Hi Shérab Shérab schrieb am 13.01.2017, 13:38 +0100: >Has someone successfully set-up a low battery alert system that does not >depend on a graphical desktop, please? Yes, I do have written a script on my own. It's executed with cron, the crontab looks like this:
* * * * * python3 /home/user/bin/akkuleer.py The akkuleer.py (batter empty) is attached. It basically requires python3, aplay and a file ~/.sounds/battery_low.wav. Additional plus for this script is, that it can cope both with laptops with one or two batteries (the newer Thinkpad have two). HTH Sebastian -- Web: http://www.crustulus.de (English|Deutsch) | Blog: http://www.crustulus.de/blog FreeDict: Free multilingual dictionaries - http://www.freedict.org Freies Latein-Deutsch-Wörterbuch: http://www.crustulus.de/freedict.de.html
#!/usr/bin/env python3
# vim:set expandtab sts=4 ts=4:
import subprocess, re, os, sys, time
from functools import reduce
proc=subprocess.Popen(['/usr/bin/acpi'], stdout=subprocess.PIPE)
data = proc.communicate()[0].decode(sys.getdefaultencoding())
batteries = []
for line in data.split('\n'):
if line == '':
continue
try:
matched = re.search(
'Battery \d+:\s+(Discharging|Charging|Unknown|Full), (\d+)%.*',
line)
matched = int(matched.groups()[1])
except (AttributeError, ValueError):
os.system('espeak -v de --stdout -s 250 "Konnte keine Batterieinformationen ermitteln" | aplay -q -')
raise
batteries.append(matched)
under_7_percent = all(i < 7 for i in batteries)
if under_7_percent:
for i in range(0, 5):
os.system('aplay -q ~/.sounds/battery_low.wav &> /dev/null')
time.sleep(2)
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