Example of running functions at given time intervals.

timed_exec.py

from time import sleep
import logging

LOG = logging.getLogger(__name__)


def every_5_seconds():
    LOG.info('Running every 5')


def every_3_seconds():
    LOG.info('Running every 3')


def every_1_minutes():
    LOG.info('Running every minute')


def main():

    elapsed_seconds = 0
    while True:
        LOG.info('tick #%d', elapsed_seconds)

        if elapsed_seconds % 5 == 0:
            every_5_seconds()

        if elapsed_seconds % 3 == 0:
            every_3_seconds()

        if elapsed_seconds % 60 == 0:
            every_1_minutes()

        sleep(1)
        elapsed_seconds += 1


if __name__ == '__main__':
    logging.basicConfig(
        format='%(asctime)s | %(levelname)s | %(message)s',
        level=logging.DEBUG
    )
    main()