Python表达式结果描述len([1, 2, 3])3list的长度[1, 2, 3] + [4, 5, 6][1, 2, 3, 4, 5, 6]组合[‘Hi~’] * 4[‘Hi~’, ‘Hi~’, ‘Hi~’, ‘Hi~’]重复3 in [1, 2, 3]True元素是否存在于list中for x in [1, 2, 3]: print(x, end=” “)1 2 3遍历list中的元素 2...
deflynrb():"""领域内容榜"""headers1={'Host':'blog.csdn.net','Content-Type':'application/x-www-form-urlencoded; charset=UTF-8','User-Agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.85 Safari/537.36',}list=["python","java...
import requests import json 然后,我们可以定义一个函数,用于发送请求并获取公众号下的文章列表: def get_article_list(public_account, count=10): # 构造请求的URL url = f"https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=APPID&secret=APPSECRET" # 发送GET请求获取访问令牌 ...
如果重复需要用比如pandas,后面再import,之前的话都是灰色了fromdatetimeimportdatetimeimportmatplotlib.pyplotaspltimportosfromcollectionsimportOrderedDict# python 3.7 needfrommultiprocessingimportPool,cpu_countfromtypingimportList,Union,Dict,Tupleimportrandom
思路: http://blog.csdn.net/feliciafay/article/details/6841115 方法: http://www.xuebuyuan.com/2066385.html?mobile=1 22 两个字符串是否是变位词 class Anagram: """ @:param s1: The first string @:param s2: The second string @:return true or false """ def Solution1(s1,s2): alist =...
#!/usr/bin/python # -*- coding: UTF-8 -*- dict = {'name': '我的博客地址', 'alexa': 10000, 'url': 'http://blog.csdn.net/uuihoo/'} dict.clear(); # 清空词典所有条目 2. Python字典的pop()方法(删除字典给定键 key 所对应的值,返回值为被删除的值) 代码语言:javascript 代码运行次...
思路: http://blog.csdn.net/feliciafay/article/details/6841115 方法: http://www.xuebuyuan.com/2066385.html?mobile=1 22 两个字符串是否是变位词 class Anagram: """ @:param s1: The first string @:param s2: The second string @:return true or false """ def Solution1(s1,s2): alist =...
您好，根据错误提示 Failed to load image Python extension 未能加载图像Python扩展应该是缺少modelscope库...
如果是内建模块则引入内建模块，如果不是则在一个称为sys.path的list中寻找；
importjava.util.*;publicint[]dijkstra(List<List<int[]>>graph,intstart){intn=graph.size();int[]dist=newint[n];Arrays.fill(dist,Integer.MAX_VALUE);dist[start]=0;PriorityQueue<int[]>pq=newPriorityQueue<>((a,b)->a[0]-b[0]);pq.offer(newint[]{0,start});while(!pq.isEmpty()){in...