import os
from model.log import logger
log=logger()


class PID(object):
    @staticmethod
    def write():
        pid = os.getpid()
        f = open("pid", "w")
        f.write(str(pid))
        f.close()
        log.info("write pid %s ..." % pid)

    @staticmethod
    def remove():
        try:
            os.remove("pid")
        except Exception as e:
            log.critical(e.message)