一只路过的红

摘要： import re str = "AwdnmdB" re = r'A(.*?)B' result = re.findall(re,str) print(result) //打印结果为：wdnmd 转载自：https://blog.csdn.net/qq_36228801/article/detail 阅读全文

摘要： TC： from urllib.request import urlopen from bs4 import BeautifulSoup import pymysql conn=pymysql.connect(host='127.0.0.1',user='root',passwd='******', 阅读全文

摘要： from urllib.request import urlopen from bs4 import BeautifulSoup import pymysql conn=pymysql.connect(host='127.0.0.1',user='root',passwd='password',po 阅读全文

摘要： from urllib.request import urlopen from bs4 import BeautifulSoup import pymysql conn=pymysql.connect(host='127.0.0.1',user='root',passwd='password',po 阅读全文

摘要： from urllib.request import urlopen from bs4 import BeautifulSoup url = 'https://www.iso.org/standards-catalogue/browse-by-tc.html' addrss_url = 'https 阅读全文

摘要： select SUBSTRING_INDEX(substring_index(SUBSTRING_INDEX('<inventor data-format="epodoc" sequence="1"> <inventor-name> <name>CHEN XIAOZHUO [US]</name> < 阅读全文