/
config.py
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/
config.py
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import importlib
import os
import platform
from pathlib import Path
from packaging import version
from .utils.logging import get_logger
logger = get_logger(__name__)
# Datasets
S3_DATASETS_BUCKET_PREFIX = "https://s3.amazonaws.com/datasets.huggingface.co/datasets/datasets"
CLOUDFRONT_DATASETS_DISTRIB_PREFIX = "https://cdn-datasets.huggingface.co/datasets/datasets"
REPO_DATASETS_URL = "https://raw.githubusercontent.com/huggingface/datasets/{revision}/datasets/{path}/{name}"
# Metrics
S3_METRICS_BUCKET_PREFIX = "https://s3.amazonaws.com/datasets.huggingface.co/datasets/metrics"
CLOUDFRONT_METRICS_DISTRIB_PREFIX = "https://cdn-datasets.huggingface.co/datasets/metric"
REPO_METRICS_URL = "https://raw.githubusercontent.com/huggingface/datasets/{revision}/metrics/{path}/{name}"
# Hub
HF_ENDPOINT = os.environ.get("HF_ENDPOINT", "https://huggingface.co")
HUB_DATASETS_URL = HF_ENDPOINT + "/datasets/{path}/resolve/{revision}/{name}"
HUB_DEFAULT_VERSION = "main"
PY_VERSION = version.parse(platform.python_version())
if PY_VERSION < version.parse("3.8"):
import importlib_metadata
else:
import importlib.metadata as importlib_metadata
# General environment variables accepted values for booleans
ENV_VARS_TRUE_VALUES = {"1", "ON", "YES", "TRUE"}
ENV_VARS_TRUE_AND_AUTO_VALUES = ENV_VARS_TRUE_VALUES.union({"AUTO"})
# Imports
PYARROW_VERSION = version.parse(importlib_metadata.version("pyarrow"))
USE_TF = os.environ.get("USE_TF", "AUTO").upper()
USE_TORCH = os.environ.get("USE_TORCH", "AUTO").upper()
USE_JAX = os.environ.get("USE_JAX", "AUTO").upper()
TORCH_VERSION = "N/A"
TORCH_AVAILABLE = False
if USE_TORCH in ENV_VARS_TRUE_AND_AUTO_VALUES and USE_TF not in ENV_VARS_TRUE_VALUES:
TORCH_AVAILABLE = importlib.util.find_spec("torch") is not None
if TORCH_AVAILABLE:
try:
TORCH_VERSION = version.parse(importlib_metadata.version("torch"))
logger.info(f"PyTorch version {TORCH_VERSION} available.")
except importlib_metadata.PackageNotFoundError:
pass
else:
logger.info("Disabling PyTorch because USE_TF is set")
TF_VERSION = "N/A"
TF_AVAILABLE = False
if USE_TF in ENV_VARS_TRUE_AND_AUTO_VALUES and USE_TORCH not in ENV_VARS_TRUE_VALUES:
TF_AVAILABLE = importlib.util.find_spec("tensorflow") is not None
if TF_AVAILABLE:
# For the metadata, we have to look for both tensorflow and tensorflow-cpu
for package in [
"tensorflow",
"tensorflow-cpu",
"tensorflow-gpu",
"tf-nightly",
"tf-nightly-cpu",
"tf-nightly-gpu",
"intel-tensorflow",
"tensorflow-rocm",
"tensorflow-macos",
]:
try:
TF_VERSION = version.parse(importlib_metadata.version(package))
except importlib_metadata.PackageNotFoundError:
continue
else:
break
if TF_AVAILABLE:
if TF_VERSION.major < 2:
logger.info(f"TensorFlow found but with version {TF_VERSION}. `datasets` requires version 2 minimum.")
TF_AVAILABLE = False
else:
logger.info(f"TensorFlow version {TF_VERSION} available.")
else:
logger.info("Disabling Tensorflow because USE_TORCH is set")
JAX_VERSION = "N/A"
JAX_AVAILABLE = False
if USE_JAX in ENV_VARS_TRUE_AND_AUTO_VALUES:
JAX_AVAILABLE = importlib.util.find_spec("jax") is not None
if JAX_AVAILABLE:
try:
JAX_VERSION = version.parse(importlib_metadata.version("jax"))
logger.info(f"JAX version {JAX_VERSION} available.")
