
'''simple docstring'''







import unittest

import numpy as np

from transformers.testing_utils import require_pytesseract, require_torch
from transformers.utils import is_pytesseract_available, is_torch_available

from ...test_image_processing_common import ImageProcessingSavingTestMixin, prepare_image_inputs


if is_torch_available():
					import torch

if is_pytesseract_available():
					from PIL import Image

					from transformers import LayoutLMvaImageProcessor


class 						__UpperCAmelCase      (					unittest.TestCase						):


							def __init__(       self    ,   lowerCAmelCase_    ,   lowerCAmelCase_=7    ,   lowerCAmelCase_=3    ,   lowerCAmelCase_=18    ,   lowerCAmelCase_=30    ,   lowerCAmelCase_=4_00    ,   lowerCAmelCase_=True    ,   lowerCAmelCase_=None    ,   lowerCAmelCase_=True    ,   ):





								"""simple docstring"""






								_snake_case   						=		size if size is not None else {'height': 18, 'width': 18}
								_snake_case   						=		parent
								_snake_case   						=		batch_size
								_snake_case   						=		num_channels
								_snake_case   						=		image_size
								_snake_case   						=		min_resolution
								_snake_case   						=		max_resolution
								_snake_case   						=		do_resize
								_snake_case   						=		size
								_snake_case   						=		apply_ocr




							def  lowerCamelCase				(       self  ):





								"""simple docstring"""






								return {"do_resize": self.do_resize, "size": self.size, "apply_ocr": self.apply_ocr}


@require_torch
@require_pytesseract
class 						__UpperCAmelCase      (					_lowerCamelCase						,   unittest.TestCase						):
							__lowercase      		=       LayoutLMvaImageProcessor if is_pytesseract_available() else None


							def  lowerCamelCase				(       self  ):





								"""simple docstring"""






								_snake_case   						=		LayoutLMvaImageProcessingTester(self  )


							@property
							def  lowerCamelCase				(       self  ):





								"""simple docstring"""






								return self.image_processor_tester.prepare_image_processor_dict()


							def  lowerCamelCase				(       self  ):





								"""simple docstring"""






								_snake_case   						=		self.image_processing_class(**self.image_processor_dict  )
								self.assertTrue(hasattr(lowerCAmelCase_    ,   'do_resize'  )  )
								self.assertTrue(hasattr(lowerCAmelCase_    ,   'size'  )  )
								self.assertTrue(hasattr(lowerCAmelCase_    ,   'apply_ocr'  )  )


							def  lowerCamelCase				(       self  ):





								"""simple docstring"""






								_snake_case   						=		self.image_processing_class.from_dict(self.image_processor_dict  )
								self.assertEqual(image_processor.size    ,   {'height': 18, 'width': 18}  )

								_snake_case   						=		self.image_processing_class.from_dict(self.image_processor_dict    ,   size=42  )
								self.assertEqual(image_processor.size    ,   {'height': 42, 'width': 42}  )


							def  lowerCamelCase				(       self  ):





								"""simple docstring"""






								pass


							def  lowerCamelCase				(       self  ):





								"""simple docstring"""






								_snake_case   						=		self.image_processing_class(**self.image_processor_dict  )
								# create random PIL images
								_snake_case   						=		prepare_image_inputs(self.image_processor_tester    ,   equal_resolution=lowerCAmelCase_  )
								for image in image_inputs:
									self.assertIsInstance(lowerCAmelCase_    ,   Image.Image  )

								# Test not batched input
								_snake_case   						=		image_processing(image_inputs[0]    ,   return_tensors='pt'  )
								self.assertEqual(
								    encoding.pixel_values.shape    ,   (
								        1,
								        self.image_processor_tester.num_channels,
								        self.image_processor_tester.size['height'],
								        self.image_processor_tester.size['width'],
								    )    ,   )

								self.assertIsInstance(encoding.words    ,   lowerCAmelCase_  )
								self.assertIsInstance(encoding.boxes    ,   lowerCAmelCase_  )

								# Test batched
								_snake_case   						=		image_processing(lowerCAmelCase_    ,   return_tensors='pt'  ).pixel_values
								self.assertEqual(
								    encoded_images.shape    ,   (
								        self.image_processor_tester.batch_size,
								        self.image_processor_tester.num_channels,
								        self.image_processor_tester.size['height'],
								        self.image_processor_tester.size['width'],
								    )    ,   )


							def  lowerCamelCase				(       self  ):





