#!/usr/bin/env python
# coding: utf-8

# ## jsHTML version

# In[1]:


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

t = np.linspace(0, 6*np.pi, num=60)
x = 2.0 * np.cos(t) + 5.0 * np.cos(2.0/3.0 * t)
y = 2.0 * np.sin(t) - 5.0 * np.sin(2.0/3.0 * t)

fig, ax = plt.subplots(figsize=(5, 5))
l, = ax.plot([-7, 7],[-7, 7])

animate = lambda i: l.set_data(x[:i], y[:i])
ani = matplotlib.animation.FuncAnimation(fig, animate, frames=len(t), interval = 1000/30.0)

from IPython.display import HTML
HTML(ani.to_jshtml())


# ## nbagg version

# In[2]:


get_ipython().run_line_magic('matplotlib', 'nbagg')
import matplotlib.pyplot as plt
import matplotlib.animation
import numpy as np

t = np.linspace(0, 6*np.pi, num=60)
x = 2.0 * np.cos(t) + 5.0 * np.cos(2.0/3.0 * t)
y = 2.0 * np.sin(t) - 5.0 * np.sin(2.0/3.0 * t)

fig, ax = plt.subplots(figsize=(5, 5))
l, = ax.plot([-7, 7],[-7, 7])

animate = lambda i: l.set_data(x[:i], y[:i])
ani = matplotlib.animation.FuncAnimation(fig, animate, frames=len(t), interval = 1000/30.0)


# In[ ]: