

import time
from contextlib import contextmanager
from pathlib import Path

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


a__												=						'''__DUMMY_TRANSFORMERS_USER__'''
a__												=						'''Dummy User'''
a__												=						'''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'''

a__												=						'''https://hub-ci.huggingface.co'''
a__												=						CI_HUB_ENDPOINT + '''/datasets/{repo_id}/resolve/{revision}/{path}'''
a__												=						CI_HUB_ENDPOINT + '''/{repo_id}/resolve/{revision}/{filename}'''
a__												=						Path('''~/.huggingface/hub_ci_token''').expanduser()



@pytest.fixture
def   __UpperCAmelCase					(      __a :     Tuple      )     ->	Dict:

					"""simple docstring"""

					monkeypatch.setattr(
					    '''huggingface_hub.file_download.HUGGINGFACE_CO_URL_TEMPLATE'''						,__a      )



@pytest.fixture
def   __UpperCAmelCase					(      __a :     Dict      )     ->	List[str]:

					"""simple docstring"""

					monkeypatch.setattr('''datasets.config.HF_ENDPOINT'''						,__a      )
					monkeypatch.setattr('''datasets.config.HUB_DATASETS_URL'''						,__a      )



@pytest.fixture
def   __UpperCAmelCase					(      __a :     Optional[int]      )     ->	Union[str, Any]:

					"""simple docstring"""

					monkeypatch.setattr('''huggingface_hub.hf_api.HfFolder.path_token'''						,__a      )



@pytest.fixture
def   __UpperCAmelCase					(      __a :     Optional[int]						,__a :     Dict      )     ->	Union[str, Any]:

					"""simple docstring"""

					HfFolder.save_token(__a      )
					yield
					HfFolder.delete_token()



@pytest.fixture(scope='''session'''      )
def   __UpperCAmelCase					(      )     ->	str:

					"""simple docstring"""

					return HfApi(endpoint=__a      )



@pytest.fixture(scope='''session'''      )
def   __UpperCAmelCase					(      __a :     HfApi      )     ->	List[Any]:

					"""simple docstring"""

					_a      :       Optional[int]   =						HfFolder.get_token()
					HfFolder.save_token(__a      )
					yield CI_HUB_USER_TOKEN
					if previous_token is not None:
										HfFolder.save_token(__a      )



@pytest.fixture
def   __UpperCAmelCase					(      __a :     Optional[int]      )     ->	Dict:

					"""simple docstring"""

					def _cleanup_repo(__a :     int      ):
										hf_api.delete_repo(__a						,token=__a						,repo_type='''dataset'''      )

					return _cleanup_repo



@pytest.fixture
def   __UpperCAmelCase					(      __a :     List[str]      )     ->	int:

					"""simple docstring"""

					@contextmanager
					def _temporary_repo(__a :     Optional[Any]      ):
										try:
															yield repo_id
										finally:
															cleanup_repo(__a      )

					return _temporary_repo



@pytest.fixture(scope='''session'''      )
def   __UpperCAmelCase					(      __a :     HfApi						,__a :     str						,__a :     int      )     ->	Dict:

					"""simple docstring"""

					_a      :       List[str]   =						F"""repo_txt_data-{int(time.time() * 10E3      )}"""
					_a      :       List[Any]   =						F"""{CI_HUB_USER}/{repo_name}"""
					hf_api.create_repo(__a						,token=__a						,repo_type='''dataset'''						,private=__a      )
					hf_api.upload_file(
					    token=__a						,path_or_fileobj=str(__a      )						,path_in_repo='''data/text_data.txt'''						,repo_id=__a						,repo_type='''dataset'''						,)
					yield repo_id
					try:
										hf_api.delete_repo(__a						,token=__a						,repo_type='''dataset'''      )
					except (requests.exceptions.HTTPError, ValueError):  # catch http error and token invalid error
										pass



@pytest.fixture()
def   __UpperCAmelCase					(      __a :     int						,__a :     List[Any]						,__a :     Dict      )     ->	List[Any]:

					"""simple docstring"""

					return hf_private_dataset_repo_txt_data_



@pytest.fixture(scope='''session'''      )
def   __UpperCAmelCase					(      __a :     HfApi						,__a :     str						,__a :     Tuple      )     ->	Dict:

					"""simple docstring"""

					_a      :       List[str]   =						F"""repo_zipped_txt_data-{int(time.time() * 10E3      )}"""
					_a      :       Optional[int]   =						F"""{CI_HUB_USER}/{repo_name}"""
					hf_api.create_repo(__a						,token=__a						,repo_type='''dataset'''						,private=__a      )
					hf_api.upload_file(
					    token=__a						,path_or_fileobj=str(__a      )						,path_in_repo='''data.zip'''						,repo_id=__a						,repo_type='''dataset'''						,)
					yield repo_id
					try:
										hf_api.delete_repo(__a						,token=__a						,repo_type='''dataset'''      )
					except (requests.exceptions.HTTPError, ValueError):  # catch http error and token invalid error
										pass



@pytest.fixture()
def   __UpperCAmelCase					(      __a :     Optional[Any]						,__a :     Tuple						,__a :     Union[str, Any]      )     ->	Tuple:

					"""simple docstring"""

					return hf_private_dataset_repo_zipped_txt_data_



@pytest.fixture(scope='''session'''      )
def   __UpperCAmelCase					(      __a :     HfApi						,__a :     Any						,__a :     Dict      )     ->	str:

					"""simple docstring"""

					_a      :       Dict   =						F"""repo_zipped_img_data-{int(time.time() * 10E3      )}"""
					_a      :       str   =						F"""{CI_HUB_USER}/{repo_name}"""
					hf_api.create_repo(__a						,token=__a						,repo_type='''dataset'''						,private=__a      )
					hf_api.upload_file(
					    token=__a						,path_or_fileobj=str(__a      )						,path_in_repo='''data.zip'''						,repo_id=__a						,repo_type='''dataset'''						,)
					yield repo_id
					try:
										hf_api.delete_repo(__a						,token=__a						,repo_type='''dataset'''      )
					except (requests.exceptions.HTTPError, ValueError):  # catch http error and token invalid error
										pass







@pytest.fixture()
def   __UpperCAmelCase					(      __a :     List[Any]						,__a :     Optional[Any]						,__a :     List[str]      )     ->	Optional[int]:

					"""simple docstring"""

					return hf_private_dataset_repo_zipped_img_data_







'''simple docstring'''

from __future__ import annotations

from collections import namedtuple
from dataclasses import dataclass
@dataclass
class     __lowerCAmelCase		:





      '''simple docstring'''






      lowerCAmelCase__   :	int
      lowerCAmelCase__   :	TreeNode | None       =				None
      lowerCAmelCase__   :	TreeNode | None       =				None






lowerCamelCase				:  Optional[Any]    		=      namedtuple('CoinsDistribResult', 'moves excess')

def _SCREAMING_SNAKE_CASE (A			)			->			int:






       """simple docstring"""







       if root is None:
              return 0

       # Validation
       def count_nodes(A			) -> int:
              if node is None:
                     return 0

              return count_nodes(node.left			) + count_nodes(node.right			) + 1

       def count_coins(A			) -> int:
              if node is None:
                     return 0

              return count_coins(node.left			) + count_coins(node.right			) + node.data

       if count_nodes(A			) != count_coins(A			):
              raise ValueError('''The nodes number should be same as the number of coins'''			)

       # Main calculation
       def get_distrib(A			) -> CoinsDistribResult:

              if node is None:
                     return CoinsDistribResult(0    ,					1			)

              lowercase__     ,lowercase__      =					get_distrib(node.left			)
              lowercase__     ,lowercase__      =					get_distrib(node.right			)

              lowercase__      =					1 - left_distrib_excess
              lowercase__      =					1 - right_distrib_excess

              lowercase__      =					(
                  left_distrib_moves
                  + right_distrib_moves
                  + abs(A			)
                  + abs(A			)
              )
              lowercase__      =					node.data - coins_to_left - coins_to_right

              return CoinsDistribResult(A    ,					A			)

       return get_distrib(A			)[0]


if __name__ == "__main__":
 import doctest

 doctest.testmod()




