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multiprocessing counter value

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Xevion
2019-09-22 15:24:41 -05:00
parent 5751cea15c
commit 196e474869
1 changed files with 7 additions and 4 deletions
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11
app/routes.py
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@@ -1,15 +1,18 @@
from app import app from app import app
from flask import render_template from flask import render_template
from multiprocessing import Value
import os import os
import sys import sys
viewcountpath = os.path.join('app', 'static', 'viewcount.dat') viewcountpath = os.path.join('app', 'static', 'viewcount.dat')
i = int(open(viewcountpath, 'r').read()) counter = Value('i', int(open(viewcountpath, 'r').read()))
def getIncrement(n=1): def getIncrement(n=1):
global i global i
i += n with counter.get_lock():
open(viewcountpath, 'w').write(str(i)) counter.value += n
return i open(viewcountpath, 'w').write(str(counter.value))
return counter.value
@app.route('/') @app.route('/')
def index(): def index():