python /path/to/release_updater.py
update_release.sh
#!/bin/bash
cd /path/to/release_updater/
python /path/to/release_updater.py
# If you want someone else use these release file
# chown user:user -R /path/to/release_file/
# chmod 755 -R /path/to/release_file/
crontab
0 2 * * * /path/to/update_release.sh