								"""simple docstring"""






								_snake_case   						=		self.image_processing_class(**self.image_processor_dict  )
								# create random numpy tensors
								_snake_case   						=		prepare_image_inputs(self.image_processor_tester    ,   equal_resolution=lowerCAmelCase_    ,   numpify=lowerCAmelCase_  )
								for image in image_inputs:
									self.assertIsInstance(lowerCAmelCase_    ,   np.ndarray  )

								# Test not batched input
								_snake_case   						=		image_processing(image_inputs[0]    ,   return_tensors='pt'  ).pixel_values
								self.assertEqual(
								    encoded_images.shape    ,   (
								        1,
								        self.image_processor_tester.num_channels,
								        self.image_processor_tester.size['height'],
								        self.image_processor_tester.size['width'],
								    )    ,   )

								# Test batched
								_snake_case   						=		image_processing(lowerCAmelCase_    ,   return_tensors='pt'  ).pixel_values
								self.assertEqual(
								    encoded_images.shape    ,   (
								        self.image_processor_tester.batch_size,
								        self.image_processor_tester.num_channels,
								        self.image_processor_tester.size['height'],
								        self.image_processor_tester.size['width'],
								    )    ,   )


							def  lowerCamelCase				(       self  ):





								"""simple docstring"""






								_snake_case   						=		self.image_processing_class(**self.image_processor_dict  )
								# create random PyTorch tensors
								_snake_case   						=		prepare_image_inputs(self.image_processor_tester    ,   equal_resolution=lowerCAmelCase_    ,   torchify=lowerCAmelCase_  )
								for image in image_inputs:
									self.assertIsInstance(lowerCAmelCase_    ,   torch.Tensor  )

								# Test not batched input
								_snake_case   						=		image_processing(image_inputs[0]    ,   return_tensors='pt'  ).pixel_values
								self.assertEqual(
								    encoded_images.shape    ,   (
								        1,
								        self.image_processor_tester.num_channels,
								        self.image_processor_tester.size['height'],
								        self.image_processor_tester.size['width'],
								    )    ,   )

								# Test batched
								_snake_case   						=		image_processing(lowerCAmelCase_    ,   return_tensors='pt'  ).pixel_values
								self.assertEqual(
								    encoded_images.shape    ,   (
								        self.image_processor_tester.batch_size,
								        self.image_processor_tester.num_channels,
								        self.image_processor_tester.size['height'],
								        self.image_processor_tester.size['width'],
								    )    ,   )




							def  lowerCamelCase				(       self  ):





								"""simple docstring"""






								_snake_case   						=		LayoutLMvaImageProcessor()

								from datasets import load_dataset

								_snake_case   						=		load_dataset('hf-internal-testing/fixtures_docvqa'    ,   split='test'  )

								_snake_case   						=		Image.open(ds[0]['file']  ).convert('RGB'  )

								_snake_case   						=		image_processing(lowerCAmelCase_    ,   return_tensors='pt'  )

								self.assertEqual(encoding.pixel_values.shape    ,   (1, 3, 2_24, 2_24)  )
								self.assertEqual(len(encoding.words  )    ,   len(encoding.boxes  )  )

