import os
from typing import Optional

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





class UpperCAmelCase						( __A  ):


				'''simple docstring'''






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



						"""simple docstring"""





						super().__init__(self		,     **lowercase )
						# always open as "rb" since fsspec can then use the TextIOWrapper to make it work for "r" mode
						A_		:    Any         =				fsspec.open(
						    lowercase		,     mode='rb'		,     protocol=lowercase		,     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 {})		,     )
						A_		:    Optional[int]         =				os.path.basename(self.file.path.split('::' )[0] )
						A_		:    Optional[Any]         =				(
						    self.compressed_name[: self.compressed_name.rindex('.' )]
						    if '.' in self.compressed_name
						    else self.compressed_name
						)
						A_		:    Dict         =				None
				@classmethod
				def   lowerCAmelCase_       (						cls		,     lowercase ):



						"""simple docstring"""





						return super()._strip_protocol(lowercase ).lstrip('/' )
				def   lowerCAmelCase_       (						self ):



						"""simple docstring"""





						if self.dir_cache is None:
								A_		:    Optional[Any]         =				{**self.file.fs.info(self.file.path ), 'name': self.uncompressed_name}
								A_		:    Optional[int]         =				{f['name']: f}
				def   lowerCAmelCase_       (						self		,     lowercase ):



						"""simple docstring"""





						return self.file.open().read()







				def   lowerCAmelCase_       (						self		,     lowercase		,     lowercase = "rb"		,     lowercase=None		,     lowercase=True		,     lowercase=None		,     **lowercase		,     ):



						"""simple docstring"""





						A_		:    Optional[int]         =				self._strip_protocol(lowercase )
						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  ):


				'''simple docstring'''






				lowerCamelCase_    = '''bz2'''
				lowerCamelCase_    = '''bz2'''
				lowerCamelCase_    = '''.bz2'''





class UpperCAmelCase						( __A  ):


				'''simple docstring'''






				lowerCamelCase_    = '''gzip'''
				lowerCamelCase_    = '''gzip'''
				lowerCamelCase_    = '''.gz'''





class UpperCAmelCase						( __A  ):


				'''simple docstring'''






				lowerCamelCase_    = '''lz4'''
				lowerCamelCase_    = '''lz4'''
				lowerCamelCase_    = '''.lz4'''





class UpperCAmelCase						( __A  ):


				'''simple docstring'''






				lowerCamelCase_    = '''xz'''
				lowerCamelCase_    = '''xz'''
				lowerCamelCase_    = '''.xz'''





class UpperCAmelCase						( __A  ):


				'''simple docstring'''






				lowerCamelCase_    = '''zstd'''
				lowerCamelCase_    = '''zstd'''
				lowerCamelCase_    = '''.zst'''
				def __init__(						self		,     lowercase		,     lowercase = "rb"		,     lowercase = None		,     lowercase = None		,     lowercase = DEFAULT_BLOCK_SIZE		,     **lowercase		,     ):



						"""simple docstring"""





						super().__init__(
						    fo=lowercase		,     mode=lowercase		,     target_protocol=lowercase		,     target_options=lowercase		,     block_size=lowercase		,     **lowercase		,     )
						# 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
						A_		:    List[str]         =				self.file.__enter__





						class UpperCAmelCase						:


										'''simple docstring'''






										def __init__(						self		,     lowercase ):



												"""simple docstring"""





												A_		:    Any         =				file_
										def __enter__(						self ):



												"""simple docstring"""





												self._file.__enter__()
												return self
										def __exit__(						self		,     *lowercase		,     **lowercase ):



												"""simple docstring"""





												self._file.__exit__(*lowercase		,     **lowercase )
										def __iter__(						self ):



												"""simple docstring"""





												return iter(self._file )
										def   lowerCAmelCase_       (						self ):



												"""simple docstring"""





												return next(self._file )







										def __getattr__(						self		,     lowercase ):



												"""simple docstring"""





												return getattr(self._file		,     lowercase )

						def fixed_enter(*lowercase		,     **lowercase ):
								return WrappedFile(_enter(*lowercase		,     **lowercase ) )

						A_		:    List[Any]         =				fixed_enter







from ..utils import DummyObject, requires_backends





class UpperCAmelCase						( metaclass=__A  ):


				'''simple docstring'''






				lowerCamelCase_    = ['''onnx''']
				def __init__(						self		,     *lowercase		,     **lowercase ):



						"""simple docstring"""





						requires_backends(self		,     ['onnx'] )
				@classmethod
				def   lowerCAmelCase_       (						cls		,     *lowercase		,     **lowercase ):



						"""simple docstring"""





						requires_backends(cls		,     ['onnx'] )







				@classmethod
				def   lowerCAmelCase_       (						cls		,     *lowercase		,     **lowercase ):



						"""simple docstring"""





						requires_backends(cls		,     ['onnx'] )






