import importlib
import shutil
import threading
import warnings
from typing import List

import fsspec
import fsspec.asyn

from . import compression
from .hffilesystem import HfFileSystem


UpperCamelCase__											=					importlib.util.find_spec('s3fs') is not None

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

UpperCamelCase__											=					[
    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_ (     __A							)     ->				str:







      '''simple docstring'''


      if "://" in dataset_path:
            UpperCAmelCase__								=  dataset_path.split("://"							)[1]
      return dataset_path




def    lowerCAmelCase_ (     __A							)     ->				bool:







      '''simple docstring'''


      if fs is not None and fs.protocol != "file":
            return True
      else:
            return False




def    lowerCAmelCase_ (     __A,  __A,  __A							)     ->				List[str]:







      '''simple docstring'''


      UpperCAmelCase__								=  not is_remote_filesystem(__A							)
      if is_local:
            # LocalFileSystem.mv does copy + rm, it is more efficient to simply move a local directory
            shutil.move(fs._strip_protocol(__A							),  fs._strip_protocol(__A							)							)
      else:
            fs.mv(__A,  __A,  recursive=__A							)







def    lowerCAmelCase_ (     )     ->				None:







      '''simple docstring'''


      if hasattr(fsspec.asyn,  "reset_lock"							):
            # for future fsspec>2022.05.0
            fsspec.asyn.reset_lock()
      else:
            UpperCAmelCase__								=  None
            UpperCAmelCase__								=  None
            UpperCAmelCase__								=  threading.Lock()











import os
from pathlib import Path
from unittest.mock import patch

import pytest
import zstandard as zstd

from datasets.download.download_config import DownloadConfig
from datasets.utils.file_utils import (
    OfflineModeIsEnabled,
    cached_path,
    fsspec_get,
    fsspec_head,
    ftp_get,
    ftp_head,
    get_from_cache,
    http_get,
    http_head,
)


lowercase  							=					"\\n    Text data.\n    Second line of data."

lowercase  							=					"file"





@pytest.fixture(scope='session')
def 						__UpperCAmelCase			(     a_):
							snake_case_				=							tmp_path_factory.mktemp('data') / (FILE_PATH + '.zstd')
							snake_case_				=							bytes(a_							,     'utf-8')
							with zstd.open(a_							,     'wb') as f:
														f.write(a_)
							return path





@pytest.fixture
def 						__UpperCAmelCase			(     a_):
							with open(os.path.join(tmpfs.local_root_dir							,     a_)							,     'w') as f:
														f.write(a_)
							return FILE_PATH





@pytest.mark.parametrize('compression_format'							,     ['gzip', 'xz', 'zstd'])
def 						__UpperCAmelCase			(     a_							,     a_							,     a_							,     a_							,     a_							,     a_):
							snake_case_				=							{'gzip': gz_file, 'xz': xz_file, 'zstd': zstd_path}
							snake_case_				=							input_paths[compression_format]
							snake_case_				=							tmp_path / 'cache'
							snake_case_				=							DownloadConfig(cache_dir=a_							,     extract_compressed_file=a_)
							snake_case_				=							cached_path(a_							,     download_config=a_)
							with open(a_) as f:
														snake_case_				=							f.read()
							with open(a_) as f:
														snake_case_				=							f.read()
							assert extracted_file_content == expected_file_content





@pytest.mark.parametrize('default_extracted'							,     [True, False])
@pytest.mark.parametrize('default_cache_dir'							,     [True, False])
def 						__UpperCAmelCase			(     a_							,     a_							,     a_							,     a_							,     a_):
							snake_case_				=							'custom_cache'
							snake_case_				=							'custom_extracted_dir'
							snake_case_				=							tmp_path / 'custom_extracted_path'
							if default_extracted:
														snake_case_				=							('downloads' if default_cache_dir else custom_cache_dir, 'extracted')
							else:
														monkeypatch.setattr('datasets.config.EXTRACTED_DATASETS_DIR'							,     a_)
														monkeypatch.setattr('datasets.config.EXTRACTED_DATASETS_PATH'							,     str(a_))
														snake_case_				=							custom_extracted_path.parts[-2:] if default_cache_dir else (custom_cache_dir, custom_extracted_dir)

							snake_case_				=							xz_file
							snake_case_				=							(
							    DownloadConfig(extract_compressed_file=a_)
							    if default_cache_dir
							    else DownloadConfig(cache_dir=tmp_path / custom_cache_dir							,     extract_compressed_file=a_)
							)
							snake_case_				=							cached_path(a_							,     download_config=a_)
							assert Path(a_).parent.parts[-2:] == expected





def 						__UpperCAmelCase			(     a_):
							# absolute path
							snake_case_				=							str(Path(a_).resolve())
							assert cached_path(a_) == text_file
							# relative path
							snake_case_				=							str(Path(a_).resolve().relative_to(Path(os.getcwd())))
							assert cached_path(a_) == text_file





def 						__UpperCAmelCase			(     a_):
							# absolute path
							snake_case_				=							str(tmp_path.resolve() / '__missing_file__.txt')
							with pytest.raises(a_):
														cached_path(a_)
							# relative path
							snake_case_				=							'./__missing_file__.txt'
							with pytest.raises(a_):
														cached_path(a_)





def 						__UpperCAmelCase			(     a_):
							snake_case_				=							get_from_cache(f'''tmp://{tmpfs_file}''')
							with open(a_) as f:
														snake_case_				=							f.read()
							assert output_file_content == FILE_CONTENT





@patch('datasets.config.HF_DATASETS_OFFLINE'							,     a_)
def 						__UpperCAmelCase			(     ):
							with pytest.raises(a_):
														cached_path('https://huggingface.co')





@patch('datasets.config.HF_DATASETS_OFFLINE'							,     a_)
def 						__UpperCAmelCase			(     a_):
							snake_case_				=							tmp_path_factory.mktemp('data') / 'file.html'
							with pytest.raises(a_):
														http_get('https://huggingface.co'							,     temp_file=a_)
							with pytest.raises(a_):
														http_head('https://huggingface.co')





@patch('datasets.config.HF_DATASETS_OFFLINE'							,     a_)
def 						__UpperCAmelCase			(     a_):
							snake_case_				=							tmp_path_factory.mktemp('data') / 'file.html'
							with pytest.raises(a_):
														ftp_get('ftp://huggingface.co'							,     temp_file=a_)
							with pytest.raises(a_):
														ftp_head('ftp://huggingface.co')





@patch('datasets.config.HF_DATASETS_OFFLINE'							,     a_)
def 						__UpperCAmelCase			(     a_):
							snake_case_				=							tmp_path_factory.mktemp('data') / 'file.html'
							with pytest.raises(a_):
														fsspec_get('s3://huggingface.co'							,     temp_file=a_)
							with pytest.raises(a_):
														fsspec_head('s3://huggingface.co')





