import enum
import os
from hashlib import shaaaa
from typing import Optional

from .. import config
from .logging import get_logger


SCREAMING_SNAKE_CASE__      						=  get_logger(__name__)



class   lowerCAmelCase_    (			enum.Enum					):



				"""simple docstring"""
				_lowerCAmelCase     :    Union[str, Any]			  =						"""all_checks"""
				_lowerCAmelCase     :    Optional[Any]			  =						"""basic_checks"""
				_lowerCAmelCase     :    Optional[int]			  =						"""no_checks"""





class   lowerCAmelCase_    (			lowerCAmelCase					):



				"""simple docstring"""





class   lowerCAmelCase_    (			lowerCAmelCase					):



				"""simple docstring"""





class   lowerCAmelCase_    (			lowerCAmelCase					):



				"""simple docstring"""





class   lowerCAmelCase_    (			lowerCAmelCase					):



				"""simple docstring"""





def    lowerCAmelCase__    (			_UpperCamelCase       :				Optional[dict] ,			_UpperCamelCase       :				dict ,			_UpperCamelCase       :				str=None					)					->				Dict:





						"""simple docstring"""






						if expected_checksums is None:
												logger.info('Unable to verify checksums.'					)
												return
						if len(set(_UpperCamelCase					) - set(_UpperCamelCase					)					) > 0:
												raise ExpectedMoreDownloadedFiles(str(set(_UpperCamelCase					) - set(_UpperCamelCase					)					)					)
						if len(set(_UpperCamelCase					) - set(_UpperCamelCase					)					) > 0:
												raise UnexpectedDownloadedFile(str(set(_UpperCamelCase					) - set(_UpperCamelCase					)					)					)
						snake_case								=			[url for url in expected_checksums if expected_checksums[url] != recorded_checksums[url]]
						snake_case								=			' for ' + verification_name if verification_name is not None else ''
						if len(_UpperCamelCase					) > 0:
												raise NonMatchingChecksumError(
												    f"""Checksums didn't match{for_verification_name}:\n"""
												    f"""{bad_urls}\n"""
												    'Set `verification_mode=\'no_checks\'` to skip checksums verification and ignore this error'					)
						logger.info('All the checksums matched successfully' + for_verification_name					)



class   lowerCAmelCase_    (			lowerCAmelCase					):



				"""simple docstring"""





class   lowerCAmelCase_    (			lowerCAmelCase					):



				"""simple docstring"""





class   lowerCAmelCase_    (			lowerCAmelCase					):



				"""simple docstring"""





class   lowerCAmelCase_    (			lowerCAmelCase					):



				"""simple docstring"""





def    lowerCAmelCase__    (			_UpperCamelCase       :				Optional[dict] ,			_UpperCamelCase       :				dict					)					->				Tuple:





						"""simple docstring"""






						if expected_splits is None:
												logger.info('Unable to verify splits sizes.'					)
												return
						if len(set(_UpperCamelCase					) - set(_UpperCamelCase					)					) > 0:
												raise ExpectedMoreSplits(str(set(_UpperCamelCase					) - set(_UpperCamelCase					)					)					)
						if len(set(_UpperCamelCase					) - set(_UpperCamelCase					)					) > 0:
												raise UnexpectedSplits(str(set(_UpperCamelCase					) - set(_UpperCamelCase					)					)					)
						snake_case								=			[
						    {'expected': expected_splits[name], 'recorded': recorded_splits[name]}
						    for name in expected_splits
						    if expected_splits[name].num_examples != recorded_splits[name].num_examples
						]
						if len(_UpperCamelCase					) > 0:
												raise NonMatchingSplitsSizesError(str(_UpperCamelCase					)					)
						logger.info('All the splits matched successfully.'					)





def    lowerCAmelCase__    (			_UpperCamelCase       :				str ,			_UpperCamelCase       :				bool = True					)					->				dict:





						"""simple docstring"""






						if record_checksum:
												snake_case								=			shaaaa()
												with open(_UpperCamelCase ,			'rb'					) as f:
																		for chunk in iter(lambda: f.read(1 << 2_0					) ,			B''					):
																								m.update(_UpperCamelCase					)
																		snake_case								=			m.hexdigest()
						else:
												snake_case								=			None
						return {"num_bytes": os.path.getsize(_UpperCamelCase					), "checksum": checksum}





def    lowerCAmelCase__    (			_UpperCamelCase       :				Optional[int]					)					->				int:





						"""simple docstring"""






						if dataset_size and config.IN_MEMORY_MAX_SIZE:
												return dataset_size < config.IN_MEMORY_MAX_SIZE
						else:
												return False



"""simple docstring"""
import unittest

from transformers.utils.backbone_utils import (
    BackboneMixin,
    get_aligned_output_features_output_indices,
    verify_out_features_out_indices,
)



class   lowerCAmelCase_    (			unittest.TestCase					):



				"""simple docstring"""

				def 		snake_case (				self    ):






										"""simple docstring"""

										snake_case								=			['a', 'b', 'c']

										# Defaults to last layer if both are None
										snake_case					,snake_case								=			get_aligned_output_features_output_indices(lowerCAmelCase		,    lowerCAmelCase		,    lowerCAmelCase    )
										self.assertEqual(lowerCAmelCase		,    ['c']    )
										self.assertEqual(lowerCAmelCase		,    [2]    )

										# Out indices set to match out features
										snake_case					,snake_case								=			get_aligned_output_features_output_indices(['a', 'c']		,    lowerCAmelCase		,    lowerCAmelCase    )
										self.assertEqual(lowerCAmelCase		,    ['a', 'c']    )
										self.assertEqual(lowerCAmelCase		,    [0, 2]    )

										# Out features set to match out indices
										snake_case					,snake_case								=			get_aligned_output_features_output_indices(lowerCAmelCase		,    [0, 2]		,    lowerCAmelCase    )
										self.assertEqual(lowerCAmelCase		,    ['a', 'c']    )
										self.assertEqual(lowerCAmelCase		,    [0, 2]    )

										# Out features selected from negative indices
										snake_case					,snake_case								=			get_aligned_output_features_output_indices(lowerCAmelCase		,    [-3, -1]		,    lowerCAmelCase    )
										self.assertEqual(lowerCAmelCase		,    ['a', 'c']    )
										self.assertEqual(lowerCAmelCase		,    [-3, -1]    )

				def 		snake_case (				self    ):






										"""simple docstring"""

										with self.assertRaises(lowerCAmelCase    ):
																verify_out_features_out_indices(['a', 'b']		,    (0, 1)		,    lowerCAmelCase    )

										# Out features must be a list
										with self.assertRaises(lowerCAmelCase    ):
																verify_out_features_out_indices(('a', 'b')		,    (0, 1)		,    ['a', 'b']    )

										# Out features must be a subset of stage names
										with self.assertRaises(lowerCAmelCase    ):
																verify_out_features_out_indices(['a', 'b']		,    (0, 1)		,    ['a']    )

										# Out indices must be a list or tuple
										with self.assertRaises(lowerCAmelCase    ):
																verify_out_features_out_indices(lowerCAmelCase		,    0		,    ['a', 'b']    )

										# Out indices must be a subset of stage names
										with self.assertRaises(lowerCAmelCase    ):
																verify_out_features_out_indices(lowerCAmelCase		,    (0, 1)		,    ['a']    )

										# Out features and out indices must be the same length
										with self.assertRaises(lowerCAmelCase    ):
																verify_out_features_out_indices(['a', 'b']		,    (0,)		,    ['a', 'b', 'c']    )

										# Out features should match out indices
										with self.assertRaises(lowerCAmelCase    ):
																verify_out_features_out_indices(['a', 'b']		,    (0, 2)		,    ['a', 'b', 'c']    )

										# Out features and out indices should be in order
										with self.assertRaises(lowerCAmelCase    ):
																verify_out_features_out_indices(['b', 'a']		,    (0, 1)		,    ['a', 'b']    )

										# Check passes with valid inputs
										verify_out_features_out_indices(['a', 'b', 'd']		,    (0, 1, -1)		,    ['a', 'b', 'c', 'd']    )

				def 		snake_case (				self    ):






										"""simple docstring"""

										snake_case								=			BackboneMixin()

										snake_case								=			['a', 'b', 'c']
										snake_case								=			['a', 'c']
										snake_case								=			[0, 2]

										# Check that the output features and indices are set correctly
										self.assertEqual(backbone.out_features		,    ['a', 'c']    )
										self.assertEqual(backbone.out_indices		,    [0, 2]    )

										# Check out features and indices are updated correctly
										snake_case								=			['a', 'b']
										self.assertEqual(backbone.out_features		,    ['a', 'b']    )
										self.assertEqual(backbone.out_indices		,    [0, 1]    )

										snake_case								=			[-3, -1]
										self.assertEqual(backbone.out_features		,    ['a', 'c']    )
										self.assertEqual(backbone.out_indices		,    [-3, -1]    )