								# fmt: off
								# the words and boxes were obtained with Tesseract 4.1.1
								_snake_case   						=		[['11:14', 'to', '11:39', 'a.m', '11:39', 'to', '11:44', 'a.m.', '11:44', 'a.m.', 'to', '12:25', 'p.m.', '12:25', 'to', '12:58', 'p.m.', '12:58', 'to', '4:00', 'p.m.', '2:00', 'to', '5:00', 'p.m.', 'Coffee', 'Break', 'Coffee', 'will', 'be', 'served', 'for', 'men', 'and', 'women', 'in', 'the', 'lobby', 'adjacent', 'to', 'exhibit', 'area.', 'Please', 'move', 'into', 'exhibit', 'area.', '(Exhibits', 'Open)', 'TRRF', 'GENERAL', 'SESSION', '(PART', '|)', 'Presiding:', 'Lee', 'A.', 'Waller', 'TRRF', 'Vice', 'President', '“Introductory', 'Remarks”', 'Lee', 'A.', 'Waller,', 'TRRF', 'Vice', 'Presi-', 'dent', 'Individual', 'Interviews', 'with', 'TRRF', 'Public', 'Board', 'Members', 'and', 'Sci-', 'entific', 'Advisory', 'Council', 'Mem-', 'bers', 'Conducted', 'by', 'TRRF', 'Treasurer', 'Philip', 'G.', 'Kuehn', 'to', 'get', 'answers', 'which', 'the', 'public', 'refrigerated', 'warehousing', 'industry', 'is', 'looking', 'for.', 'Plus', 'questions', 'from', 'the', 'floor.', 'Dr.', 'Emil', 'M.', 'Mrak,', 'University', 'of', 'Cal-', 'ifornia,', 'Chairman,', 'TRRF', 'Board;', 'Sam', 'R.', 'Cecil,', 'University', 'of', 'Georgia', 'College', 'of', 'Agriculture;', 'Dr.', 'Stanley', 'Charm,', 'Tufts', 'University', 'School', 'of', 'Medicine;', 'Dr.', 'Robert', 'H.', 'Cotton,', 'ITT', 'Continental', 'Baking', 'Company;', 'Dr.', 'Owen', 'Fennema,', 'University', 'of', 'Wis-', 'consin;', 'Dr.', 'Robert', 'E.', 'Hardenburg,', 'USDA.', 'Questions', 'and', 'Answers', 'Exhibits', 'Open', 'Capt.', 'Jack', 'Stoney', 'Room', 'TRRF', 'Scientific', 'Advisory', 'Council', 'Meeting', 'Ballroom', 'Foyer']]  # noqa: E231
								_snake_case   						=		[[[1_41, 57, 2_14, 69], [2_28, 58, 2_52, 69], [1_41, 75, 2_16, 88], [2_30, 79, 2_80, 88], [1_42, 2_60, 2_18, 2_73], [2_30, 2_61, 2_55, 2_73], [1_43, 2_79, 2_18, 2_90], [2_31, 2_82, 2_90, 2_91], [1_43, 3_42, 2_18, 3_54], [2_31, 3_45, 2_89, 3_55], [2_02, 3_62, 2_27, 3_73], [1_43, 3_79, 2_20, 3_92], [2_31, 3_82, 2_91, 3_94], [1_44, 7_14, 2_20, 7_26], [2_31, 7_15, 2_56, 7_26], [1_44, 7_32, 2_20, 7_45], [2_32, 7_36, 2_91, 7_47], [1_44, 7_69, 2_18, 7_82], [2_31, 7_70, 2_56, 7_82], [1_41, 7_88, 2_02, 8_01], [2_15, 7_91, 2_74, 8_04], [1_43, 8_26, 2_04, 8_38], [2_15, 8_26, 2_40, 8_38], [1_42, 8_44, 2_02, 8_57], [2_15, 8_47, 2_74, 8_59], [3_34, 57, 4_27, 69], [4_40, 57, 5_22, 69], [3_69, 75, 4_61, 88], [4_69, 75, 5_16, 88], [5_28, 76, 5_62, 88], [5_70, 76, 6_67, 88], [6_75, 75, 7_11, 87], [7_21, 79, 7_78, 88], [7_89, 75, 8_40, 88], [3_69, 97, 4_70, 1_07], [4_84, 94, 5_07, 1_06], [5_18, 94, 5_62, 1_07], [5_76, 94, 6_55, 1_10], [6_68, 94, 7_92, 1_09], [8_04, 95, 8_29, 1_07], [3_69, 1_13, 4_65, 1_25], [4_77, 1_16, 5_47, 1_25], [5_62, 1_13, 6_58, 1_25], [6_71, 1_16, 7_48, 1_25], [7_61, 1_13, 8_11, 1_25], [3_69, 1_31, 4_65, 1_43], [4_77, 1_33, 5_48, 1_43], [5_63, 1_30, 6_98, 1_45], [7_10, 1_30, 8_02, 1_46], [3_36, 1_71, 4_12, 1_83], [4_23, 1_71, 5_72, 1_83], [5_82, 1_70, 7_16, 1_84], [7_28, 1_71, 8_17, 1_87], [8_29, 1_71, 8_44, 1_86], [3_38, 