Function parse_cron_expression

core/scheduling.py:16–40

Parse a 5-part cron expression into its components. Args: cron_expression: A string like "0 3 * * *" Returns: dict with keys: minute, hour, day_of_month, month_of_year, day_of_week Raises: ValueError: If the expression is not valid 5-part cron.

(cron_expression)

def parse_cron_expression(cron_expression):
    """
    Parse a 5-part cron expression into its components.

    Args:
        cron_expression: A string like "0 3 * * *"

    Returns:
        dict with keys: minute, hour, day_of_month, month_of_year, day_of_week

    Raises:
        ValueError: If the expression is not valid 5-part cron.
    """
    parts = cron_expression.strip().split()
    if len(parts) != 5:
        raise ValueError(
            "Cron expression must have 5 parts: minute hour day month weekday"
        )
    return {
        "minute": parts[0],
        "hour": parts[1],
        "day_of_month": parts[2],
        "month_of_year": parts[3],
        "day_of_week": parts[4],
    }


def create_or_update_periodic_task(