def main(): comm.mkfifoz() logging.info("Opening '%s' for writing...", comm.FIFO1) fifo = open(comm.FIFO1, 'w') # fifo = open(comm.FIFO1, 'w', comm.UNBUFFERED) # fifo = open(comm.FIFO1, 'w', comm.LINE_BUFFERED) logging.info("Just opened '%s' for writing!", comm.FIFO1) for i in range(comm.COMPUTE_TIMES): compute() while True: logging.info("Writing '%s' to '%s'...", str(i), comm.FIFO1) fifo.write('%s\n' % i) try: fifo.flush() logging.debug("\"try\" after flush") except IOError as err: logging.exception(err) comm.sleep() logging.debug("Continuing...") continue else: logging.debug("Break!") break logging.info("Just wrote '%s' to '%s'!", str(i), comm.FIFO1) os._exit(1)
def main(): comm.mkfifoz() logging.info("Opening '%s' for writing...", comm.FIFO1) fifo = open(comm.FIFO1, 'w') # fifo = open(comm.FIFO1, 'w', comm.UNBUFFERED) # fifo = open(comm.FIFO1, 'w', comm.LINE_BUFFERED) logging.info("Just opened '%s' for writing!", comm.FIFO1) for i in range(comm.COMPUTE_TIMES): compute() logging.info("Writing '%s' to '%s'...", str(i), comm.FIFO1) fifo.write('%s\n' % i) fifo.flush() logging.info("Just wrote to '%s'!", comm.FIFO1) os._exit(1)
def main(): comm.mkfifoz() logging.info("Opening '%s' for reading...", comm.FIFO1) fifo = open(comm.FIFO1, 'r') # fifo = open(comm.FIFO1, 'r', comm.UNBUFFERED) # fifo = open(comm.FIFO1, 'r', comm.LINE_BUFFERED) logging.info("Just opened '%s' for reading!", comm.FIFO1) while True: logging.info("Reading from '%s'...", comm.FIFO1) x = fifo.readline().strip() logging.info("Just read '%s' from '%s'...", x, comm.FIFO1) if x is None or x == '': # EOF break job(x)