janreiche

# get all aws regions
AWS_REGIONS="$(aws ec2 describe-regions --query 'Regions[].RegionName' --output text)"

# for each region 
for REGION in ${AWS_REGIONS}; \
do \
  echo ${REGION};
  aws ec2 describe-instance-types --filters Name=free-tier-eligible,Values=true --region ${REGION}| grep "InstanceType\"";
done

janreiche

@reboot		root	/<path>/shutdown_button.py 2>&1 |/usr/bin/logger -t shutdown_button
#behaves same as 
@reboot		root	/<path>/shutdown_button.py |/usr/bin/logger -t shutdown_button 2>&1

janreiche

#!/usr/bin/python3

from gpiozero import Button
from subprocess import check_call
from signal import pause
#from time import sleep
# https://stackoverflow.com/questions/39212541/unable-to-pipe-python-output-to-program
from sys import stdout
# but https://stackoverflow.com/questions/107705/disable-output-buffering
# , flush=True)