' % bits)
def create_mnemonic(entropy, language='english'): def create_mnemonic(entropy, language='english'):
@ -77,6 +78,11 @@ def mnemonic2bytes(passphrase, language):
fb = unhexlify(ent_hash)[0] fb = unhexlify(ent_hash)[0]
assert (fb >> (8 - chk_sum_bit_len)) & chk_sum assert (fb >> (8 - chk_sum_bit_len)) & chk_sum
return entropy return entropy
raise ValueError('Number of words must be one of the following: [12, 15, 18, 21, 24], but it is not (%d).' % len(mnemonic)) else:
raise ValueError('Number of words must be one of the following: [12, 15, 18, 21, 24], but it is not (%d).' % len(mnemonic))
def create_seed(passphrase, password=''):
return hashlib.pbkdf2_hmac('sha512', password.encode(), passphrase.encode(), 2048)