"""simple docstring"""




from __future__ import annotations

class    a_   :




					def __init__(						self    :  int	,    snake_case__    :  List[str]=None  ):
							lowerCAmelCase__   = data
							lowerCAmelCase__   = None




					def __repr__(						self    :  Any  ):
							lowerCAmelCase__   = []
							lowerCAmelCase__   = self
							while temp:
									string_rep.append(F"""{temp.data}"""  )
									lowerCAmelCase__   = temp.next
							return "->".join(snake_case__  )







def 				_UpperCAmelCase		(							lowerCamelCase__  ):





		"""simple docstring"""




		if not elements_list:
				raise Exception("""The Elements List is empty"""  )

		lowerCAmelCase__   = lowerCAmelCase__   = Node(elements_list[0]  )
		for i in range(1      ,	len(lowerCamelCase__  )  ):
				lowerCAmelCase__   = Node(elements_list[i]  )
				lowerCAmelCase__   = current.next
		return head







def 				_UpperCAmelCase		(							lowerCamelCase__  ):





		"""simple docstring"""




		if head_node is not None and isinstance(lowerCamelCase__      ,	lowerCamelCase__  ):
				print_reverse(head_node.next  )
				print(head_node.data  )







def 				_UpperCAmelCase		(							):





		"""simple docstring"""




		from doctest import testmod

		testmod()

		lowerCAmelCase__   = make_linked_list([14, 52, 14, 12, 43]  )
		print("""Linked List:"""  )
		print(lowerCamelCase__  )
		print("""Elements in Reverse:"""  )
		print_reverse(lowerCamelCase__  )


if __name__ == "__main__":
			main()





"""simple docstring"""




import time
from contextlib import contextmanager
from pathlib import Path

import pytest
import requests
from huggingface_hub.hf_api import HfApi, HfFolder


__lowerCAmelCase     :				str    				=    "__DUMMY_TRANSFORMERS_USER__"
__lowerCAmelCase     :				Dict    				=    "Dummy User"
__lowerCAmelCase     :				Optional[Any]    				=    "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"

__lowerCAmelCase     :				str    				=    "https://hub-ci.huggingface.co"
__lowerCAmelCase     :				int    				=    CI_HUB_ENDPOINT + "/datasets/{repo_id}/resolve/{revision}/{path}"
__lowerCAmelCase     :				Dict    				=    CI_HUB_ENDPOINT + "/{repo_id}/resolve/{revision}/{filename}"
__lowerCAmelCase     :				Optional[Any]    				=    Path("~/.huggingface/hub_ci_token").expanduser()







@pytest.fixture
def 				_UpperCAmelCase		(							lowerCamelCase__  ):





		"""simple docstring"""




		monkeypatch.setattr(
		    """huggingface_hub.file_download.HUGGINGFACE_CO_URL_TEMPLATE"""      ,	lowerCamelCase__  )







@pytest.fixture
def 				_UpperCAmelCase		(							lowerCamelCase__  ):





		"""simple docstring"""




		monkeypatch.setattr("""datasets.config.HF_ENDPOINT"""      ,	lowerCamelCase__  )
		monkeypatch.setattr("""datasets.config.HUB_DATASETS_URL"""      ,	lowerCamelCase__  )







@pytest.fixture
def 				_UpperCAmelCase		(							lowerCamelCase__  ):





		"""simple docstring"""




		monkeypatch.setattr("""huggingface_hub.hf_api.HfFolder.path_token"""      ,	lowerCamelCase__  )







@pytest.fixture
def 				_UpperCAmelCase		(							lowerCamelCase__      ,	lowerCamelCase__  ):





		"""simple docstring"""




		HfFolder.save_token(lowerCamelCase__  )
		yield
		HfFolder.delete_token()







@pytest.fixture(scope="""session"""  )
def 				_UpperCAmelCase		(							):





		"""simple docstring"""




		return HfApi(endpoint=lowerCamelCase__  )







@pytest.fixture(scope="""session"""  )
def 				_UpperCAmelCase		(							lowerCamelCase__  ):





		"""simple docstring"""




		lowerCAmelCase__   = HfFolder.get_token()
		HfFolder.save_token(lowerCamelCase__  )
		yield CI_HUB_USER_TOKEN
		if previous_token is not None:
				HfFolder.save_token(lowerCamelCase__  )







@pytest.fixture
def 				_UpperCAmelCase		(							lowerCamelCase__  ):





