updateCheck

#!/usr/bin/env python
#A program to check if there are any updates available for Arch
from subprocess import Popen,PIPE
import os

def main():
    ignoreList=[]
    ignore=Popen("sed -r 's/^\s*IgnorePkg\s*=\s*//;tx;d;:x;s/\s+/|/g' /etc/pacman.conf",shell=True,stdout=PIPE)
    a=ignore.communicate()
    if a[0].decode("utf-8") != "":
        ignoreList=a[0].decode("utf-8").split("\n")
    p=Popen("pacman -Qqu",shell=True,stdout=PIPE)
    tally=0
    x=p.communicate()
    if x[0].decode("utf-8") != "":
        PackageList=[]
        PackageList=x[0].decode("utf-8").split("\n")
        for f in PackageList:
            tally=tally+1
            for i in ignoreList:
                if cmp(f,i) == 0:
                    tally=tally-1
    if tally != 0:
        tally=tally-1
    if int(tally) == 1:
        print("1 package to update")
    elif int(tally) >= 1:
        print("%s packages to update" % str(tally))
    else:
        print("No packages to update")

if __name__ == '__main__':
    main()