import numpy as np
from matplotlib import pyplot as plt
from matplotlib import animation
fig = plt.figure()
fig.set_dpi(100)
fig.set_size_inches(7, 6.5)
ax = plt.axes(xlim=(0, 10), ylim=(0, 10))
patch = plt.Circle((5, -5), 0.75, fc='y')
def init():
    patch.center = (5, 5)
    ax.add_patch(patch)
    return patch,
def animate(i):
    x, y = patch.center
    x = 5 + 3 * np.sin(np.radians(i))
    patch.center = (x, y)
    return patch,
anim = animation.FuncAnimation(fig, animate,
                               init_func=init,
                               frames=360,
                               interval=20,
                               blit=True,
                               repeat=False)
plt.show()