in the past, I used to put future directly into eventloop to perform run_until_complete, interview. When an interviewer asked me how to schedule the program, I was completely confused. May I ask how you are dispatched? ...
has the following code. In my expectation, using two browser windows (A _ Magi B window) to access http: 127.0.0.1:8000 at the same time, the total time to wait for the two pages to load should be close to 10 seconds, but it actually takes 20 seconds,...
A json file with millions of lines needs to be cleaned and the cleaned structured data needs to be re-stored as a csv file. Try to use pandas s dataframe to dump cleaned data items, but find that the speed of conventional cleaning is too slow to write ...
The code is as follows. The index function handles the incoming request, init initializes the server, and the rest is the code to create the server @asyncio.coroutine def index(request): print( one connection come... ) yield from asyncio.slee...
this is how aiohttp officially requests a single url. What should I do if I request multiple url and get the content? import aiohttp import asyncio async def fetch(session, url): async with session.get(url) as response: return await respon...
the following code simulates the use of two threads to manage event loop: import time import asyncio import threading async def task(c, i): for _ in range(i): print(c) await asyncio.sleep(1) return i def thread(loop): -sharp ...
problem description: when I was working on the actual combat article of Liao Xuefeng, I had a question when operating the database. I first defined two co-programs, and then defined a main co-program await to execute the two co-programs sequentially...
import asyncio import sqlalchemy as sa from aiomysql.sa import create_engine @asyncio.coroutine def go(): engine = yield from create_engine(user= root ,db= test ,host= 127.0.0.1 ,password= root ) metadata = sa.MetaData(bind=engine) ...
New self-study, recently encountered a problem, sometimes line-height can not achieve the center. other methods can be used here, but I want to find out why line-height cannot be used. if line-height is added here, only the content of the a tag will b...
there are three tab, each tab has a from form the first open tab submit button verifies the required entry of from in other hidden tab how to solve it? ...
Local Yii2 framework, https will be redirected through virtual host access the Yii framework configured on the company s computer, and the access is normal. I uploaded the entire frame directory to the remote GIT repository, and then pulled the code ...
above is the effect I want, where 10 and 3 are variables. I tried this and showed underfine return{ list_tabs:["" + this.people_reply], people_reply:10, people_none:3, } tried string concatenation of ES6, but it didn ...
double $ is due to the use of framework7 $$( .drop-menu-backdrop ).on( click , function () { $$( -sharpopen_drop_menu ).removeClass( open ).find( i ).text( keyboard_arrow_down ); $$( .drop-menu ).css( height , 0); $$( .d...