		"""simple docstring"""




		def _cleanup_repo(lowerCamelCase__  ):
				hf_api.delete_repo(lowerCamelCase__      ,	token=lowerCamelCase__      ,	repo_type="""dataset"""  )

		return _cleanup_repo







@pytest.fixture
def 				_UpperCAmelCase		(							lowerCamelCase__  ):





		"""simple docstring"""




		@contextmanager
		def _temporary_repo(lowerCamelCase__  ):
				try:
						yield repo_id
				finally:
						cleanup_repo(lowerCamelCase__  )

		return _temporary_repo







@pytest.fixture(scope="""session"""  )
def 				_UpperCAmelCase		(							lowerCamelCase__      ,	lowerCamelCase__      ,	lowerCamelCase__  ):





		"""simple docstring"""




		lowerCAmelCase__   = f"""repo_txt_data-{int(time.time() * 10e3  )}"""
		lowerCAmelCase__   = f"""{CI_HUB_USER}/{repo_name}"""
		hf_api.create_repo(lowerCamelCase__      ,	token=lowerCamelCase__      ,	repo_type="""dataset"""      ,	private=lowerCamelCase__  )
		hf_api.upload_file(
		    token=lowerCamelCase__      ,	path_or_fileobj=str(lowerCamelCase__  )      ,	path_in_repo="""data/text_data.txt"""      ,	repo_id=lowerCamelCase__      ,	repo_type="""dataset"""      ,	)
		yield repo_id
		try:
				hf_api.delete_repo(lowerCamelCase__      ,	token=lowerCamelCase__      ,	repo_type="""dataset"""  )
		except (requests.exceptions.HTTPError, ValueError):  # catch http error and token invalid error
				pass







@pytest.fixture()
def 				_UpperCAmelCase		(							lowerCamelCase__      ,	lowerCamelCase__      ,	lowerCamelCase__  ):





		"""simple docstring"""




		return hf_private_dataset_repo_txt_data_







@pytest.fixture(scope="""session"""  )
def 				_UpperCAmelCase		(							lowerCamelCase__      ,	lowerCamelCase__      ,	lowerCamelCase__  ):





		"""simple docstring"""




		lowerCAmelCase__   = f"""repo_zipped_txt_data-{int(time.time() * 10e3  )}"""
		lowerCAmelCase__   = f"""{CI_HUB_USER}/{repo_name}"""
		hf_api.create_repo(lowerCamelCase__      ,	token=lowerCamelCase__      ,	repo_type="""dataset"""      ,	private=lowerCamelCase__  )
		hf_api.upload_file(
		    token=lowerCamelCase__      ,	path_or_fileobj=str(lowerCamelCase__  )      ,	path_in_repo="""data.zip"""      ,	repo_id=lowerCamelCase__      ,	repo_type="""dataset"""      ,	)
		yield repo_id
		try:
				hf_api.delete_repo(lowerCamelCase__      ,	token=lowerCamelCase__      ,	repo_type="""dataset"""  )
		except (requests.exceptions.HTTPError, ValueError):  # catch http error and token invalid error
				pass







@pytest.fixture()
def 				_UpperCAmelCase		(							lowerCamelCase__      ,	lowerCamelCase__      ,	lowerCamelCase__  ):





		"""simple docstring"""




		return hf_private_dataset_repo_zipped_txt_data_







@pytest.fixture(scope="""session"""  )
def 				_UpperCAmelCase		(							lowerCamelCase__      ,	lowerCamelCase__      ,	lowerCamelCase__  ):





		"""simple docstring"""




		lowerCAmelCase__   = f"""repo_zipped_img_data-{int(time.time() * 10e3  )}"""
		lowerCAmelCase__   = f"""{CI_HUB_USER}/{repo_name}"""
		hf_api.create_repo(lowerCamelCase__      ,	token=lowerCamelCase__      ,	repo_type="""dataset"""      ,	private=lowerCamelCase__  )
		hf_api.upload_file(
		    token=lowerCamelCase__      ,	path_or_fileobj=str(lowerCamelCase__  )      ,	path_in_repo="""data.zip"""      ,	repo_id=lowerCamelCase__      ,	repo_type="""dataset"""      ,	)
		yield repo_id
		try:
				hf_api.delete_repo(lowerCamelCase__      ,	token=lowerCamelCase__      ,	repo_type="""dataset"""  )
		except (requests.exceptions.HTTPError, ValueError):  # catch http error and token invalid error
				pass







@pytest.fixture()
def 				_UpperCAmelCase		(							lowerCamelCase__      ,	lowerCamelCase__      ,	lowerCamelCase__  ):





		"""simple docstring"""




		return hf_private_dataset_repo_zipped_img_data_




