




'''simple docstring'''
import importlib
import shutil
import threading
import warnings
from typing import List

import fsspec
import fsspec.asyn

from . import compression
from .hffilesystem import HfFileSystem


_SCREAMING_SNAKE_CASE			=						importlib.util.find_spec("s3fs") is not None

if _has_safs:
							from .safilesystem import SaFileSystem  # noqa: F401

_SCREAMING_SNAKE_CASE			=						[
    compression.BzaFileSystem,
    compression.GzipFileSystem,
    compression.LzaFileSystem,
    compression.XzFileSystem,
    compression.ZstdFileSystem,
]

# Register custom filesystems
for fs_class in COMPRESSION_FILESYSTEMS + [HfFileSystem]:
							if fs_class.protocol in fsspec.registry and fsspec.registry[fs_class.protocol] is not fs_class:
														warnings.warn(f"""A filesystem protocol was already set for {fs_class.protocol} and will be overwritten.""")
							fsspec.register_implementation(fs_class.protocol, fs_class, clobber=True)





def 			lowerCamelCase(							SCREAMING_SNAKE_CASE_     )		->		str:
			if "://" in dataset_path:
						A_									= dataset_path.split('://'     )[1]
			return dataset_path





def 			lowerCamelCase(							SCREAMING_SNAKE_CASE_     )		->		bool:
			if fs is not None and fs.protocol != "file":
						return True
			else:
						return False





def 			lowerCamelCase(							SCREAMING_SNAKE_CASE_       ,SCREAMING_SNAKE_CASE_       ,SCREAMING_SNAKE_CASE_     )		->		Optional[Any]:
			A_									= not is_remote_filesystem(SCREAMING_SNAKE_CASE_     )
			if is_local:
						# LocalFileSystem.mv does copy + rm, it is more efficient to simply move a local directory
						shutil.move(fs._strip_protocol(SCREAMING_SNAKE_CASE_     )       ,fs._strip_protocol(SCREAMING_SNAKE_CASE_     )     )
			else:
						fs.mv(SCREAMING_SNAKE_CASE_       ,SCREAMING_SNAKE_CASE_       ,recursive=SCREAMING_SNAKE_CASE_     )






def 			lowerCamelCase(							)		->		None:
			if hasattr(fsspec.asyn       ,'reset_lock'     ):
						# for future fsspec>2022.05.0
						fsspec.asyn.reset_lock()
			else:
						A_									= None
						A_									= None
						A_									= threading.Lock()










'''simple docstring'''
import pytest

from datasets.splits import SplitDict, SplitInfo
from datasets.utils.py_utils import asdict





@pytest.mark.parametrize(
    'split_dict'       ,[
        SplitDict(),
        SplitDict({'train': SplitInfo(name='train'       ,num_bytes=1337       ,num_examples=42       ,dataset_name='my_dataset'     )}     ),
        SplitDict({'train': SplitInfo(name='train'       ,num_bytes=1337       ,num_examples=42     )}     ),
        SplitDict({'train': SplitInfo()}     ),
    ]       ,)
def 			lowerCamelCase(							SCREAMING_SNAKE_CASE_     )		->		List[str]:
			A_									= split_dict._to_yaml_list()
			assert len(SCREAMING_SNAKE_CASE_     ) == len(SCREAMING_SNAKE_CASE_     )
			A_									= SplitDict._from_yaml_list(SCREAMING_SNAKE_CASE_     )
			for split_name, split_info in split_dict.items():
						# dataset_name field is deprecated, and is therefore not part of the YAML dump
						A_									= None
						# the split name of split_dict takes over the name of the split info object
						A_									= split_name
			assert split_dict == reloaded






@pytest.mark.parametrize(
    'split_info'       ,[SplitInfo(), SplitInfo(dataset_name=SCREAMING_SNAKE_CASE_     ), SplitInfo(dataset_name='my_dataset'     )]     )
def 			lowerCamelCase(							SCREAMING_SNAKE_CASE_     )		->		Optional[Any]:
			# For backward compatibility, we need asdict(split_dict) to return split info dictrionaries with the "dataset_name"
			# field even if it's deprecated. This way old versionso of `datasets` can still reload dataset_infos.json files
			A_									= asdict(SplitDict({'train': split_info}     )     )
			assert "dataset_name" in split_dict_asdict["train"]
			assert split_dict_asdict["train"]["dataset_name"] == split_info.dataset_name




