miner.py

import hashlib

NONCE_LIMIT = 100000000000

zeroes = 4

def mine (block_number, transactions, previous_hash):
    for nonce in range (NONCE_LIMIT) :
        base_text = str(block_number) + transactions + previous_hash + str(nonce)
        hash_try = hashlib.sha256 (base_text.encode()).hexdigest ()
        if hash_try.startswith('0' * zeroes):
            print (f"Found Hash With Nonce: {nonce}")
            return hash_try

    return -1

block_number = 24
transactions = "76123cc21149"
previous_hash = "876de8756b967c87"

# combined_text = str(block_number) + transactions + previous_hash + str(78)
# print(hashlib.sha256(combined_text.encode()).hexdigest())

mine(block_number, transactions, previous_hash)