1_97, 4_82, 2_12], [5_07, 1_96, 5_57, 2_09], [5_69, 1_96, 5_95, 2_08], [6_10, 1_96, 7_02, 2_09], [5_05, 2_14, 5_83, 2_26], [5_95, 2_14, 6_56, 2_27], [6_70, 2_15, 8_07, 2_27], [3_35, 2_59, 5_43, 2_74], [5_56, 2_59, 7_08, 2_72], [3_72, 2_79, 4_22, 2_91], [4_35, 2_79, 4_60, 2_91], [4_74, 2_79, 5_74, 2_92], [5_87, 2_78, 6_64, 2_91], [6_76, 2_78, 7_38, 2_91], [7_51, 2_79, 8_34, 2_91], [3_72, 2_98, 4_34, 3_10], [3_35, 3_41, 4_83, 3_54], [4_97, 3_41, 6_55, 3_54], [6_67, 3_41, 7_28, 3_54], [7_40, 3_41, 8_25, 3_54], [3_35, 3_60, 4_30, 3_72], [4_42, 3_60, 5_34, 3_72], [5_45, 3_59, 6_87, 3_72], [6_97, 3_60, 7_54, 3_72], [7_65, 3_60, 8_23, 3_73], [3_34, 3_78, 4_28, 3_91], [4_40, 3_78, 5_77, 3_94], [5_90, 3_78, 7_05, 3_91], [7_20, 3_78, 8_01, 3_91], [3_34, 3_97, 4_00, 4_09], [3_70, 4_16, 5_29, 4_29], [5_44, 4_16, 5_76, 4_32], [5_87, 4_16, 6_65, 4_28], [6_77, 4_16, 8_14, 4_29], [3_72, 4_35, 4_52, 4_50], [4_65, 4_34, 4_95, 4_47], [5_11, 4_34, 6_00, 4_47], [6_11, 4_36, 6_37, 4_47], [6_49, 4_36, 6_94, 4_51], [7_05, 4_38, 8_24, 4_47], [3_69, 4_53, 4_52, 4_66], [4_64, 4_54, 5_09, 4_66], [5_22, 4_53, 6_11, 4_69], [6_25, 4_53, 7_92, 4_69], [3_70, 4_72, 5_56, 4_88], [5_70, 4_72, 6_84, 4_87], [6_97, 4_72, 7_18, 4_85], [7_32, 4_72, 8_35, 4_88], [3_69, 4_90, 4_11, 5_03], [4_25, 4_90, 4_84, 5_03], [4_96, 4_90, 6_35, 5_06], [6_45, 4_90, 7_07, 5_03], [7_18, 4_91, 7_61, 5_03], [7_71, 4_90, 8_40, 5_03], [3_36, 5_10, 3_74, 5_21], [3_88, 5_10, 4_47, 5_22], [4_60, 5_10, 4_89, 5_21], [5_03, 5_10, 5_80, 5_22], [5_92, 5_09, 7_36, 5_25], [7_45, 5_09, 7_70, 5_22], [7_81, 5_09, 8_40, 5_22], [3_38, 5_28, 4_34, 5_41], [4_48, 5_28, 5_96, 5_41], [6_09, 5_27, 6_87, 5_40], [7_00, 5_28, 7_92, 5_41], [3_36, 5_46, 3_97, 5_59], [4_07, 5_46, 4_31, 5_59], [4_43, 5_46, 5_25, 5_60], [5_37, 5_46, 6_80, 5_62], [6_88, 5_46, 7_14, 5_59], [7_22, 5_46, 8_37, 5_62], [3_36, 5_65, 4_49, 5_81], [4_61, 5_65, 4_85, 5_77], [4_97, 5_65, 6_65, 5_81], [6_81, 5_65, 7_18, 5_77], [7_32, 5_65, 8_37, 5_80], [3_37, 5_84, 4_38, 5_97], [4_52, 5_83, 5_21, 5_96], [5_35, 5_84, 6_77, 5_99], [6_90, 5_83, 7_87, 5_96], [8_01, 5_83, 8_25, 5_96], [3_38, 6_02, 4_78, 6_15], [4_92, 6_02, 5_30, 6_14], [5_43, 6_02, 6_38, 6_15], [6_50, 6_02, 6_76, 6_14], [6_88, 6_02, 7_88, 6_15], [8_02, 6_02, 8_43, 6_14], [3_37, 6_21, 5_02, 6_33], [5_16, 6_21, 6_15, 6_37], [6_29, 6_21, 7_74, 6_36], [7_89, 6_21, 8_27, 6_33], [3_37, 6_39, 4_18, 6_52], [4_32, 6_40, 5_71, 6_53], [5_87, 6_39, 7_31, 6_55], [7_43, 6_39, 7_69, 6_52], [7_80, 6_39, 8_41, 6_52], [3_38, 6_58, 4_40, 6_73], [4_55, 6_58, 4_91, 6_70], [5_08, 6_58, 6_02, 6_71], [6_16, 6_58, 6_38, 6_70], [6_54, 6_58, 8_35, 6_74], [3_37, 6_77, 4_29, 6_89], [3_37, 7_14, 4_82, 7_26], [4_95, 7_14, 5_48, 7_26], [5_61, 7_14, 6_83, 7_26], [3_38, 7_70, 4_61, 7_82], [4_74, 7_69, 5_54, 7_85], [4_89, 7_88, 5_62, 8_03], [5_76, 7_88, 6_43, 8_01], [6_56, 7_87, 7_51, 8_04], [7_64, 7_88, 8_44, 8_01], [3_34, 8_25, 4_21, 8_38], [4_30, 8_24, 5_74, 8_38], [5_84, 8_24, 7_23, 8_41], [3_35, 8_44, 4_50, 8_57], [4_64, 8_43, 5_83, 8_60], [6_28, 8_62, 7_55, 8_75], [7_69, 8_61, 8_48, 8_78]]]  # noqa: E231
								# fmt: on

