
'''simple docstring'''
import importlib
import shutil
import threading
import warnings
from typing import List

import fsspec
import fsspec.asyn

from . import compression
from .hffilesystem import HfFileSystem


lowercase__											=importlib.util.find_spec('s3fs') is not None

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

lowercase__											=[
    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      UpperCamelCase_				(      A__						):
	if "://" in dataset_path:
		a_      				=						dataset_path.split("""://"""						)[1]
	return dataset_path






def      UpperCamelCase_				(      A__						):
	if fs is not None and fs.protocol != "file":
		return True
	else:
		return False






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






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


'''simple docstring'''
def      UpperCamelCase_				(      A__  ,      A__  ,      A__						):

	def count_of_possible_combinations(A__						) -> int:
		if target < 0:
			return 0
		if target == 0:
			return 1
		return sum(count_of_possible_combinations(target - item						) for item in array						)

	return count_of_possible_combinations(A__						)






def      UpperCamelCase_				(      A__  ,      A__  ,      A__						):

	def count_of_possible_combinations_with_dp_array(
	    A__  ,      A__						) -> int:
		if target < 0:
			return 0
		if target == 0:
			return 1
		if dp_array[target] != -1:
			return dp_array[target]
		a_      				=						sum(
		    count_of_possible_combinations_with_dp_array(target - item  ,      A__						)
		    for item in array						)
		a_      				=						answer
		return answer

	a_      				=						[-1] * (target + 1)
	return count_of_possible_combinations_with_dp_array(A__  ,      A__						)






def      UpperCamelCase_				(      A__  ,      A__  ,      A__						):
	a_      				=						[0] * (target + 1)
	a_      				=						1

	for i in range(1  ,      target + 1						):
		for j in range(A__						):
			if i - array[j] >= 0:
				dp_array[i] += dp_array[i - array[j]]

	return dp_array[target]


if __name__ == "__main__":
		import doctest

		doctest.testmod()
		lowercase__											=3
		lowercase__											=5
		lowercase__											=[1, 2, 5]
		print(combination_sum_iv(n, array, target))
