chavensan的博客

文本路径直接复制到程序中，会产生当前代码页无法表示的特殊字符，需要手动输入路径，即可解决。这是Python 3.6.2 IDLE的Bug.参考http://blog.youkuaiyun.com/qq_33733970/article/details/77519660...

from scipy import integrateimport numpy as np import time def half_circle（x）：    return（1-x ** 2）** 0.5 start = time.clock（）N = 1000 x = np.linspace（-1,1，N ）dx = x [1] -x [0] y = half_circle（x）print（2...

from scipy import integrateimport  numpy as npimport timestart=time.clock()def half_circle(x):    return (1-x**2)**0.5def  half_sphere(x,y):    return (1-x**2-y**2)**0.5volume,error=integrate.dblquad(...

#python3.6.2  win10from scipy import signalimport  numpy as npimport matplotlib.pyplot as plt#用来正常显示中文标签plt.rcParams['font.sans-serif']=['SimHei']plt.rcParams['axes.unicode_minus']=Falset=np.arange(0,...

from scipy import spatialimport numpy as npimport matplotlib.pyplot as pltnp.random.seed(42)points2d=np.random.rand(10,2)#一组二维平面上的随机点#convexHull计算包含N维空间中点的集合的最小凸包ch2d=spatial.ConvexHull(points...

import cv2import matplotlib.pyplot as pltimport numpy as npfilename=r'C:\Users\Sun\Desktop\lina.jpg'img=cv2.imread(filename)fig,ax=plt.subplots(1,2,figsize=(12,5))colors=['blue','green','red']for i in...

#_*_coding:utf-8_*_# @Time :2018/6/21$ {TIME}#@Author :ChavenSan@gmail.com#@File :Example.pyimport requestsfrom bs4 import BeautifulSoupdef getHTMLText(url): t...