Refactored Python CLI and Backend for Modularity

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📅 2025-09-17 — Session: Refactored Python CLI and Backend for Modularity

🕒 21:00–23:45
🏷️ Labels: Python, CLI, Backend, Refactoring, Modularity
📂 Project: Dev
⭐ Priority: MEDIUM

Session Goal

The session focused on refactoring and implementing various components of a Python-based CLI and backend system to enhance modularity, testability, and maintainability.

Key Activities

  • L2 Build CLI and Backend Implementation: Developed the command structure and backend operations for the L2 Build CLI, ensuring separation of concerns.
  • Separation of Concerns in L2 Digest Construction: Implemented modular functions for building and writing L2 digests, enhancing testability.
  • Single-File Publish Pipeline: Created a Python script to manage file publishing, utilizing helper functions for I/O operations.
  • Consolidated Import Block: Organized Python imports to improve code readability.
  • Debugging and Development Log Summary: Reflected on debugging activities from a previous session to inform future development.
  • Resolving Circular Imports: Refactored code to manage dependencies and resolve circular imports.
  • Refactored build_session_index Function: Improved file handling and JSONL processing using new IO helpers.
  • Implementation of load_sessions Function: Developed a function for reading and normalizing session data, ensuring backward compatibility.
  • Refactoring CLI and I/O Structure: Proposed a new architecture for CLI and I/O to improve modularity and testing.
  • Hydration Command Refactor in CLI: Delegated I/O tasks to a dedicated module, consolidating index building.
  • Unified Schema for Event and Session Indexing: Planned a unified approach to improve data handling.
  • Two-Layer Design for Bags-Logs Implementation: Designed a clean, two-layer system for backend and CLI integration.
  • Cohort Units Builder Facade Implementation: Developed a facade for building cohort units from logs, supporting various input methods.

Achievements

  • Successfully refactored and implemented multiple components to enhance the project’s modularity and maintainability.
  • Improved code organization and readability through strategic refactoring and consolidation efforts.

Pending Tasks

  • Further testing and validation of the new CLI and backend architecture to ensure robustness.
  • Implementation of additional features as per future project requirements.

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