	# This flake provides a development shell for the NostraDavid playground.
	# I use it to setup a .venv - once that's up, you can do whatever you want.
	# I auto-activate the .venv using some private bash scripts
	# run commands for this file:
	# nix develop .#impure
	# nix develop .#uv2nix
	# file inspiration: https://pyproject-nix.github.io/uv2nix/usage/hello-world.html
	{
	description = "Development shell for NostraDavid playground";

	# Get editor completions based on the config schema
	"$schema" = 'https://starship.rs/config-schema.json'

	# `prev_bg` is a special variable that sets the background color to the previous
	# module's background color, which is useful for creating a seamless transition between
	# modules. For example, you can use it to create a seamless transition between the
	# `directory` and `git_branch` modules.

	# You can also override fg and bg colors for each module. `fg:prev_bg fg:light_bg` means
	# that the foreground color is the previous module's background color, but if there is

	# /// script
	# requires-python = ">=3.13"
	# dependencies = [
	# "polars",
	# ]
	# ///
	from pathlib import Path
	from typing import OrderedDict
	import polars as pl

	-- Pull in the wezterm API
	local wezterm = require 'wezterm'

	-- This will hold the configuration.
	local config = wezterm.config_builder()

	-- Set font to JetBrains Mono NF
	config.font = wezterm.font('JetBrainsMono Nerd Font')
	config.font_size = 10

Pythonic Data Engineering Style Guide

The Essence of Style

Our coding style is a collective effort, blending engineering and art, aiming for precision and creativity. The best is yet to come.

Why Have Style?

Good style advances our design goals: readability, maintainability, performance,

	#!/usr/bin/env bash

	# Set your GitHub token here
	GITHUB_TOKEN="<token goes here>"

	# Make the cURL request to GitHub API and store the response
	response=$(curl -s -H "Authorization: token $GITHUB_TOKEN" \
	-H "Accept: application/vnd.github+json" \
	"https://api.github.com/user/repos?per_page=100")

	# in Terminal
	sudo --login
	# as su
	usermod -aG sudo david
	# ctrl-d
	# reboot
	# back in terminal
	sudo apt install flatpak
	sudo flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo

javascript: (() => {let output = "";const es = document.querySelectorAll("[class*='min-h-[20px]']");const today = `${new Date().toISOString().slice(0, 19)}Z`;output += `---\ndate: "${today}"\n---\n#\n%60;for (let i = 0; i < es.length; i++) {const first = es[i].firstChild;if (!first) continue;if (first.nodeType === Node.TEXT_NODE) {let lines = first.textContent.split("\n"); for (let i = 0; i < lines.length; i++) {const line = lines[i];output += %60\n> ${line}%60;}output += %60\n%60;}if (first.nodeType === Node.ELEMENT_NODE) {const childNodes = first.childNodes;for (let j = 0; j < childNodes.length; j++) {const childNode = childNodes[j];if (childNode.nodeType === Node.ELEMENT_NODE) {let tagName = childNode.tagName;let textContent = childNode.textContent;switch (tagName) {case "P":output += %60\n${textContent}%60;break;case "OL":output += %60\n%60;childNode.childNodes.forEach((el, index) => {if (el.nodeType === Node.ELEMENT_NODE && el.tagName === "LI") {output += %60${index + 1}. ${el.textContent}\n%60;}});break

	# Note that the "# %%" thing is from Jupyter Notebooks, which should be supported by vscode by default :)
	# Just run the code with the "run code" button that pops up right above the "# %%"
	# %%
	import functools
	from typing import Callable

	ComposableFunction = Callable[[float], float]


	def compose(*functions: ComposableFunction) -> ComposableFunction:

	# ignore all root items, not recursively
	/*

	# whitelist dirs
	!docs
	!example_data
	!requirements
	!src
	!tests