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# Project Policy

This policy provides a single, authoritative, and machine-readable source of truth for AI coding agents and humans, ensuring that all work is governed by clear, unambiguous rules and workflows. It aims to eliminate ambiguity, reduce supervision needs, and facilitate automation while maintaining accountability and compliance with best practices.

# 1. Introduction

> Rationale: Sets the context, actors, and compliance requirements for the policy, ensuring all participants understand their roles and responsibilities.

## 1.1 Actors

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export MY_HOSTNAME=foobar; for n in LocalHostName ComputerName HostName; do sudo scutil --set $n $MY_HOSTNAME; done

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_validator_module = 'django.contrib.auth.password_validation'

AUTH_PASSWORD_VALIDATORS = [
    {'NAME': '%s.UserAttributeSimilarityValidator' % _validator_module},
    {'NAME': '%s.MinimumLengthValidator' % _validator_module},
    {'NAME': '%s.CommonPasswordValidator' % _validator_module},
    {'NAME': '%s.NumericPasswordValidator' % _validator_module},
]

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foo = ["foe", "jong", "hai", 'sambal', 'bij']

for x in range(len(foo) + 1):
    bar = foo[x:]
    while len(bar):
        print('.'.join(bar))
        _ = bar.pop()

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import sys
from django.conf import settings

settings.configure(
    DEBUG=True,
    SECRET_KEY='thisisthesecretkey',
    ROOT_URLCONF=__name__,
    MIDDLEWARE_CLASSES=(
        'django.middleware.common.CommonMiddleware',
        'django.middleware.csrf.CsrfViewMiddleware',

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Transforming Code into Beautiful, Idiomatic Python

Notes from Raymond Hettinger's talk at pycon US 2013 video, slides.

The code examples and direct quotes are all from Raymond's talk. I've reproduced them here for my own edification and the hopes that others will find them as handy as I have!

Looping over a range of numbers

for i in [0, 1, 2, 3, 4, 5]:

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cd `brew --prefix`
git remote add origin https://github.com/mxcl/homebrew.git
git fetch origin
git reset --hard origin/master

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def sieve(limit):
    limit += 1
    primes = []
    a = [True] * limit
    a[0] = a[1] = False
    for (i, prime) in enumerate(a):
        if not prime:
            continue
        primes.append(i)

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<?xml version="1.0" encoding="utf-8"?>
<Clients>
	<Client name="UPC Horizon">
		<!-- Samsung SMT-G7400, the UPC Horizon -->
		<!-- Author: Rense VanderHoek -->
		<!-- DLNA Test Certificate: http://certification.dlna.org/certs/REG47816707.pdf -->
		<Identification>
			<Header name="User-Agent" substring="Linux/2.6.35 UPnP/1.0 NDS_MHF DLNADOC/1.50"/>
			<DeviceDescription type="urn:schemas-upnp-org:device:MediaServer:1">
				<FriendlyName substring="UPC Horizon"/>