ParagEkbote commented on code in PR #76317: URL: https://github.com/apache/airflow/pull/76317#discussion_r4505543459
########## providers/huggingface/src/airflow/providers/huggingface/operators/datasets.py: ########## @@ -0,0 +1,639 @@ +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. +"""Operators to load, transform, and publish Hugging Face datasets.""" + +from __future__ import annotations + +import hashlib +import json +from pathlib import Path +import tempfile +from typing import Any, Callable + +import pyarrow.parquet as parquet +from datasets import ClassLabel, Dataset, DatasetDict, Features, Sequence, Value + +from airflow.providers.common.compat.sdk import Asset, BaseOperator, Context, ObjectStoragePath + +from airflow.providers.huggingface.hooks.huggingface import HuggingFaceHook + + +def _path(uri: str, *, conn_id: str | None = None) -> ObjectStoragePath: + """Resolve a URI through Airflow's configured object-storage filesystems.""" + return ObjectStoragePath(uri, conn_id=conn_id) + + +def _reference(reference: str | dict[str, Any]) -> str: + if isinstance(reference, dict): + uri = reference.get("uri") + if not uri: + raise ValueError("Artifact reference must contain a non-empty 'uri'.") + return uri + if not isinstance(reference, str) or not reference: + raise ValueError("Artifact reference must be a URI or contain a 'uri'.") + return reference + + +def _sha256_path(uri: str, *, conn_id: str | None = None) -> str: + digest = hashlib.sha256() + with _path(uri, conn_id=conn_id).open("rb") as stream: + for chunk in iter(lambda: stream.read(1024 * 1024), b""): + digest.update(chunk) + return digest.hexdigest() + + +def _validate_feature(feature: Any, field_name: str) -> None: + """Allow Parquet-safe scalar, class-label, and nested sequence features.""" + if isinstance(feature, (Value, ClassLabel)): + return + if isinstance(feature, Sequence): Review Comment: Sure, updated to include `Large List` as inputs -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
