摘要:
import requestsfrom bs4 import BeautifulSoupresponse = requests.get("https://www.cnblogs.com/wangyinghao/p/10712328.html");response.encoding="UTF-8"do 阅读全文
摘要:
1、a=[1,2,3,4] 简单创建数组 b=[[1,2,3,4],[4,5,6,7],[8,9,10,11]] c=np.array(b) d = np.arrange(10,19).rescape((3,3))创建10到19的三行三列二维数组 d = np.linspace(start,stop 阅读全文