Влад Григорьев

{}[()] = 0
word = 'what

from pydantic import BaseModel, validator


class Request(BaseModel):
    text: str
    client_id: str

    @validator('text')
    def str_to_lower(cls, text: str):
        return text.lower()


print(Request(text='Lower To Lower', client_id='Client'))

text='lower to lower' client_id='Client'

import math
from collections import defaultdict

all_els = defaultdict(int)
all_els[1] = 1
max_length = 0


def new_element(el: int):
    if not el % 2:
        return math.ceil(el / 2)
    return (3 * el) + 1


def find_length(el: int):
    first_el = el
    length = 1
    while el != 1:
        el = new_element(el)
        if el in all_els:
            length += all_els[el]
            break
        length += 1

    all_els[first_el] = length
    return length


for i in range(1, 10 ** 6):
    if max_length < (result := find_length(i)):
        max_length = result

print(max_length)

from pydantic import BaseModel, validator

keys = {
    '1': 'one'
}


class User(BaseModel):
    name: str = ''
    key: str = ''

    @validator('key')
    def update_key(cls, value):
        return keys.get(value, value)


user_1 = User.parse_obj({'name': 'Test User', 'key': '1'})
user_2 = User.parse_obj({'name': 'Test User', 'key': '2'})

print(user_1)
print(user_2)

name='Test User' key='one'
name='Test User' key='2'

from pprint import pprint

import requests

data = requests.get('https://www.cbr-xml-daily.ru/daily_json.js').json()
pprint(data['Valute']['USD'])

{'CharCode': 'USD',
 'ID': 'R01235',
 'Name': 'Доллар США',
 'Nominal': 1,
 'NumCode': '840',
 'Previous': 74.1373,
 'Value': 74.1567}

from dataclasses import dataclass


@dataclass
class Summoner:
    id: str = ''
    accountId: str = ''
    puuid: str = ''
    name: str = ''
    profileIconId: str = ''
    revisionDate: str = ''
    summonerLevel: str = ''


async def SummonerByName(self, region, summonerName):
    response = await self.fetch(
        await self.summoner_v4.SummonerByName(
            region=region,
            summonerName=summonerName,
        )
    )

    return Summoner(**response)

def __add__(self, query):
        self.arr.extend(query.arr)
        return self

match = re.findall(r'(?P<v>=(.+?)")+.*(title="(.+?)")', doc)

import re

input_file = """This is line #aabbcc #ddeeff
This is line #aab66c #ddee44
This is line #aabbcc #cceeff #aa11cc #dd22ff
This is line #aabbcc #ddee00 #dd11ff"""

pattern = re.compile(r'#\w{6}')


def invert(color_to_convert):
    table = "".maketrans('0123456789abcdef', 'fedcba9876543210')
    return color_to_convert.lower().translate(table).upper()


def replace(s: str):
    colors = [invert(color) for color in pattern.findall(s)]
    s = pattern.sub("{}", s)
    return s.format(*colors)


for line in input_file.split('\n'):
    print(replace(line))


This is line #554433 #221100
This is line #554993 #2211BB
This is line #554433 #331100 #55EE33 #22DD00
This is line #554433 #2211FF #22EE00

import asyncio
from time import time

els = list(range(20))


async def rm_list(v):
    await asyncio.sleep(5)
    print(v)


async def _main():
    await asyncio.gather(*(
        rm_list(value) for value in els
    ))


start = time()
loop = asyncio.get_event_loop()
loop.run_until_complete(_main())
loop.close()
print(time() - start)

sells={
...   "Маша":"Samsung 20",
...   "Максим":"Iphone 6S",
...   "Наташа":"Lenovo Legion"
... }
prices={
...   "Samsung 20": 300,
...   "Iphone 6S": 260,
...   "Lenovo Legion": 450
... }
result = [name for name, tel in sells.items() if prices.get(tel, 999) < 350]
>>> print(result)
['Маша', 'Максим']