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Callbacks: Determine the syntax for calling a function from evaluated code
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When a user authors an evaluated (code) implementation, what syntax should they use for indicating a callback to the orchestrator? This should be specified both for JavaScript implementations and for python implementations.

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DMartin-WMF created this task.Jan 22 2026, 4:47 AM
Restricted Application added a subscriber: Aklapper. · View Herald TranscriptJan 22 2026, 4:47 AM
DMartin-WMF changed the task status from Open to In Progress.Jan 22 2026, 4:50 AM
DMartin-WMF claimed this task.
DMartin-WMF triaged this task as Medium priority.
DMartin-WMF added a parent task: T321866: Support Evaluator-Orchestrator Callbacks in Wikifunctions Backend Components.
DMartin-WMF moved this task from Incoming to In Engineering on the Abstract Wikipedia team (26Q3 (Jan–Mar)) board.
DMartin-WMF mentioned this in T415474: WikiLambda: Support the use of Z16K3 / 'has callbacks to the orchestrator'.Jan 26 2026, 1:47 AM
DMartin-WMF mentioned this in T321866: Support Evaluator-Orchestrator Callbacks in Wikifunctions Backend Components.Jan 26 2026, 2:27 AM
DMartin-WMF edited parent tasks, added: T415476: Implement Python executor functionality for Evaluator-Orchestrator Callbacks; removed: T321866: Support Evaluator-Orchestrator Callbacks in Wikifunctions Backend Components.Jan 26 2026, 5:22 AM
Jdforrester-WMF added a parent task: T415481: Implement JavaScript executor functionality for Evaluator-Orchestrator Callbacks.Jan 26 2026, 3:03 PM
DMartin-WMF renamed this task from Reentrancy: Determine the syntax for calling a function from evaluated code to Callbacks: Determine the syntax for calling a function from evaluated code.Jan 27 2026, 12:04 AM
DMartin-WMF updated the task description. (Show Details)
Jdforrester-WMF added a project: OKR-Work.Wed, Feb 18, 11:24 PM
DMartin-WMF added a comment.Tue, Feb 24, 6:22 PM

We settled on this:
Wikifunctions.Call( <Function ZID>, arg1, arg2, ... )

DMartin-WMF closed this task as Resolved.Tue, Feb 24, 6:23 PM
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