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Miner improvement: use multiprocessing instead of threading #5

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Miner improvement: use multiprocessing instead of threading #5

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12 changes: 7 additions & 5 deletions miner.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,9 @@
import random
import string
import sqlite3
import threading
import multiprocessing

NUM_CPUS=8

def check_difficulty():
db = sqlite3.connect("nodes.db")
Expand All @@ -29,7 +31,7 @@ def check_difficulty():

def check_coin(data):
node = sqlite3.connect("nodes.db")
node = node.execute("SELECT ip, port FROM data WHERE relay=?", [True])
node = node.execute("SELECT ip, port FROM data WHERE relay=?", [True])
node = node.fetchall()
random.shuffle(node)
for x in node:
Expand All @@ -55,7 +57,7 @@ def mine():
while True:
# print starter+str(on)
c = hashlib.sha512(starter+str(on)).hexdigest()
startswith = "1"*check['difficulty']
startswith = "1"*check['difficulty']
if c.startswith(startswith):
print c
wall = sqlite3.connect("wallet.db")
Expand All @@ -66,6 +68,6 @@ def mine():
else:
on += 1

for x in range(15):
threading.Thread(target=mine).start()
for x in range(NUM_CPUS):
multiprocessing.Process(target=mine).start()
#mine()