maksjood

from enum import Enum
import logging
import requests

logger = logging.getLogger(__name__)

class HealthCheck:

    def __init__(self, ping_url:str, time_out:int=30) -> None:
        self.ping_url = ping_url

maksjood

def annotate_for_search(
        queryset: QuerySet,
        seach_value: str,
        fields_weights_map: Dict[str, float],
        annotation_name='search_rank',
        order_descending_by_rank=True,
        exclude_non_matched=False
    ):
    '''
    Annotates the `queryset` with relevancy of each row to the `search_value`.

maksjood

sudo apt-get install graphviz
poetry add pydotplus django-extensions

INSTALLED_APPS = (
    ...
    'django_extensions',
    ...
)
python manage.py graph_models -a -o myapp_models.png

maksjood

from django.db import models
from django.core.cache import cache

class Config(models.Model):
    CACHE_KEY = 'project_config'

    class Meta:
        ordering = ['id']

    def save(self, *args, **kwargs):

maksjood

from dataclasses import dataclass, asdict
import json


@dataclass
class Cache:
    '''this class is used as the database'''
    some_field: int

    @staticmethod

maksjood

from typing import List, Iterable


class DjangoChoice:
    """A class to simplify usage of choices in django model fields. This class can actually be used as small database."""

    def get_attr_dict(self):
        res = dict()
        for atr in type(self).__dict__.keys():
            if not atr.startswith("_"):

maksjood

import functools

def log_with_args(logger):
    def dec(f0):
        @functools.wraps(f0)
        def wrapper(*args, **kwargs):
            called_with = list(zip(f0.__code__.co_varnames, args)) + list(kwargs.items())
            called_with = [f'{v1}={v2}' for v1, v2 in called_with]
            called_with = ', '.join(called_with)
            logger.info(f'received {f0.__name__} with {called_with}')

maksjood

# pip install django-admin-rangefilter

from rangefilter.filters import NumericRangeFilter
from django.utils import timezone

class MinutesSinceRangeFilter(NumericRangeFilter):
    def __init__(self, *args, **kwargs) -> None:
        super().__init__(*args, **kwargs)
        self.title = f'minutes since {self.title}'