djoek

from datetime import datetime, timezone

non_naive_timestamp = datetime.now(timezone.utc)
iso_timestamp = non_naive_timestamp.isoformat("T") + "Z"

filename_safe_timestamp = f"{non_naive_timestamp:%Y%m%d-%H%M%S%Z}"

djoek

from inspect import signature, Parameter
from typing import Annotated, Callable, get_origin


# Incomplete, should import jsonschema 
python_to_json_schema_types = {
    str: "string",
    int: "integer",
    float: "number",
    bool: "boolean",

djoek

from PIL import Image, ImageFilter


def drop_shadow(layer, color="#000", radius=0, distance=0):
    radius = radius or layer.size[0] // 64
    distance = distance or layer.size[0] // 64

    shadow = Image.new(layer.mode, layer.size, color=color)
    shadow.putalpha(layer.effect_spread(distance).getchannel('A'))

djoek

import csv


class Invisible(csv.Dialect):
    delimiter = chr(0x1f)  # US
    escapechar = None
    lineterminator = chr(0x1e)  # RS
    quoting = csv.QUOTE_NONE

djoek

blueprint:
  name: iluminize ZG2819S-RGBW
  source_url: https://gist.github.com/djoek/ddabd8c94057a86aad1734e0ab513886/raw/bee58d171bc79b7151a65456cc7da670646282c7/iluminize.yaml
  description: Control lights with a iluminize 511.344 RGBW Remote
  domain: automation
  input:
    remote:
      name: Remote
      description: iluminize 511.344 remote to use
      selector:

djoek

from functools import wraps


def memoized_property(fget):
    attr_name = '_{0}'.format(fget.__name__)

    @wraps(fget)
    def fget_memoized(self):
        if not hasattr(self, attr_name):
            setattr(self, attr_name, fget(self))

djoek

.progress-donut {
    background: conic-gradient(
        from -135deg,
        rgba(255, 0, 0, 1.0) 80deg, /* change me for value set */
        rgba(255, 0, 0, 0.3) 0deg 270deg,
        rgba(255, 0, 0, 0.0) 270deg
    );
    mask-image: radial-gradient(
            rgba(0, 0, 0, 0) 25%,
            rgba(0, 0, 0, 1) 25%,

djoek

djoek's FizzBuzz Collection

A collection of FizzBuzz implementations in python I've written and/or collected over the years. No need to comment that most of these are silly, I'm well aware and this is intentional.

djoek

from typing import Union, Awaitable, AsyncIterable

def aiter(o: Union[AsyncIterable, Awaitable], sentinel=None):
    if isinstance(o, AsyncIterable):
        async for item in o:
            yield item
    elif isinstance(o, Awaitable):
        while True:
            val = await o
            if (sentinel is None and val is sentinel) or val == sentinel:

djoek

from numpy import arange, ceil, sqrt

candidates = arange(100)
candidates[1] = 0  # 1 is not a prime

upto = ceil(sqrt(candidates.size)).astype(candidates.dtype)
for c in candidates[2:upto]:
    candidates[2*c::c].fill(0) if c else ...

print(candidates[candidates > 0])