except importlib_metadata.PackageNotFoundError:
pass
else:
logger.info("Disabling JAX because USE_JAX is set to False")
USE_BEAM = os.environ.get("USE_BEAM", "AUTO").upper()
BEAM_VERSION = "N/A"
BEAM_AVAILABLE = False
if USE_BEAM in ("1", "ON", "YES", "AUTO"):
try:
BEAM_VERSION = version.parse(importlib_metadata.version("apache_beam"))
BEAM_AVAILABLE = True
logger.info("Apache Beam version {} available.".format(BEAM_VERSION))
except importlib_metadata.PackageNotFoundError:
pass
else:
logger.info("Disabling Apache Beam because USE_BEAM is set to False")
# Optional compression tools
RARFILE_AVAILABLE = importlib.util.find_spec("rarfile") is not None
ZSTANDARD_AVAILABLE = importlib.util.find_spec("zstandard") is not None
LZ4_AVAILABLE = importlib.util.find_spec("lz4") is not None
# Cache location
DEFAULT_XDG_CACHE_HOME = "~/.cache"
XDG_CACHE_HOME = os.getenv("XDG_CACHE_HOME", DEFAULT_XDG_CACHE_HOME)
DEFAULT_HF_CACHE_HOME = os.path.join(XDG_CACHE_HOME, "huggingface")
HF_CACHE_HOME = os.path.expanduser(os.getenv("HF_HOME", DEFAULT_HF_CACHE_HOME))
DEFAULT_HF_DATASETS_CACHE = os.path.join(HF_CACHE_HOME, "datasets")
HF_DATASETS_CACHE = Path(os.getenv("HF_DATASETS_CACHE", DEFAULT_HF_DATASETS_CACHE))
DEFAULT_HF_METRICS_CACHE = os.path.join(HF_CACHE_HOME, "metrics")
HF_METRICS_CACHE = Path(os.getenv("HF_METRICS_CACHE", DEFAULT_HF_METRICS_CACHE))
DEFAULT_HF_MODULES_CACHE = os.path.join(HF_CACHE_HOME, "modules")
HF_MODULES_CACHE = Path(os.getenv("HF_MODULES_CACHE", DEFAULT_HF_MODULES_CACHE))
DOWNLOADED_DATASETS_DIR = "downloads"
DEFAULT_DOWNLOADED_DATASETS_PATH = os.path.join(HF_DATASETS_CACHE, DOWNLOADED_DATASETS_DIR)
DOWNLOADED_DATASETS_PATH = Path(os.getenv("HF_DATASETS_DOWNLOADED_DATASETS_PATH", DEFAULT_DOWNLOADED_DATASETS_PATH))
EXTRACTED_DATASETS_DIR = "extracted"
DEFAULT_EXTRACTED_DATASETS_PATH = os.path.join(DEFAULT_DOWNLOADED_DATASETS_PATH, EXTRACTED_DATASETS_DIR)
EXTRACTED_DATASETS_PATH = Path(os.getenv("HF_DATASETS_EXTRACTED_DATASETS_PATH", DEFAULT_EXTRACTED_DATASETS_PATH))
# Batch size constants. For more info, see:
# https://github.com/apache/arrow/blob/master/docs/source/cpp/arrays.rst#size-limitations-and-recommendations)
DEFAULT_MAX_BATCH_SIZE = 10_000
# Pickling tables works only for small tables (<4GiB)
# For big tables, we write them on disk instead
MAX_TABLE_NBYTES_FOR_PICKLING = 4 << 30
# Offline mode
HF_DATASETS_OFFLINE = os.environ.get("HF_DATASETS_OFFLINE", "AUTO").upper()
if HF_DATASETS_OFFLINE in ("1", "ON", "YES"):
HF_DATASETS_OFFLINE = True
else:
HF_DATASETS_OFFLINE = False
# In-memory
DEFAULT_IN_MEMORY_MAX_SIZE = 0 # Disabled
IN_MEMORY_MAX_SIZE = float(os.environ.get("HF_DATASETS_IN_MEMORY_MAX_SIZE", DEFAULT_IN_MEMORY_MAX_SIZE))
# File names
DATASET_ARROW_FILENAME = "dataset.arrow"
DATASET_INDICES_FILENAME = "indices.arrow"
DATASET_STATE_JSON_FILENAME = "state.json"
DATASET_INFO_FILENAME = "dataset_info.json"
DATASETDICT_INFOS_FILENAME = "dataset_infos.json"
LICENSE_FILENAME = "LICENSE"
METRIC_INFO_FILENAME = "metric_info.json"
DATASETDICT_JSON_FILENAME = "dataset_dict.json"
MODULE_NAME_FOR_DYNAMIC_MODULES = "datasets_modules"
MAX_DATASET_CONFIG_ID_READABLE_LENGTH = 255
# Streaming
STREAMING_READ_MAX_RETRIES = 3
STREAMING_READ_RETRY_INTERVAL = 1