<aside> 🔩

Meters: models, views, signals, forms, and routes

</aside>

Overview

This page describes data structures and logic for metering devices in the NetZero system: models, methods, signals, views, forms, and routes. Organized by file with code snippets and brief summaries.

models.py — Data models

signals.py — Signals

views.py — Views

urls.py — Routes

forms.py — Forms

Performance and security notes

• Indexing: slug, building, device, timestamp(year, month) for fast lookups
• Access: inherit rights from Building, least-privilege principle
• Aggregations: cache monthly totals, update via post_save