import pylab as plt
from deltasigma import ds_hann
x = ds_hann(100)
plt.figure(figsize=(12, 5))
plt.plot(x, 'o-')
ax = plt.gca()
ax.set_ylim(0, 1.02)
plt.grid(True)
plt.title("100-samples Hann window")
plt.xlabel("Sample #")
plt.ylabel("Value")