Matplotlib live graph

liveplt.py

# Solution 1 - to be tested
# Source : # https://www.youtube.com/watch?v=ZmYPzESC5YY

import matplotlib.pyplot as plt
import matplotlib.animation as animation
from matplotlib import stype

style.use('fivethirtyeight')

fig = plt.figure()
ax1 = fig.add_subplot(1,1,1)

def animate(i):
    graph_data = open('data.txt', 'r').read()
    lines = graph_data.split('\n')
    xs = []
    ys = []
    for line in lines:
        if len(line) > 1:
            x, y = line.split(',')
            xs.append(x)
            ys.append(y)
    ax1.clear()
    axi.plot(xs, ys)

ani = animation.FuncAnimation(fig, animate, interval=1000)