matplolib.org可查到更多画图方法等 散点图 import matplotlib.pyplot as plt import numpy as np #n个点 n = 1024 #平均值是0,方差是1 X = np.random.normal(0,1,n) Y = np.random.normal(0,1,n) #确定颜色 T = np.arctan2(Y,X) plt.scatter(X,Y,s=75,c=T,alpha=0.5) #plt.scatter(np.arange(5),n
代码如下: import matplotlib.pyplot as plt from random import choice class RandomWalk(): def __init__(self,num_points=5000): self.num_points=num_points self.x_values=[0] self.y_values=[0] def fill_walk(self): while len(self.x_values)<self.num_points: x_di
1.需要注意的问题 解决 MatplotlibDeprecationWarning: Using default event loop until function specific to this GUI is implemented warnings.warn(str, mplDeprecation 问题 import warnings warnings.filterwarnings("ignore",".*GUI is implemented.*") 运行结束
import matplotlib.pyplot as plt #plt用于显示图片 import matplotlib.image as mping #mping用于读取图片 import datetime as dt import matplotlib.dates as mdates from pylab import * def draw_trend_chart(dates,y): mpl.rcParams['font.sans-serif'] = ['SimHei'] #指定默认字体 m