





'''simple docstring'''



from pathlib import PurePosixPath
from typing import Optional

import fsspec
from fsspec import AbstractFileSystem
from huggingface_hub.hf_api import DatasetInfo

from ..utils.file_utils import get_authentication_headers_for_url
from ..utils.hub import hf_hub_url






class 							__lowercase    ( A_  ):







	'''simple docstring'''

	a      :			Optional[int]     =    ""
	a      :			Optional[int]     =    "hf-legacy"  # "hf://"" is reserved for hffs


	def __init__(self       ,_lowerCamelCase = None       ,_lowerCamelCase = None       ,**_lowerCamelCase       ,)							->							Optional[int]:







				'''simple docstring'''





				super().__init__(self       ,**snake_case__	)
				__lowercase			  =							repo_info
				__lowercase			  =							token
				__lowercase			  =							None


	def   _UpperCAmelCase       (self	)							->							Any:







				'''simple docstring'''





				if self.dir_cache is None:
							__lowercase			  =							{}
							for hf_file in self.repo_info.siblings:
										# TODO(QL): add sizes
										__lowercase			  =							{
										    "name": hf_file.rfilename,
										    "size": None,
										    "type": "file",
										}
										self.dir_cache.update(
										    {
										        str(snake_case__	): {'''name''': str(snake_case__	), '''size''': None, '''type''': '''directory'''}
										        for d in list(PurePosixPath(hf_file.rfilename	).parents	)[:-1]
										    }	)


	def   _UpperCAmelCase       (self       ,_lowerCamelCase       ,_lowerCamelCase = "rb"       ,**_lowerCamelCase       ,)							->							Union[str, Any]:







				'''simple docstring'''





				if not isinstance(self.repo_info       ,snake_case__	):
							raise NotImplementedError(f"Open is only implemented for dataset repositories, but got {self.repo_info}"	)
				__lowercase			  =							hf_hub_url(self.repo_info.id       ,snake_case__       ,revision=self.repo_info.sha	)
				return fsspec.open(
				    snake_case__       ,mode=snake_case__       ,headers=get_authentication_headers_for_url(snake_case__       ,use_auth_token=self.token	)       ,client_kwargs={'''trust_env''': True}       ,).open()


	def   _UpperCAmelCase       (self       ,_lowerCamelCase       ,**_lowerCamelCase	)							->							List[str]:







				'''simple docstring'''





				self._get_dirs()
				__lowercase			  =							self._strip_protocol(snake_case__	)
				if path in self.dir_cache:
							return self.dir_cache[path]
				else:
							raise FileNotFoundError(snake_case__	)


	def   _UpperCAmelCase       (self       ,_lowerCamelCase       ,_lowerCamelCase=False       ,**_lowerCamelCase	)							->							Optional[int]:







				'''simple docstring'''





				self._get_dirs()
				__lowercase			  =							PurePosixPath(path.strip('''/'''	)	)
				__lowercase			  =							{}
				for p, f in self.dir_cache.items():
							__lowercase			  =							PurePosixPath(p.strip('''/'''	)	)
							__lowercase			  =							p.parent
							if root == path:
										__lowercase			  =							f
				__lowercase			  =							list(paths.values()	)
				if detail:
							return out
				else:
							return sorted(f['''name'''] for f in out	)










'''simple docstring'''



def 				_lowerCAmelCase  (			lowerCamelCase_     :					str						,    lowerCamelCase_     :					str			):
			__lowercase			  =							len(lowerCamelCase_			) + 1
			__lowercase			  =							len(lowerCamelCase_			) + 1

			# dp is a 2d matrix where dp[i][j] denotes whether prefix string of
			# length i of input_string matches with prefix string of length j of
			# given pattern.
			# "dp" stands for dynamic programming.
			__lowercase			  =							[[0 for i in range(lowerCamelCase_			)] for j in range(lowerCamelCase_			)]

			# since string of zero length match pattern of zero length
			__lowercase			  =							1

			# since pattern of zero length will never match with string of non-zero length
			for i in range(1						,    lowerCamelCase_			):
						__lowercase			  =							0

			# since string of zero length will match with pattern where there
			# is at least one * alternatively
			for j in range(1						,    lowerCamelCase_			):
						__lowercase			  =							dp[0][j - 2] if pattern[j - 1] == '''*''' else 0

			# now using bottom-up approach to find for all remaining lengths
			for i in range(1						,    lowerCamelCase_			):
						for j in range(1						,    lowerCamelCase_			):
									if input_string[i - 1] == pattern[j - 1] or pattern[j - 1] == ".":
												__lowercase			  =							dp[i - 1][j - 1]

									elif pattern[j - 1] == "*":
												if dp[i][j - 2] == 1:
															__lowercase			  =							1
												elif pattern[j - 2] in (input_string[i - 1], "."):
															__lowercase			  =							dp[i - 1][j]
												else:
															__lowercase			  =							0
									else:
												__lowercase			  =							0

			return bool(dp[-1][-1]			)


if __name__ == "__main__":
	import doctest

	doctest.testmod()
	# inputing the strings
	# input_string = input("input a string :")
	# pattern = input("input a pattern :")

	_SCREAMING_SNAKE_CASE   =      '''aab'''
	_SCREAMING_SNAKE_CASE   =      '''c*a*b'''

	# using function to check whether given string matches the given pattern
	if match_pattern(input_string, pattern):
		print(f'''{input_string} matches the given pattern {pattern}''')
	else:
		print(f'''{input_string} does not match with the given pattern {pattern}''')





