gestrich/python-architecture

cli-architecture

Structure CLI applications using command dispatcher pattern. Covers entry points, command routing, argument parsing, and explicit parameter flow. Use when building CLI tools or refactoring command structure.

原文语言：英语

creating-services

Creates new Python service classes following Martin Fowler's Service Layer pattern with constructor-based dependency injection, proper layering (Core vs Composite), and static vs instance method conventions. Use when adding new services or refactoring…

原文语言：英语

identifying-layer-placement

Determines the correct architectural layer (Entry Point/Service/Domain/Infrastructure) for code placement in Python applications using Service Layer pattern. Prevents layer violations and maintains separation of concerns. Use when adding new functionality,…

原文语言：英语

testing-services

Writes unit tests for Python service classes using Arrange-Act-Assert pattern with proper mocking at boundaries. Tests behavior, not implementation. Mocks external systems only (API calls, file I/O, databases). Use when writing tests for services or fixing…

原文语言：英语

python-code-style

Follow Python code organization conventions including method ordering, datetime handling, circular import avoidance, and type annotations. Use when organizing service classes, handling dates, or structuring modules.

原文语言：英语

dependency-injection

Apply constructor-based dependency injection with explicit configuration flow. Covers required dependencies, fail-fast principles, and avoiding optional parameters with default factories. Use when designing service constructors or managing dependencies.

原文语言：英语

domain-modeling

Design domain models following parse-once principle with type-safe APIs, factory methods, and Repository pattern. Use when creating domain models, parsing data structures, or organizing business logic in models.

原文语言：英语