import matplotlib.pyplot as plt
import matplotlib.animation as animation
import sys
import numpy as np

def animate(i, ax):
    with open(sys.argv[1]) as f:
        arr = np.fromfile(f, np.uint32)
        ax.clear()
        ax.set_title('Foo')
        ax.plot(arr)



fig = plt.figure()
ax = fig.add_subplot(111)
ani = animation.FuncAnimation(fig, animate, fargs=(ax,))
plt.show()