import pyaudio, wave

samplerate = 8000
duration = 90
channels = 1
format = pyaudio.paInt8
filename = "oneliner.wav"
output = []

p = pyaudio.PyAudio()
stream = p.open(format=format,channels=channels,rate=samplerate,output=True)

for t in range(duration*samplerate):
    
    y = (t&t>>10)*(t&t>>10)*(t&t>>10) #<----- oneliner

    data = '%c' % (y%256)
    stream.write(data)
    output.append(data)
    
stream.close()
p.terminate()

# write to file
file = wave.open(filename, 'wb')
file.setnchannels(channels)
file.setsampwidth(p.get_sample_size(format))
file.setframerate(samplerate)
file.writeframes(''.join(output))
file.close