
import os
from typing import Optional

import fsspec
from fsspec.archive import AbstractArchiveFileSystem
from fsspec.utils import DEFAULT_BLOCK_SIZE







class   _lowercase						(       __lowerCamelCase				):


     '''simple docstring'''





     _A								=							''
     _A								=							(
         None  # protocol passed in prefix to the url. ex: "gzip", for gzip://file.txt::http://foo.bar/file.txt.gz
     )
     _A								=							None  # compression type in fsspec. ex: "gzip"
     _A								=							None  # extension of the filename to strip. ex: "".gz" to get file.txt from file.txt.gz



     def __init__(      self ,			__UpperCamelCase = "" ,			__UpperCamelCase = None ,			__UpperCamelCase = None ,			**__UpperCamelCase  )->					int:
          super().__init__(self ,			**UpperCAmelCase_  )
          # always open as "rb" since fsspec can then use the TextIOWrapper to make it work for "r" mode
          UpperCAmelCase__							: int 							=						fsspec.open(
              UpperCAmelCase_ ,			mode="rb" ,			protocol=UpperCAmelCase_ ,			compression=self.compression ,			client_kwargs={
                  "requote_redirect_url": False,  # see https://github.com/huggingface/datasets/pull/5459
                  "trust_env": True,  # Enable reading proxy env variables.
                  **(target_options or {}).pop("client_kwargs" ,			{}  ),  # To avoid issues if it was already passed.
              } ,			**(target_options or {}) ,			)
          UpperCAmelCase__							: Tuple 							=						os.path.basename(self.file.path.split("::"  )[0]  )
          UpperCAmelCase__							: Union[str, Any] 							=						(
              self.compressed_name[: self.compressed_name.rindex("."  )]
              if '.' in self.compressed_name
              else self.compressed_name
          )
          UpperCAmelCase__							: str 							=						None



     @classmethod
     def  lowerCAmelCase__       (      cls ,			__UpperCamelCase  )->					List[str]:
          # compressed file paths are always relative to the archive root
          return super()._strip_protocol(UpperCAmelCase_  ).lstrip("/"  )



     def  lowerCAmelCase__       (      self  )->					Dict:
          if self.dir_cache is None:
               UpperCAmelCase__							: Tuple 							=						{**self.file.fs.info(self.file.path  ), 'name': self.uncompressed_name}
               UpperCAmelCase__							: Dict 							=						{f['name']: f}



     def  lowerCAmelCase__       (      self ,			__UpperCamelCase  )->					List[str]:
          return self.file.open().read()



     def  lowerCAmelCase__       (      self ,			__UpperCamelCase ,			__UpperCamelCase = "rb" ,			__UpperCamelCase=None ,			__UpperCamelCase=True ,			__UpperCamelCase=None ,			**__UpperCamelCase ,			)->					Optional[Any]:
          UpperCAmelCase__							: str 							=						self._strip_protocol(UpperCAmelCase_  )
          if mode != "rb":
               raise ValueError(F"Tried to read with mode {mode} on file {self.file.path} opened with mode \'rb\'"  )
          return self.file.open()







class   _lowercase						(       __lowerCamelCase				):


     '''simple docstring'''





     _A								=							'bz2'
     _A								=							'bz2'
     _A								=							'.bz2'







class   _lowercase						(       __lowerCamelCase				):


     '''simple docstring'''





     _A								=							'gzip'
     _A								=							'gzip'
     _A								=							'.gz'







class   _lowercase						(       __lowerCamelCase				):


     '''simple docstring'''





     _A								=							'lz4'
     _A								=							'lz4'
     _A								=							'.lz4'







class   _lowercase						(       __lowerCamelCase				):


     '''simple docstring'''





     _A								=							'xz'
     _A								=							'xz'
     _A								=							'.xz'







class   _lowercase						(       __lowerCamelCase				):


     '''simple docstring'''





     _A								=							'zstd'
     _A								=							'zstd'
     _A								=							'.zst'



     def __init__(      self ,			__UpperCamelCase ,			__UpperCamelCase = "rb" ,			__UpperCamelCase = None ,			__UpperCamelCase = None ,			__UpperCamelCase = DEFAULT_BLOCK_SIZE ,			**__UpperCamelCase ,			)->					str:
          super().__init__(
              fo=UpperCAmelCase_ ,			mode=UpperCAmelCase_ ,			target_protocol=UpperCAmelCase_ ,			target_options=UpperCAmelCase_ ,			block_size=UpperCAmelCase_ ,			**UpperCAmelCase_ ,			)
          # We need to wrap the zstd decompressor to avoid this error in fsspec==2021.7.0 and zstandard==0.15.2:
          #
          # File "/Users/user/.virtualenvs/hf-datasets/lib/python3.7/site-packages/fsspec/core.py", line 145, in open
          #     out.close = close
          # AttributeError: 'zstd.ZstdDecompressionReader' object attribute 'close' is read-only
          #
          # see https://github.com/intake/filesystem_spec/issues/725
          UpperCAmelCase__							: str 							=						self.file.__enter__







          class   _lowercase						:


