"""simple docstring"""







from __future__ import annotations

from typing import Generic, TypeVar

SCREAMING_SNAKE_CASE									=						TypeVar('T')



class  _lowerCamelCase			(Generic[T]     ):







				def __init__( self    :       Any			,					lowerCamelCase_    :       T						):

					"""simple docstring"""






					_lowercase :    List[str]							=							data
					_lowercase :    Any							=							self
					_lowercase :    Optional[Any]							=							0



class  _lowerCamelCase			(Generic[T]     ):







				def __init__( self    :       Optional[int]						):

					"""simple docstring"""






					_lowercase :    Union[str, Any]							=							{}







				def 							__UpperCAmelCase					( self    :       str			,					lowerCamelCase_    :       T						):

					"""simple docstring"""






					_lowercase :    List[Any]							=							DisjointSetTreeNode(_A						)







				def 							__UpperCAmelCase					( self    :       List[Any]			,					lowerCamelCase_    :       T						):

					"""simple docstring"""






					_lowercase :    List[Any]							=							self.map[data]
					if elem_ref != elem_ref.parent:
						_lowercase :    Tuple							=							self.find_set(elem_ref.parent.data						)
					return elem_ref.parent







				def 							__UpperCAmelCase					( self    :       List[Any]			,					lowerCamelCase_    :       DisjointSetTreeNode[T]			,					lowerCamelCase_    :       DisjointSetTreeNode[T]						):

					"""simple docstring"""






					if nodea.rank > nodea.rank:
						_lowercase :    int							=							nodea
					else:
						_lowercase :    Optional[Any]							=							nodea
						if nodea.rank == nodea.rank:
							nodea.rank += 1







				def 							__UpperCAmelCase					( self    :       List[Any]			,					lowerCamelCase_    :       T			,					lowerCamelCase_    :       T						):

					"""simple docstring"""






					self.link(self.find_set(_A						)			,					self.find_set(_A						)						)



class  _lowerCamelCase			(Generic[T]     ):







				def __init__( self    :       Any						):

					"""simple docstring"""






					_lowercase :    List[str]							=							{}







				def 							__UpperCAmelCase					( self    :       Optional[int]			,					lowerCamelCase_    :       T						):

					"""simple docstring"""






					if node not in self.connections:
						_lowercase :    List[Any]							=							{}







				def 							__UpperCAmelCase					( self    :       Tuple			,					lowerCamelCase_    :       T			,					lowerCamelCase_    :       T			,					lowerCamelCase_    :       int						):

					"""simple docstring"""






					self.add_node(_A						)
					self.add_node(_A						)
					_lowercase :    Optional[Any]							=							weight
					_lowercase :    Any							=							weight







				def 							__UpperCAmelCase					( self    :       Optional[int]						):

					"""simple docstring"""






					_lowercase :    Tuple							=							[]
					_lowercase :    Optional[Any]							=							set()
					for start in self.connections:
						for end in self.connections[start]:
							if (start, end) not in seen:
								seen.add((end, start)						)
								edges.append((start, end, self.connections[start][end])						)
					edges.sort(key=lambda lowerCamelCase_						: x[2]						)

					# creating the disjoint set
					_lowercase :    Union[str, Any]							=							DisjointSetTree[T]()
					for node in self.connections:
						disjoint_set.make_set(_A						)

					# MST generation
					_lowercase :    Any							=							0
					_lowercase :    Union[str, Any]							=							0
					_lowercase :    Optional[int]							=							GraphUndirectedWeighted[T]()
					while num_edges < len(self.connections						) - 1:
						_lowercase				,      _lowercase				,      _lowercase :    Union[str, Any]							=							edges[index]
						index += 1
						_lowercase :    str							=							disjoint_set.find_set(_A						)
						_lowercase :    Union[str, Any]							=							disjoint_set.find_set(_A						)
						if parent_u != parent_v:
							num_edges += 1
							graph.add_edge(_A			,					_A			,					_A						)
							disjoint_set.union(_A			,					_A						)
					return graph
"""simple docstring"""







import os
from typing import Optional

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



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







				def __init__( self    :       str			,					lowerCamelCase_    :       str = ""			,					lowerCamelCase_    :       Optional[str] = None			,					lowerCamelCase_    :       Optional[dict] = None			,					**lowerCamelCase_    :       List[str]						):

