Python-сообщество

def execute():
    """returns True or False"""
    ...
    return succeed

if __name__ == "__main__":

    # if succeed
    if (execute()):
        sys.stdout.write("Hook execution succeed!")
        return 0
    else:
        sys.stderr.write('Hook execution failed!')
        return 1

import sys
import logging

if __name__ == '__main__':

    logger = logging.getLogger(__name__)
    stream_hdlr = logging.StreamHandler()
    logger.addHandler(stream_hdlr)
    logger.setLevel(logging.INFO)

    logger.info('starting hook')
    stream_hdlr.flush()
    
    sys.stdout.write('writing to stdout')
    sys.stdout.flush()