validation_exception_handler
From Dontopedia, the open, paraconsistent wiki. (Last updated 2026-06-10.)
validation_exception_handler has 26 facts recorded in Dontopedia across 2 references, with 2 live disagreements.
Mostly:returns json response(3), rdf:type(2), returns status code(2)
Maturity scale
raw canonical shape-checked rule-derived certifiedInbound mentions (5)
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.
hasExceptionHandlerHas Exception Handler(1)
- Fastapi App
ex:fastapi-app
hasExceptionUrlMappingHas Exception Url Mapping(1)
- Fastapi App
ex:fastapi-app
instantiatedByInstantiated by(1)
- Json Response
ex:JSONResponse
usedByUsed by(1)
- Json Response
ex:JSONResponse
usesExceptionHandlerUses Exception Handler(1)
- Fastapi App
ex:fastapi-app
Other facts (25)
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 |
|---|---|---|
| Returns Json Response | Json Response 422 | [1] |
| Returns Json Response | Validation Error Response | [1] |
| Returns Json Response | true | [2] |
| Rdf:type | Exception Handler | [1] |
| Rdf:type | Exception Handler | [2] |
| Returns Status Code | 422 | [1] |
| Returns Status Code | 422 | [2] |
| Accepts Parameter | request | [2] |
| Accepts Parameter | exc | [2] |
| Handles Exception Type | Request Validation Error | [1] |
| Returns Detail Field | Exc Errors | [1] |
| Returns Body Field | Exc Body | [1] |
| Handles Request Validation Error | true | [1] |
| Accepts Request Parameter | Request Object | [1] |
| Accepts Exception Parameter | Exc Object | [1] |
| Accepts Request | Request Object | [1] |
| Accepts Exception | Exc Object | [1] |
| Returns Detail Content | Exc Errors Content | [1] |
| Returns Body Content | Exc Body Content | [1] |
| Handles | Request Validation Error | [2] |
| Returns Content | detail | [2] |
| Calls Method on | Exc.errors | [2] |
| Registered on | Fastapi App | [2] |
| Invokes Method | Exc.errors | [2] |
| Decorated With | Exception Handler Decorator | [2] |
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 (2)
ctx:claims/beam/5b09c77d-d033-4401-a5c8-735eba9f4469- full textbeam-chunktext/plain1 KB
doc:beam/5b09c77d-d033-4401-a5c8-735eba9f4469Show excerpt
import logging app = FastAPI() # Configure logging logging.basicConfig(level=logging.INFO) class TeamTask(BaseModel): task_id: int = Field(..., gt=0) role: str = Field(..., min_length=1) @app.exception_handler(RequestValidationE…
ctx:claims/beam/94f938c8-a720-49b6-b3a0-954e19a5384f- full textbeam-chunktext/plain1 KB
doc:beam/94f938c8-a720-49b6-b3a0-954e19a5384fShow excerpt
from fastapi.responses import JSONResponse from fastapi.exceptions import RequestValidationError from starlette.exceptions import HTTPException as StarletteHTTPException app = FastAPI() # Middleware for CORS app.add_midd…
See also
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