import random
from matplotlib import pyplot as plt
import gif

x = [random.randint(0, 100) for _ in range(100)]
y = [random.randint(0, 100) for _ in range(100)]

# (Optional) Set the dots per inch resolution to 300:
gif.options.matplotlib["dpi"] = 300

# Decorate a plot function with @gif.frame (return not required):
@gif.frame
def plot(i):
    xi = x[i*10:(i+1)*10]
    yi = y[i*10:(i+1)*10]
    plt.scatter(xi, yi)
    plt.xlim((0, 100))
    plt.ylim((0, 100))

# Build a bunch of "frames"
frames = []
for i in range(10):
    frame = plot(i)
    frames.append(frame)

# Specify the duration between frames (milliseconds) and save to file:
gif.save(frames, 'example.gif', duration=50)