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amankharwal/bitcoin.py Secret

Created January 18, 2021 12:37
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bitcoin.py
def mine(block_number, transactions, previous_hash, prefix_zeros):
prefix_str = '0'*prefix_zeros
for nonce in range(MAX_NONCE):
text = str(block_number) + transactions + previous_hash + str(nonce)
new_hash = SHA256(text)
if new_hash.startswith(prefix_str):
print(f"Yay! Successfully mined bitcoins with nonce value:{nonce}")
return new_hash
raise BaseException(f"Couldn't find correct has after trying {MAX_NONCE} times")
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