


'''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"""







		__A  :		int       =			['''a''', '''b''', '''c''']

		# Defaults to last layer if both are None
		__A  :		Tuple       =			get_aligned_output_features_output_indices(UpperCAmelCase__      ,      UpperCAmelCase__      ,      UpperCAmelCase__						)
		self.assertEqual(UpperCAmelCase__      ,      ['c']						)
		self.assertEqual(UpperCAmelCase__      ,      [2]						)

		# Out indices set to match out features
		__A  :		Dict       =			get_aligned_output_features_output_indices(['a', 'c']      ,      UpperCAmelCase__      ,      UpperCAmelCase__						)
		self.assertEqual(UpperCAmelCase__      ,      ['a', 'c']						)
		self.assertEqual(UpperCAmelCase__      ,      [0, 2]						)

		# Out features set to match out indices
		__A  :		Any       =			get_aligned_output_features_output_indices(UpperCAmelCase__      ,      [0, 2]      ,      UpperCAmelCase__						)
		self.assertEqual(UpperCAmelCase__      ,      ['a', 'c']						)
		self.assertEqual(UpperCAmelCase__      ,      [0, 2]						)

		# Out features selected from negative indices
		__A  :		Optional[Any]       =			get_aligned_output_features_output_indices(UpperCAmelCase__      ,      [-3, -1]      ,      UpperCAmelCase__						)
		self.assertEqual(UpperCAmelCase__      ,      ['a', 'c']						)
		self.assertEqual(UpperCAmelCase__      ,      [-3, -1]						)


	def  snake_case__   (      self						):

		"""simple docstring"""







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

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

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

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

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

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

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

		# Out features and out indices should be in order
		with self.assertRaises(UpperCAmelCase__						):
			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"""







		__A  :		Union[str, Any]       =			BackboneMixin()

		__A  :		List[Any]       =			['''a''', '''b''', '''c''']
		__A  :		int       =			['''a''', '''c''']
		__A  :		Tuple       =			[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
		__A  :		Optional[int]       =			['''a''', '''b''']
		self.assertEqual(backbone.out_features      ,      ['a', 'b']						)
		self.assertEqual(backbone.out_indices      ,      [0, 1]						)

		__A  :		List[Any]       =			[-3, -1]
		self.assertEqual(backbone.out_features      ,      ['a', 'c']						)
		self.assertEqual(backbone.out_indices      ,      [-3, -1]						)










'''simple docstring'''
from collections.abc import Sequence


def 			_lowercase       (				UpperCamelCase__       :					Sequence[float],				UpperCamelCase__       :					float			):
 return sum(c * (x**i) for i, c in enumerate(UpperCamelCase__			)			)


def 			_lowercase       (				UpperCamelCase__       :					Sequence[float],				UpperCamelCase__       :					float			):
 __A  :		Optional[Any]       =			0.0
 for coeff in reversed(UpperCamelCase__			):
  __A  :		List[str]       =			result * x + coeff
 return result


if __name__ == "__main__":
 UpperCAmelCase_ :     Any								=      (0.0, 0.0, 5.0, 9.3, 7.0)
 UpperCAmelCase_ :     Any								=      10.0
 print(evaluate_poly(poly, x))
 print(horner(poly, x))






