vuvuzela.py

"""
``vuvuzela.py`` adds the glorious sound of the vuvuzela to any
Python program.

Based on the excellent idea of Chris Williams. See also:
<http://search.cpan.org/~bingos/Acme-Vuvuzela-0.02>

Usage::

    >>> import vuvuzela

"""

import os, random, sys, time

__author__  = "Tamas Nepusz"
__license__ = "MIT"

class Vuvuzela(object):
    def __init__(self):
        self.PID = None

    def start(self):
        if self.PID:
            return

        self.PID = os.fork()
        if not self.PID:
            sys.stdout.write("B")
            sys.stdout.flush()
            while True:
                sys.stdout.write(random.choice("Zzzz"))
                sys.stdout.flush()
                time.sleep(0.2)

    def stop(self):
        if self.PID:
            os.kill(self.PID)
            self.PID = None

Vuvuzela().start()