Create rand_line.py

随机数组成的折线

Author: Listenpeng

animation/rand_line.py

@@ -0,0 +1,22 @@
+#Author: Listen
+#!/usr/bin/env python3
+#-*- coding:utf-8 -*-
+
+import numpy as np
+import matplotlib.pyplot as plt
+import matplotlib.animation as animation
+fig = plt.figure()
+axes1 = fig.add_subplot(1,1,1)
+line, =axes1.plot(np.random.rand(10))
+
+def update(data):
+    line.set_ydata(data)
+    return line,
+def data_gen():
+    while True:
+        # line, = axes1.plot(np.random.rand(10))
+        # return line,
+        yield np.random.rand(10)
+
+ani = animation.FuncAnimation(fig, update, data_gen(),interval=2*1000)
+plt.show()