								self.assertListEqual(encoding.words    ,   lowerCAmelCase_  )
								self.assertListEqual(encoding.boxes    ,   lowerCAmelCase_  )

								# with apply_OCR = False
								_snake_case   						=		LayoutLMvaImageProcessor(apply_ocr=lowerCAmelCase_  )

								_snake_case   						=		image_processing(lowerCAmelCase_    ,   return_tensors='pt'  )

								self.assertEqual(encoding.pixel_values.shape    ,   (1, 3, 2_24, 2_24)  )



'''simple docstring'''







import tensorflow as tf

from ...tf_utils import shape_list


class 						__UpperCAmelCase      (					tf.keras.layers.Layer						):


							def __init__(       self    ,   lowerCAmelCase_    ,   lowerCAmelCase_    ,   lowerCAmelCase_    ,   lowerCAmelCase_    ,   lowerCAmelCase_=1    ,   lowerCAmelCase_=False    ,   **lowerCAmelCase_  ):





								"""simple docstring"""






								super().__init__(**lowerCAmelCase_  )

								_snake_case   						=		vocab_size
								_snake_case   						=		d_embed
								_snake_case   						=		d_proj

								_snake_case   						=		cutoffs + [vocab_size]
								_snake_case   						=		[0] + self.cutoffs
								_snake_case   						=		div_val

								_snake_case   						=		self.cutoffs[0]
								_snake_case   						=		len(self.cutoffs  ) - 1
								_snake_case   						=		self.shortlist_size + self.n_clusters
								_snake_case   						=		keep_order

								_snake_case   						=		[]
								_snake_case   						=		[]


							def  lowerCamelCase				(       self    ,   lowerCAmelCase_  ):





								"""simple docstring"""






								if self.n_clusters > 0:
									_snake_case   						=		self.add_weight(
									    shape=(self.n_clusters, self.d_embed)    ,   initializer='zeros'    ,   trainable=lowerCAmelCase_    ,   name='cluster_weight'  )
									_snake_case   						=		self.add_weight(
									    shape=(self.n_clusters,)    ,   initializer='zeros'    ,   trainable=lowerCAmelCase_    ,   name='cluster_bias'  )

