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#!/usr/bin/env python3
# add a crontab entry with crontab -e:
# 0 */6 * * * $HOME/.config/nvim/i3/check-updates.py
#
# create /etc/apt/apt.conf.d/10periodic with:
# APT::Periodic::Enable "1";
# APT::Periodic::Update-Package-Lists "1";
# APT::Periodic::AutocleanInterval "7";
# APT::Periodic::Verbose "1";
#
import subprocess
import pathlib
import os
CMD = ["apt", "list", "--upgradeable"]
def check_updates():
output = str(subprocess.check_output(CMD, stderr=subprocess.DEVNULL))
output = output.split("\\n")
return len(output[1:-1])
if __name__ == "__main__":
pending = check_updates()
if pending == 0:
result = ""
else:
result = f"{pending} update" + ("s" if pending > 1 else "")
with open(os.path.join(pathlib.Path.home(), ".pending_updates"), "wt") as fd:
fd.write(result)
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