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feat/uploader thread#1507

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Nexisato wants to merge 12 commits intomainfrom
feat/uploader-thread
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feat/uploader thread#1507
Nexisato wants to merge 12 commits intomainfrom
feat/uploader-thread

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@Nexisato
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Description

  • Refactor for uploader thread

Introduce a lightweight Timer scheduler (swanlab.sdk.internal.pkg.timer) implemented with a daemon thread, supporting fixed or dynamic intervals, optional immediate execution, cooperative cancel(), restartable start()/run() (logs a warning if already running), join(), execution_count and is_running properties, and defensive interval validation. The Timer logs task and strategy errors via console and ensures the running task is not forcibly killed. Add comprehensive unit tests covering basic scheduling, immediate run, dynamic interval strategy, cancel interrupting sleep, error resilience, double-run warning, restart behavior, and invalid interval rejection, plus a fixture that cleans up timers after each test.
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Summary of Changes

Hello, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!

This pull request introduces a new, robust Timer utility designed for scheduling periodic tasks within the application, likely to support features such as an uploader thread as indicated by the PR title. Concurrently, it enhances development workflow by adding a clean command to the Makefile, which automates the removal of Python cache files, improving repository hygiene and build consistency.

Highlights

  • New clean command and script: A new clean target has been added to the Makefile, which executes a bash script to recursively remove Python cache files (__pycache__ directories and .pyc files) and any empty parent directories that result from the cleanup.
  • Introduction of Timer utility class: A new Timer class has been implemented for scheduling periodic tasks. It utilizes a daemon thread for background execution, supports both fixed and dynamic intervals, and provides cooperative cancellation to prevent interrupting ongoing tasks.
  • Comprehensive unit tests for Timer: Extensive unit tests have been added for the Timer class, covering various functionalities such as basic interval execution, immediate task execution, dynamic interval strategies, cancellation behavior, error resilience, and handling of invalid interval inputs.

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Changelog
  • Makefile
    • Added clean to the .PHONY declaration.
    • Introduced a new clean target that executes a bash script to remove Python cache files.
  • scripts/clean_pycache.sh
    • Added a new bash script to recursively delete __pycache__ directories and .pyc files, also removing empty parent directories.
  • swanlab/sdk/internal/pkg/timer/init.py
    • Added a new Timer class for scheduling periodic tasks with features like daemon threads, cooperative cancellation, fixed/dynamic intervals, and error handling.
  • tests/unit/sdk/internal/pkg/timer/test_timer.py
    • Added a new test file containing unit tests for the Timer class, verifying its functionality, error resilience, and lifecycle management.
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Code Review

This pull request introduces a new Timer utility class for scheduling periodic tasks, complete with comprehensive unit tests. It also adds a clean script to the Makefile for removing Python cache files. The Timer class is well-designed, thread-safe, and robust. My review includes one suggestion to reset the execution counter when the timer is restarted, which will make its behavior more predictable, especially when using dynamic intervals.

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/gemini review

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Code Review

This pull request refactors the data uploading mechanism by introducing a dedicated uploader thread. The changes are extensive, adding a new uploader package with logic for batching, threading, and a no-op transport layer for future integration with a Go sidecar. A generic Timer utility and a script for cleaning Python cache have also been added. The code is well-structured, documented, and accompanied by thorough unit tests.

My main feedback is regarding a potential race condition in log_collector.py due to an unsafe custom lock implementation. Using threading.Lock would resolve this and make the synchronization more robust and efficient. Overall, this is a solid improvement for handling data uploads asynchronously.

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