python_pandas_matplolib绘图(3)
#2个样式
1）# plt.style.use('classic')
2）# plt.style.use('seaborn-whitegrid')
x = np.random.randn(100)
y = np.random.randn(100)
colors = np.random.rand(100) # 0-1 取值范围
sizes = 1000 * np.random.rand(100)
fig = plt.figure()
plt.scatter(x,y,c=colors, s=sizes, alpha=0.4)
plt.colorbar();
fig.savefig('C:/Users/Administrator/beautify1.png')
plt.show()