feature: add execution framework with LocalExecutor and CeleryExecutor #600
Conversation
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Collaborator
MarcusHsieh
commented
Jan 20, 2026
MarcusHsieh
commented
- LocalExecutor: Process pool-based local execution with sample expansion
- CeleryExecutor: Distributed execution using pure chain/group patterns (no chords)
- SampleExpander: Sample workspace isolation with hierarchical directory structure
- WorkflowManager: High-level orchestrator that coordinates execution
Execution Module (merlin/execution/): - base.py: TaskExecutor abstract base class - models.py: ExecutionContext, TaskResult, TaskStatus - sample_expander.py: SampleExpander for sample workspace isolation - local.py: LocalExecutor using ProcessPoolExecutor - celery.py: CeleryExecutor with chain/group pattern - workflow_manager.py: WorkflowManager orchestrator DAG Module (merlin/dag/): - dag.py: ExecutionDAG with group_tasks() for execution planning - models.py: ExecutionPlan, ExecutionLevel, TaskChain dataclasses
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
1 participant
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.