93 lines
3 KiB
Python
93 lines
3 KiB
Python
# SPDX-License-Identifier: AGPL-3.0-only
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# Copyright 2026-present the Unsloth AI Inc. team. All rights reserved. See /studio/LICENSE.AGPL-3.0
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"""Validation endpoints for data recipe."""
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from __future__ import annotations
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from typing import Any
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from fastapi import APIRouter, HTTPException
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from core.data_recipe.service import (
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build_config_builder,
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create_data_designer,
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validate_recipe,
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)
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from models.data_recipe import RecipePayload, ValidateError, ValidateResponse
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router = APIRouter()
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def _collect_validation_errors(recipe: dict[str, Any]) -> list[ValidateError]:
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try:
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from data_designer.engine.compiler import (
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_add_internal_row_id_column_if_needed,
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_get_allowed_references,
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_resolve_and_add_seed_columns,
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)
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from data_designer.engine.validation import (
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ViolationLevel,
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validate_data_designer_config,
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)
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except ImportError:
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return []
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try:
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builder = build_config_builder(recipe)
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designer = create_data_designer(recipe)
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resource_provider = designer._create_resource_provider( # type: ignore[attr-defined]
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"validate-configuration",
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builder,
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)
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config = builder.build()
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_resolve_and_add_seed_columns(config, resource_provider.seed_reader)
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_add_internal_row_id_column_if_needed(config)
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violations = validate_data_designer_config(
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columns = config.columns,
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processor_configs = config.processors or [],
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allowed_references = _get_allowed_references(config),
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)
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except (TypeError, ValueError, AttributeError):
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return []
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errors: list[ValidateError] = []
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for violation in violations:
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if violation.level != ViolationLevel.ERROR:
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continue
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code = getattr(violation.type, "value", None)
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path = violation.column if violation.column else None
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message = str(violation.message).strip() or "Validation failed."
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errors.append(
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ValidateError(
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message = message,
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path = path,
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code = code,
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)
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)
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return errors
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@router.post("/validate", response_model = ValidateResponse)
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def validate(payload: RecipePayload) -> ValidateResponse:
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recipe = payload.recipe
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if not recipe.get("columns"):
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return ValidateResponse(
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valid = False,
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errors = [ValidateError(message = "Recipe must include columns.")],
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)
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try:
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validate_recipe(recipe)
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except RuntimeError as exc:
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raise HTTPException(status_code = 503, detail = str(exc)) from exc
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except Exception as exc:
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detail = str(exc).strip() or "Validation failed."
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parsed_errors = _collect_validation_errors(recipe)
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return ValidateResponse(
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valid = False,
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errors = parsed_errors or [ValidateError(message = detail)],
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raw_detail = detail,
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)
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return ValidateResponse(valid = True)
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