import matplotlib.pyplot as plt
import numpy as np
from scipy.interpolate import make_interp_spline
import num
price = num.num
size = len(price)
y = price
x = np.linspace(1,size,size)
x_new = np.linspace(x.min(),x.max(),3000) #300 represents number of points to make between T.min and T.max
y_smooth = make_interp_spline(x,y)(x_new)
#散点图
plt.scatter(x, y, c='black',alpha = 0.5) #alpha:透明度) c:颜色
#折线图
plt.plot(x, y, linewidth=1) #线宽linewidth=1
#平滑后的折线图
plt.plot(x_new,y_smooth,c='red')
# plt.title("绘图", fontsize=24)#标题及字号
# plt.xlabel("X", fontsize=24)#X轴标题及字号
# plt.ylabel("Y", fontsize=24)#Y轴标题及字号
# plt.tick_params(axis='both', labelsize=14)#刻度大小
#plt.axis([0, 1100, 1, 1100000])#设置坐标轴的取值范围
plt.show()
