Python画一朵花

from mpl_toolkits.mplot3d import Axes3D
from matplotlib import cm
from matplotlib.ticker import LinearLocator
from matplotlib.font_manager import FontProperties
# 用于解决 Windows 系统，显示中文字体的问题
font = FontProperties(fname=r"c:\windows\fonts\simsun.ttc", size=45)  
import matplotlib.pyplot as plt
import numpy as np
fig = plt.figure()
ax = fig.gca(projection='3d')
[x , t] = np.meshgrid(np.array(range(25))/24.0,np.arange(0, 575.5,0.5)/575*17*np.pi - 2*np.pi)
p = np.pi/2 * np.exp(-t/(8*np.pi))
u = 1 - (1 - np.mod(3.6*t, 2 * np.pi)/np.pi) **4/2
y = 2 * (x ** 2-x)**2*np.sin(p)
r = u * (x*np.sin(p) + y * np.cos(p))
surf = ax.plot_surface(r * np.cos(t),r * np.sin(t), u *(x*np.cos(p)-y*np.sin(p)),\
           rstride = 10,cstride=10 ** 10,cmap = cm.gist_heat,linewidth=7,antialiased=True)
plt.title(u'你好！',fontproperties=font)
ax.set_xticks([])
ax.set_yticks([])
ax.set_zticks([])
plt.show()