






"""simple docstring"""
import os
from typing import Optional

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







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





	def __init__( self   :					List[Any]      ,      lowerCAmelCase_   :					str = ""      ,      lowerCAmelCase_   :					Optional[str] = None      ,      lowerCAmelCase_   :					Optional[dict] = None      ,      **lowerCAmelCase_   :					List[str]		)		->     List[Any]:
				super().__init__(self      ,      **lowerCAmelCase_		)
				# always open as "rb" since fsspec can then use the TextIOWrapper to make it work for "r" mode
				UpperCAmelCase_	:					Dict     	=   fsspec.open(
				    lowerCAmelCase_      ,      mode="rb"      ,      protocol=lowerCAmelCase_      ,      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_	:					Optional[int]     	=   os.path.basename(self.file.path.split("::"		)[0]		)
				UpperCAmelCase_	:					Any     	=   (
				    self.compressed_name[: self.compressed_name.rindex("."		)]
				    if "." in self.compressed_name
				    else self.compressed_name
				)
				UpperCAmelCase_	:					Any     	=   None





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





	def 	_SCREAMING_SNAKE_CASE ( self   :					Union[str, Any]		)		->     List[str]:
				if self.dir_cache is None:
							UpperCAmelCase_	:					Optional[Any]     	=   {**self.file.fs.info(self.file.path		), "name": self.uncompressed_name}
							UpperCAmelCase_	:					str     	=   {f["name"]: f}





	def 	_SCREAMING_SNAKE_CASE ( self   :					int      ,      lowerCAmelCase_   :					str		)		->     Any:
				return self.file.open().read()





	def 	_SCREAMING_SNAKE_CASE ( self   :					Optional[int]      ,      lowerCAmelCase_   :					str      ,      lowerCAmelCase_   :					str = "rb"      ,      lowerCAmelCase_   :					List[str]=None      ,      lowerCAmelCase_   :					List[str]=True      ,      lowerCAmelCase_   :					int=None      ,      **lowerCAmelCase_   :					Tuple      ,      )		->     Tuple:
				UpperCAmelCase_	:					List[str]     	=   self._strip_protocol(lowerCAmelCase_		)
				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      UpperCamelCase_			(__A	):
	__magic_name__       =							'''bz2'''
	__magic_name__       =							'''bz2'''
	__magic_name__       =							'''.bz2'''







class      UpperCamelCase_			(__A	):
	__magic_name__       =							'''gzip'''
	__magic_name__       =							'''gzip'''
	__magic_name__       =							'''.gz'''







class      UpperCamelCase_			(__A	):
	__magic_name__       =							'''lz4'''
	__magic_name__       =							'''lz4'''
	__magic_name__       =							'''.lz4'''







class      UpperCamelCase_			(__A	):
	__magic_name__       =							'''xz'''
	__magic_name__       =							'''xz'''
	__magic_name__       =							'''.xz'''







class      UpperCamelCase_			(__A	):
	__magic_name__       =							'''zstd'''
	__magic_name__       =							'''zstd'''
	__magic_name__       =							'''.zst'''





	def __init__( self   :					Tuple      ,      lowerCAmelCase_   :					str      ,      lowerCAmelCase_   :					str = "rb"      ,      lowerCAmelCase_   :					Optional[str] = None      ,      lowerCAmelCase_   :					Optional[dict] = None      ,      lowerCAmelCase_   :					int = DEFAULT_BLOCK_SIZE      ,      **lowerCAmelCase_   :					List[Any]      ,      )		->     Dict:
				super().__init__(
				    fo=lowerCAmelCase_      ,      mode=lowerCAmelCase_      ,      target_protocol=lowerCAmelCase_      ,      target_options=lowerCAmelCase_      ,      block_size=lowerCAmelCase_      ,      **lowerCAmelCase_      ,      )
				# 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_	:					Optional[Any]     	=   self.file.__enter__







				class      UpperCamelCase_			:





					def __init__( self   :					Tuple      ,      lowerCAmelCase_   :					List[Any]		)		->     List[Any]:
								UpperCAmelCase_	:					Optional[int]     	=   file_





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





					def __exit__( self   :					Union[str, Any]      ,      *lowerCAmelCase_   :					int      ,      **lowerCAmelCase_   :					int		)		->     Optional[int]:
								self._file.__exit__(*lowerCAmelCase_      ,      **lowerCAmelCase_		)





					def __iter__( self   :					Optional[int]		)		->     int:
								return iter(self._file		)





					def 	_SCREAMING_SNAKE_CASE ( self   :					Optional[int]		)		->     int:
								return next(self._file		)





					def __getattr__( self   :					Optional[int]      ,      lowerCAmelCase_   :					Optional[Any]		)		->     List[Any]:
								return getattr(self._file      ,      lowerCAmelCase_		)

				def fixed_enter(*lowerCAmelCase_   :					int      ,      **lowerCAmelCase_   :					Optional[Any]		):
							return WrappedFile(_enter(*lowerCAmelCase_      ,      **lowerCAmelCase_		)		)

				UpperCAmelCase_	:					List[Any]     	=   fixed_enter










from dataclasses import dataclass, field
from typing import ClassVar, Dict

from ..features import Features, Value
from .base import TaskTemplate




@dataclass(frozen=A__    )
class 			__UpperCamelCase    (							A__    ):
     __A	:  str							  =   field(default="""language-modeling"""	, metadata={"""include_in_asdict_even_if_is_default""": True}    )

     __A	:  ClassVar[Features]							  =   Features({"""text""": Value("""string"""    )}    )
     __A	:  ClassVar[Features]							  =   Features({}    )
     __A	:  str							  =   "text"





     @property
     def 		UpperCamelCase(     self					):
        return {self.text_column: "text"}