openpilot is an open source driver assistance system. openpilot performs the functions of Automated Lane Centering and Adaptive Cruise Control for over 200 supported car makes and models.

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import datetime
from pathlib import Path
_MIN_DATE = datetime.datetime(year=2024, month=3, day=30)
def min_date():
# on systemd systems, the default time is the systemd build time
systemd_path = Path("/lib/systemd/systemd")
if systemd_path.exists():
d = datetime.datetime.fromtimestamp(systemd_path.stat().st_mtime)
return d + datetime.timedelta(days=1)
return _MIN_DATE
def system_time_valid():
return datetime.datetime.now() > min_date()