mazulo

{
    'dates': {
        3: {
            'color': {
                'main': u '#2B2B4A',
                'primary': u '#5B4C7E',
                'secondary': u '#DCCCFF'
            },
            'date': datetime.date(2018, 11, 4),
            'theme': u 'Python',

mazulo

import functools
from django.db import models
from django.db.models.constants import LOOKUP_SEP
from django.db.models.query import ModelIterable
from polymorphic.models import PolymorphicModel


def rgetattr(obj, attr, separator='.'):
    """Recursive getattr to retrieve attributes of nested objects."""
    return functools.reduce(getattr, [obj] + attr.split(separator))

mazulo

"""
PolymorphicRelatedQuerySet which allows select_related()  to return polymorphic child models instead of base model
Based on code by AndySun25 at: https://gist.github.com/AndySun25/157da4195c139a38ec3d609a277773cb
To address issue: https://github.com/django-polymorphic/django-polymorphic/issues/244
Added support for Polymorphic Proxy Models
"""

import functools
from django.db import models
from django.db.models.constants import LOOKUP_SEP

mazulo

from django.db import ProgrammingError, models
from django.db.models.constants import LOOKUP_SEP
from django.db.models.query import normalize_prefetch_lookups
from rest_framework import serializers
from rest_framework.utils import model_meta

class OptimizeModelViewSetMetaclass(type):
    """
    This metaclass optimizes the REST API view queryset using `prefetch_related` and `select_related`
    if the `serializer_class` is an instance of `serializers.ModelSerializer`.

mazulo

Flask-SQLAlchemy Caching

The following gist is an extract of the article Flask-SQLAlchemy Caching. It allows automated simple cache query and invalidation of cache relations through event among other features.

Usage

retrieve one object

# pulling one User object

user = User.query.get(1)

mazulo

#!/usr/bin/env bash

# set your own root folders, all children folders will become options for in sessionizer menu
root_folders="$HOME/projects $HOME/work $HOME/.config"

function attach_session() {
    local session_root=$1
    local session_name=$(basename "$session_root" | tr . _)
    cd $session_root
    zellij attach --create $session_name