import numpy as np
import pyaudio
import argparse

def generate_tone(frequency, duration, sample_rate=44100, volume=0.5):
    # Generate the time axis
    t = np.linspace(0, duration, int(sample_rate * duration), False)
    # Generate the sine wave
    tone = volume * np.sin(2 * np.pi * frequency * t)

    # Ensure that we have the correct format
    tone = np.int16(tone * 32767)

    # Initialize PyAudio
    p = pyaudio.PyAudio()
    stream = p.open(format=pyaudio.paInt16,
                    channels=1,
                    rate=sample_rate,
                    output=True)

    # Play the tone
    stream.write(tone.tobytes())

    # Cleanup
    stream.stop_stream()
    stream.close()
    p.terminate()

if __name__ == "__main__":
    parser = argparse.ArgumentParser(description="Generate a sine wave tone of a specific frequency.")
    parser.add_argument("frequency", type=float, help="Frequency of the sine wave in Hz.")
    parser.add_argument("duration", type=float, help="Duration of the tone in seconds.")
    args = parser.parse_args()

    generate_tone(args.frequency, args.duration)