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

import fsspec
import fsspec.asyn

from . import compression
from .hffilesystem import HfFileSystem


__lowerCamelCase      :			Any							       =		importlib.util.find_spec('''s3fs''') is not None

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

__lowerCamelCase      :			List[compression.BaseCompressedFileFileSystem]							       =		[
    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      __SCREAMING_SNAKE_CASE  ( __UpperCamelCase   :	str     )							-> str:







  """simple docstring"""





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



def      __SCREAMING_SNAKE_CASE  ( __UpperCamelCase   :	fsspec.AbstractFileSystem     )							-> bool:







  """simple docstring"""





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



def      __SCREAMING_SNAKE_CASE  ( __UpperCamelCase   :	fsspec.AbstractFileSystem			,					__UpperCamelCase   :	str			,					__UpperCamelCase   :	str     )							-> str:







  """simple docstring"""





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






def      __SCREAMING_SNAKE_CASE  ( )							-> None:







  """simple docstring"""





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

def      __SCREAMING_SNAKE_CASE  ( __UpperCamelCase   :	List[Any]     )							-> Any:







  """simple docstring"""





  SCREAMING_SNAKE_CASE__      							=				[0] * len(__UpperCamelCase     )
  SCREAMING_SNAKE_CASE__      							=				[]
  SCREAMING_SNAKE_CASE__      							=				[1] * len(__UpperCamelCase     )

  for values in graph.values():
    for i in values:
      indegree[i] += 1

  for i in range(len(__UpperCamelCase     )     ):
    if indegree[i] == 0:
      queue.append(__UpperCamelCase     )

  while queue:
    SCREAMING_SNAKE_CASE__      							=				queue.pop(0     )
    for x in graph[vertex]:
      indegree[x] -= 1

      if long_dist[vertex] + 1 > long_dist[x]:
        SCREAMING_SNAKE_CASE__      							=				long_dist[vertex] + 1

      if indegree[x] == 0:
        queue.append(__UpperCamelCase     )

  print(max(__UpperCamelCase     )     )


# Adjacency list of Graph
__lowerCamelCase      :			int							       =		{0: [2, 3, 4], 1: [2, 7], 2: [5], 3: [5, 7], 4: [7], 5: [6], 6: [7], 7: []}






longest_distance(graph)
