From 9403de6894bee8e1cefd78ee87e8ea537a8bb8ae Mon Sep 17 00:00:00 2001 From: DIVYASREE S Date: Thu, 10 Oct 2024 22:46:12 +0530 Subject: [PATCH] Update proof_of_work.py --- blockchain/proof_of_work.py | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/blockchain/proof_of_work.py b/blockchain/proof_of_work.py index 2aa1e8c5a..64ad96efa 100644 --- a/blockchain/proof_of_work.py +++ b/blockchain/proof_of_work.py @@ -1,12 +1,11 @@ import hashlib -import time def proof_of_work(difficulty: int) -> int: """ Simulates a Proof of Work mining process. - The miner must find a nonce such that the hash of the nonce starts + The miner must find a nonce such that the hash of the nonce starts with a specific number of leading zeros (difficulty). Args: @@ -20,13 +19,11 @@ def proof_of_work(difficulty: int) -> int: >>> isinstance(result, int) True """ - prefix = "0" * difficulty + prefix = '0' * difficulty nonce = 0 - start = time.time() # Timing starts while True: hash_result = hashlib.sha256(f"{nonce}".encode()).hexdigest() if hash_result.startswith(prefix): - end = time.time() # Timing ends return nonce nonce += 1