NostraDavid

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,

NostraDavid

-- 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

NostraDavid

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

NostraDavid

# 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

NostraDavid

# 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";