signal
From Dontopedia, the open, paraconsistent wiki. (Last updated 2026-06-06.)
signal has 11 facts recorded in Dontopedia across 3 references, with 4 live disagreements.
Mostly:rdf:type(2), provides(2), provides function(2)
Maturity scale
raw canonical shape-checked rule-derived certifiedInbound mentions (4)
Other subjects in dontopedia point AT this entity as a value. These are inverse relationships — e.g. "X motherOf this subject" — and answer questions the forward facts can't. Grouped by predicate.
mentionedModuleMentioned Module(1)
- Assistant
ex:Assistant
providedByProvided by(1)
- Alarm Mechanism
ex:alarm-mechanism
usesUses(1)
- Timeout Context Manager
ex:timeout-context-manager
usesLibraryUses Library(1)
- Python Code Snippet
ex:python-code-snippet
Other facts (10)
The long tail: predicates that appear too rarely to warrant their own section. Filter or scroll to find a specific one. Each row links to its source.
| Predicate | Value | Ref |
|---|---|---|
| Rdf:type | Python Module | [1] |
| Rdf:type | Python Module | [3] |
| Provides | Sigalrm Constant | [1] |
| Provides | Alarm Mechanism | [2] |
| Provides Function | Signal Function | [1] |
| Provides Function | Alarm Function | [1] |
| Has Function | Signal Alarm | [2] |
| Has Function | Signal Signal | [2] |
| Function | Raise Exception After Time | [1] |
| Used by | Timeout Context Manager | [3] |
Timeline
Timeline axis is valid_time — when each source says the fact was true in the world, not when Dontopedia learned about it. Retracted rows are kept for provenance; coloured stripes indicate the context kind.
References (3)
ctx:claims/beam/3f29280b-dc96-4568-a26c-45d36af37079- full textbeam-chunktext/plain1 KB
doc:beam/3f29280b-dc96-4568-a26c-45d36af37079Show excerpt
[Turn 1157] Assistant: Certainly! To add a timeout to your API endpoint, you can use a context manager to handle the timeout logic. In this case, you can use the `signal` module to raise an exception after a specified amount of time, which …
ctx:claims/beam/dd61ca8f-455c-4002-9435-602a40715ea9- full textbeam-chunktext/plain1 KB
doc:beam/dd61ca8f-455c-4002-9435-602a40715ea9Show excerpt
data = {'message': 'Data retrieved successfully'} return jsonify(data) except TimeoutException as e: return jsonify({'error': str(e)}), 504 finally: # Cancel the alarm signal.alarm(0) if __na…
ctx:claims/beam/34382031-0b00-4477-b5e4-dfd35ee992f2- full textbeam-chunktext/plain1 KB
doc:beam/34382031-0b00-4477-b5e4-dfd35ee992f2Show excerpt
signal.alarm(seconds) try: yield finally: signal.alarm(0) signal.signal(signal.SIGALRM, old_signal_handler) @app.errorhandler(SQLAlchemyError) def handle_database_error(error): db.session.rollback() …
See also
Keep researching
Missing something or suspicious of what's here? Kick off a research session — a Claude agent will investigate, cite its sources, and file new facts into a dedicated context you can review before accepting into the shared view.