Principle:Pola rs Polars API Documentation Linking
| Knowledge Sources | |
|---|---|
| Domains | Documentation, API_Reference |
| Last Updated | 2026-02-09 09:00 GMT |
Overview
Mechanism that centralizes API-to-documentation URL mappings to generate consistent, cross-referenced hyperlinks across multi-language code examples.
Description
Documentation for multi-language libraries (Python + Rust) faces the challenge of keeping API references consistent and up-to-date across hundreds of code examples. Rather than hardcoding URLs in each example, a centralized registry maps short API identifiers to their canonical documentation URLs for each language. This enables documentation build tools to automatically generate clickable, tabbed code blocks where API names link to the correct reference page for each language. Structured entries can include additional metadata like display names and required feature flags, enabling the build system to show contextual information about API availability.
Usage
Use this principle when maintaining documentation for libraries with large API surfaces across multiple languages. The centralized mapping approach ensures URL consistency, simplifies updates when documentation URLs change, and reduces the maintenance burden of keeping code examples in sync with API reference pages.
Theoretical Basis
Centralized API Registry Pattern:
# Abstract algorithm
resolve_api_link(api_name, language):
entry = registry[language][api_name]
if entry is string:
return Link(name=api_name, url=entry)
else:
return Link(name=entry.name, url=entry.link, flags=entry.feature_flags)