def validate(self):
pc = PublicKey.loads(self.public_key)
ok = sha512(str(
self.public_key).encode()).hexdigest() == self.from_addr
return ok and validate_signature(pc.e, pc.n, self.get_message(),
self.sign)
def get_balance(addr):
blocks = get_blocks()
transactions = sum((x.transactions for x in blocks), [])
amount = 0
for transaction in transactions:
if transaction.from_addr == addr:
amount -= transaction.amount
if transaction.to_addr == addr:
amount += transaction.amount
return amount
f = open('wallet.json', 'r')
wallet = json.loads(f.read())
f.close()
public_key = PublicKey.loads(wallet['public_key'])
private_key = PrivateKey.loads(wallet['private_key'])
address = wallet['address']
print(add_transaction('0' * 64, 1, address, public_key, private_key))
print(get_transactions())
print(mine())
print(get_transactions())
# get_blocks()
print(get_balance(address))
def from_dict(cls, data):
return cls(data['from'], data['to'], data['amount'], data['sign'],
PublicKey.loads(data['public_key']))