					"""simple docstring"""






					super().__init__(self			,					**lowerCamelCase_						)
					# always open as "rb" since fsspec can then use the TextIOWrapper to make it work for "r" mode
					_lowercase :    Union[str, Any]							=							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 {})			,					)
					_lowercase :    str							=							os.path.basename(self.file.path.split('::'						)[0]						)
					_lowercase :    Optional[int]							=							(
					    self.compressed_name[: self.compressed_name.rindex('.'						)]
					    if '.' in self.compressed_name
					    else self.compressed_name
					)
					_lowercase :    str							=							None







				@classmethod
				def 							__UpperCAmelCase					( cls    :       int			,					lowerCamelCase_    :       List[str]						):

					"""simple docstring"""






					return super()._strip_protocol(lowerCamelCase_						).lstrip('/'						)







				def 							__UpperCAmelCase					( self    :       Optional[Any]						):

					"""simple docstring"""






					if self.dir_cache is None:
						_lowercase :    Tuple							=							{**self.file.fs.info(self.file.path						), 'name': self.uncompressed_name}
						_lowercase :    int							=							{f['name']: f}







				def 							__UpperCAmelCase					( self    :       List[str]			,					lowerCamelCase_    :       str						):

					"""simple docstring"""






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







				def 							__UpperCAmelCase					( self    :       Dict			,					lowerCamelCase_    :       str			,					lowerCamelCase_    :       str = "rb"			,					lowerCamelCase_    :       str=None			,					lowerCamelCase_    :       str=True			,					lowerCamelCase_    :       Union[str, Any]=None			,					**lowerCamelCase_    :       Optional[int]			,					):

					"""simple docstring"""






					_lowercase :    Union[str, Any]							=							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  _lowerCamelCase			(__lowerCamelCase     ):
				_snake_case     =  "bz2"
				_snake_case     =  "bz2"
				_snake_case     =  ".bz2"



class  _lowerCamelCase			(__lowerCamelCase     ):
				_snake_case     =  "gzip"
				_snake_case     =  "gzip"
				_snake_case     =  ".gz"



class  _lowerCamelCase			(__lowerCamelCase     ):
				_snake_case     =  "lz4"
				_snake_case     =  "lz4"
				_snake_case     =  ".lz4"



class  _lowerCamelCase			(__lowerCamelCase     ):
				_snake_case     =  "xz"
				_snake_case     =  "xz"
				_snake_case     =  ".xz"



class  _lowerCamelCase			(__lowerCamelCase     ):
				_snake_case     =  "zstd"
				_snake_case     =  "zstd"
				_snake_case     =  ".zst"







				def __init__( self    :       Union[str, Any]			,					lowerCamelCase_    :       str			,					lowerCamelCase_    :       str = "rb"			,					lowerCamelCase_    :       Optional[str] = None			,					lowerCamelCase_    :       Optional[dict] = None			,					lowerCamelCase_    :       int = DEFAULT_BLOCK_SIZE			,					**lowerCamelCase_    :       int			,					):

					"""simple docstring"""






					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
					_lowercase :    Any							=							self.file.__enter__



					class  _lowerCamelCase			:







									def __init__( self    :       Any			,					lowerCamelCase_    :       List[Any]						):

										"""simple docstring"""






										_lowercase :    Tuple							=							file_







									def __enter__( self    :       str						):

										"""simple docstring"""






										self._file.__enter__()
										return self







									def __exit__( self    :       Union[str, Any]			,					*lowerCamelCase_    :       Optional[Any]			,					**lowerCamelCase_    :       Union[str, Any]						):

										"""simple docstring"""






										self._file.__exit__(*lowerCamelCase_			,					**lowerCamelCase_						)







									def __iter__( self    :       Optional[int]						):

										"""simple docstring"""






										return iter(self._file						)







									def 							__UpperCAmelCase					( self    :       int						):

										"""simple docstring"""






										return next(self._file						)







									def __getattr__( self    :       List[str]			,					lowerCamelCase_    :       str						):

										"""simple docstring"""






										return getattr(self._file			,					lowerCamelCase_						)

					def fixed_enter(*lowerCamelCase_    :       List[Any]			,					**lowerCamelCase_    :       int						):
						return WrappedFile(_enter(*lowerCamelCase_			,					**lowerCamelCase_						)						)

					_lowercase :    Optional[int]							=							fixed_enter



