#!/usr/pkg/bin/python

import winsound, sys

# globals

halfstep = pow(2, 1.0/12.0) # 12th root of two is the multiplier between halves
notes = dict()
note = 55 * halfstep * halfstep * halfstep # A, B-flat, B, C
for octave in range(0, 5):
    for halfnote in range(0, 12):
        notes[octave, halfnote] = note
        note = note * halfstep

def beep(frequency, duration): # duration in seconds
    duration = duration * 1000.0 # convert to milliseconds for winsound
    winsound.Beep(int(frequency), int(duration))

def main():
    frequency, duration = 440, 0.5 # middle A for 1/2 second
    if len(sys.argv) > 1:
        frequency = int(sys.argv[1])
    if len(sys.argv) > 2:
        duration = int(sys.argv[2])
    beep(frequency, duration)

if __name__ == "__main__":
    main()