text: import wave, struct
  
  import numpy as np
  import scipy.signal as ss
  import matplotlib.pyplot as plt
  from tqdm import tqdm
  
  N = 100
  t = np.arange(N) / fs
  ss.chirp(t, 21, 22, np.max(t))
  
  plt.plot(chirp)
  plt.show()
  
  