Spaces:
Running
Running
| from __future__ import annotations | |
| from copy import deepcopy | |
| from typing import Any | |
| _FIELD_VERIFICATION_NOTE = ( | |
| "No disease-specific claim for this field has been verified in the " | |
| "project source registry. Local agricultural review is required." | |
| ) | |
| _EXPERT_REVIEW_NOTE = ( | |
| "Ask a local agricultural expert to verify the image and field conditions " | |
| "before taking disease-specific action." | |
| ) | |
| _SOURCE_BY_LABEL = { | |
| "Wheat___Brown_Rust": ["SRC-005"], | |
| "Wheat___Yellow_Rust": ["SRC-005"], | |
| } | |
| _SUPPORTED_LABELS = { | |
| "Corn___Common_Rust": ("Common rust", "corn"), | |
| "Corn___Gray_Leaf_Spot": ("Gray leaf spot", "corn"), | |
| "Rice___Brown_Spot": ("Brown spot", "rice"), | |
| "Rice___Leaf_Blast": ("Leaf blast", "rice"), | |
| "Wheat___Brown_Rust": ("Brown rust", "wheat"), | |
| "Wheat___Yellow_Rust": ("Yellow rust", "wheat"), | |
| } | |
| def _field(items: list[str], source_ids: list[str]) -> dict[str, Any]: | |
| return { | |
| "items": list(items), | |
| "provenance_status": "local_verification_required", | |
| "sources": list(source_ids), | |
| } | |
| def _entry(label: str, disease_name: str, crop: str) -> dict[str, Any]: | |
| source_ids = _SOURCE_BY_LABEL.get(label, []) | |
| return { | |
| "label": label, | |
| "disease_name": disease_name, | |
| "crop": crop, | |
| "evidence_status": "local_verification_required", | |
| "symptoms": _field([_FIELD_VERIFICATION_NOTE], source_ids), | |
| "possible_lookalikes": _field([_FIELD_VERIFICATION_NOTE], source_ids), | |
| "favourable_conditions": _field([_FIELD_VERIFICATION_NOTE], source_ids), | |
| "prevention": _field([_FIELD_VERIFICATION_NOTE], source_ids), | |
| "immediate_safe_actions": _field([_FIELD_VERIFICATION_NOTE], source_ids), | |
| "when_to_contact_expert": _field([_EXPERT_REVIEW_NOTE], source_ids), | |
| "evidence_note": ( | |
| "The source registry currently verifies only institutional " | |
| "diagnostic/advisory context for these entries, not the " | |
| "disease-specific claims above." | |
| ), | |
| } | |
| _KNOWLEDGE_BASE = { | |
| label: _entry(label, disease_name, crop) | |
| for label, (disease_name, crop) in _SUPPORTED_LABELS.items() | |
| } | |
| def get_disease_knowledge(label: Any) -> dict[str, Any] | None: | |
| """Return a defensive copy of structured evidence-aware disease knowledge.""" | |
| if not isinstance(label, str): | |
| return None | |
| entry = _KNOWLEDGE_BASE.get(label) | |
| return deepcopy(entry) if entry is not None else None | |