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摘要: const { default: axios } = require("axios"); const yt = require("crypto-js") const Axios = require("axios") function cc1(){ var e = (new Date).getTime 阅读全文
posted @ 2023-12-14 17:47 howhy 阅读(324) 评论(0) 推荐(0)
摘要: class Student(): def __new__(cls, *args, **kwargs):##创建类的实例 print('__new__') return object.__new__(cls)##此处返回才会调用__init__ def __init__(self):##初始化类的实例 阅读全文
posted @ 2023-12-07 11:34 howhy 阅读(21) 评论(0) 推荐(0)
摘要: python :用@asyncio.coroutine装饰器生成的对象是一个生成器对象 但不是协程对象 用async 定义的函数对象不是一个生成器,但是一个协程对象 import asyncio from collections.abc import Coroutine,Generator @asy 阅读全文
posted @ 2023-12-06 14:43 howhy 阅读(29) 评论(0) 推荐(0)
摘要: 一个对象若要用for 循环 则需实现def __iter__(self, item) 或def __iter__(self, item)方法 可迭代对象 实现了def __iter__(self, item)方法 迭代器 实现了def __iter__(self, item)和def __next_ 阅读全文
posted @ 2023-12-05 17:06 howhy 阅读(25) 评论(0) 推荐(0)
摘要: import threading from concurrent.futures import ThreadPoolExecutor,as_completed,wait import time # # def task(name): # print('task: %s'%name) local_da 阅读全文
posted @ 2023-12-04 18:23 howhy 阅读(154) 评论(0) 推荐(0)
摘要: import time def wrapper(type): print('start ',type) def outter(fun): def inner(*args,**kwargs): start_time = time.time() fun(*args,**kwargs) end_time= 阅读全文
posted @ 2023-12-01 10:07 howhy 阅读(16) 评论(0) 推荐(0)
摘要: var observer={ list:[], subscribe:function(key,fn){ if(!this.list[key]){ this.list[key]=[] } this.list[key].push(fn) }, publish:function(){ const key= 阅读全文
posted @ 2023-11-28 10:39 howhy 阅读(21) 评论(0) 推荐(0)
摘要: function deepObj(obj){ var dest={}; for(var key in obj){ if(typeof obj[key] 'object'){ dest[key]=obj[key].constructor Array?[]:{}; deepObj(dest[key],o 阅读全文
posted @ 2023-11-15 16:39 howhy 阅读(28) 评论(0) 推荐(0)
摘要: <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="wi 阅读全文
posted @ 2023-11-11 15:25 howhy 阅读(19) 评论(0) 推荐(0)
摘要: python一切皆对象 python所有对象类型都是type实例 object是所有对象的父类 class MyWith(): def __enter__(self): print('__enter__') return self def __exit__(self, exc_type, exc_v 阅读全文
posted @ 2023-10-28 10:05 howhy 阅读(28) 评论(0) 推荐(0)
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