denyszamiatin

denyszamiatin

sudo docker run --rm --name postgres -p 5432:5432 -e POSTGRES_PASSWORD=1 -d postgres
sudo docker exec -it postgres bash
psql -U postgres -h localhost -W
create database test;
grant all privileges on database test to postgres;

denyszamiatin

import sqlalchemy
import databases
import pydantic
import fastapi

DATABASE = "postgresql://postgres:1@localhost:5432/test"

metadata = sqlalchemy.MetaData()

posts = sqlalchemy.Table("posts", metadata,

denyszamiatin

import asyncio

def d(f):
    async def wrapper(*args, **kwargs):
        print("Decorator")
        await f()
    return wrapper

@d
async def f():

denyszamiatin

import asyncio
import socket

class A:
    async def __aenter__(self):
        self.s = socket.socket()
        self.s.setblocking(False)
        await loop.sock_connect(self.s, ('127.0.0.1', 5000))
        return self
        

denyszamiatin

import asyncio
import socket

class A:
    async def __aenter__(self):
        self.s = socket.socket()
        self.s.setblocking(False)
        await loop.sock_connect(self.s, ('127.0.0.1', 5000))
        return self
        

denyszamiatin

def coroutine(f):
    gen = f()
    next(gen)
    return gen

@coroutine
def coro():
    print("Coro start")
    i = yield
    print("Coro:", i)

denyszamiatin

import socket
import select


def handle(c):
    data = c.recv(1024)
    if not data:
        connections.remove(c)
        c.close()
        return

denyszamiatin

import socket
import time

s = socket.socket()
s.connect(('127.0.0.1', 5000))
try:
    while True:
        s.sendall(b"Hello")
        data = s.recv(1024)
        print(data)

denyszamiatin

#include <iostream>
#include <thread>
#include <mutex>
#include <condition_variable>
#include <vector>
#include <functional>
#include <deque>
#include <atomic>

class ThreadPool;