               '''simple docstring'''





               def __init__(      self ,			__UpperCamelCase  )->					Dict:
                    UpperCAmelCase__							: str 							=						file_



               def __enter__(      self  )->					Optional[Any]:
                    self._file.__enter__()
                    return self



               def __exit__(      self ,			*__UpperCamelCase ,			**__UpperCamelCase  )->					int:
                    self._file.__exit__(*UpperCAmelCase_ ,			**UpperCAmelCase_  )



               def __iter__(      self  )->					Dict:
                    return iter(self._file  )



               def  lowerCAmelCase__       (      self  )->					int:
                    return next(self._file  )



               def __getattr__(      self ,			__UpperCamelCase  )->					Union[str, Any]:
                    return getattr(self._file ,			UpperCAmelCase_  )

          def fixed_enter(*__UpperCamelCase ,			**__UpperCamelCase  ):
               return WrappedFile(_enter(*UpperCAmelCase_ ,			**UpperCAmelCase_  )  )

          UpperCAmelCase__							: str 							=						fixed_enter





"""simple docstring"""




from pathlib import PurePosixPath
from typing import Optional

import fsspec
from fsspec import AbstractFileSystem
from huggingface_hub.hf_api import DatasetInfo

from ..utils.file_utils import get_authentication_headers_for_url
from ..utils.hub import hf_hub_url







class   _lowercase						(       lowerCAmelCase_				):


     '''simple docstring'''





     _A								=							''
     _A								=							'hf-legacy'  # "hf://"" is reserved for hffs



     def __init__(      self ,			__UpperCamelCase = None ,			__UpperCamelCase = None ,			**__UpperCamelCase ,			)->					str:
          super().__init__(self ,			**__UpperCamelCase  )
          UpperCAmelCase__							: int 							=						repo_info
          UpperCAmelCase__							: Optional[int] 							=						token
          UpperCAmelCase__							: Optional[Any] 							=						None



     def  lowerCAmelCase__       (      self  )->					Optional[Any]:
          if self.dir_cache is None:
               UpperCAmelCase__							: str 							=						{}
               for hf_file in self.repo_info.siblings:
                    # TODO(QL): add sizes
                    UpperCAmelCase__							: str 							=						{
                        "name": hf_file.rfilename,
                        "size": None,
                        "type": "file",
                    }
                    self.dir_cache.update(
                        {
                            str(__UpperCamelCase  ): {"name": str(__UpperCamelCase  ), "size": None, "type": "directory"}
                            for d in list(PurePosixPath(hf_file.rfilename  ).parents  )[:-1]
                        }  )



     def  lowerCAmelCase__       (      self ,			__UpperCamelCase ,			__UpperCamelCase = "rb" ,			**__UpperCamelCase ,			)->					List[Any]:
          if not isinstance(self.repo_info ,			__UpperCamelCase  ):
               raise NotImplementedError(F"Open is only implemented for dataset repositories, but got {self.repo_info}"  )
          UpperCAmelCase__							: Union[str, Any] 							=						hf_hub_url(self.repo_info.id ,			__UpperCamelCase ,			revision=self.repo_info.sha  )
          return fsspec.open(
              __UpperCamelCase ,			mode=__UpperCamelCase ,			headers=get_authentication_headers_for_url(__UpperCamelCase ,			use_auth_token=self.token  ) ,			client_kwargs={"trust_env": True} ,			).open()



     def  lowerCAmelCase__       (      self ,			__UpperCamelCase ,			**__UpperCamelCase  )->					List[str]:
          self._get_dirs()
          UpperCAmelCase__							: Union[str, Any] 							=						self._strip_protocol(__UpperCamelCase  )
          if path in self.dir_cache:
               return self.dir_cache[path]
          else:
               raise FileNotFoundError(__UpperCamelCase  )



     def  lowerCAmelCase__       (      self ,			__UpperCamelCase ,			__UpperCamelCase=False ,			**__UpperCamelCase  )->					str:
          self._get_dirs()
          UpperCAmelCase__							: str 							=						PurePosixPath(path.strip("/"  )  )
          UpperCAmelCase__							: Optional[Any] 							=						{}
          for p, f in self.dir_cache.items():
               UpperCAmelCase__							: Optional[int] 							=						PurePosixPath(p.strip("/"  )  )
               UpperCAmelCase__							: Dict 							=						p.parent
               if root == path:
                    UpperCAmelCase__							: Tuple 							=						f
          UpperCAmelCase__							: List[Any] 							=						list(paths.values()  )
          if detail:
               return out
          else:
               return sorted(f["name"] for f in out  )