								if self.div_val == 1:
									for i in range(len(self.cutoffs  )  ):
										if self.d_proj != self.d_embed:
											_snake_case   						=		self.add_weight(
											    shape=(self.d_embed, self.d_proj)    ,   initializer='zeros'    ,   trainable=lowerCAmelCase_    ,   name=F'out_projs_._{i}'    ,   )
											self.out_projs.append(lowerCAmelCase_  )
										else:
											self.out_projs.append(lowerCAmelCase_  )
										_snake_case   						=		self.add_weight(
										    shape=(self.vocab_size, self.d_embed)    ,   initializer='zeros'    ,   trainable=lowerCAmelCase_    ,   name=F'out_layers_._{i}_._weight'    ,   )
										_snake_case   						=		self.add_weight(
										    shape=(self.vocab_size,)    ,   initializer='zeros'    ,   trainable=lowerCAmelCase_    ,   name=F'out_layers_._{i}_._bias'    ,   )
										self.out_layers.append((weight, bias)  )
								else:
									for i in range(len(self.cutoffs  )  ):
										_snake_case						, _snake_case   						=		self.cutoff_ends[i], self.cutoff_ends[i + 1]
										_snake_case   						=		self.d_embed // (self.div_val**i)

										_snake_case   						=		self.add_weight(
										    shape=(d_emb_i, self.d_proj)    ,   initializer='zeros'    ,   trainable=lowerCAmelCase_    ,   name=F'out_projs_._{i}'  )
										self.out_projs.append(lowerCAmelCase_  )
										_snake_case   						=		self.add_weight(
										    shape=(r_idx - l_idx, d_emb_i)    ,   initializer='zeros'    ,   trainable=lowerCAmelCase_    ,   name=F'out_layers_._{i}_._weight'    ,   )
										_snake_case   						=		self.add_weight(
										    shape=(r_idx - l_idx,)    ,   initializer='zeros'    ,   trainable=lowerCAmelCase_    ,   name=F'out_layers_._{i}_._bias'    ,   )
										self.out_layers.append((weight, bias)  )
								super().build(lowerCAmelCase_  )


							@staticmethod
							def  lowerCamelCase				(       lowerCAmelCase_    ,   lowerCAmelCase_    ,   lowerCAmelCase_    ,   lowerCAmelCase_=None  ):





								"""simple docstring"""






								_snake_case   						=		x
								if proj is not None:
									_snake_case   						=		tf.einsum('ibd,ed->ibe'    ,   lowerCAmelCase_    ,   lowerCAmelCase_  )
								return tf.einsum('ibd,nd->ibn'    ,   lowerCAmelCase_    ,   lowerCAmelCase_  ) + b


							@staticmethod
							def  lowerCamelCase				(       lowerCAmelCase_    ,   lowerCAmelCase_  ):





								"""simple docstring"""






								_snake_case   						=		shape_list(lowerCAmelCase_  )
								_snake_case   						=		tf.range(lp_size[0]    ,   dtype=target.dtype  )
								_snake_case   						=		tf.stack([r, target]    ,   1  )
								return tf.gather_nd(lowerCAmelCase_    ,   lowerCAmelCase_  )




							def  lowerCamelCase				(       self    ,   lowerCAmelCase_    ,   lowerCAmelCase_    ,   lowerCAmelCase_=True    ,   lowerCAmelCase_=False  ):





								"""simple docstring"""






								_snake_case   						=		0
								if self.n_clusters == 0:
									_snake_case   						=		self._logit(lowerCAmelCase_    ,   self.out_layers[0][0]    ,   self.out_layers[0][1]    ,   self.out_projs[0]  )
									if target is not None:
										_snake_case   						=		tf.nn.sparse_softmax_cross_entropy_with_logits(labels=lowerCAmelCase_    ,   logits=lowerCAmelCase_  )
									_snake_case   						=		tf.nn.log_softmax(lowerCAmelCase_    ,   axis=-1  )
								else:
									_snake_case   						=		shape_list(lowerCAmelCase_  )
									_snake_case   						=		[]
									_snake_case   						=		tf.zeros(hidden_sizes[:2]  )
									for i in range(len(self.cutoffs  )  ):
										_snake_case						, _snake_case   						=		self.cutoff_ends[i], self.cutoff_ends[i + 1]
										if target is not None:
											_snake_case   						=		(target >= l_idx) & (target < r_idx)
											_snake_case   						=		tf.where(lowerCAmelCase_  )
											_snake_case   						=		tf.boolean_mask(lowerCAmelCase_    ,   lowerCAmelCase_  ) - l_idx

										if self.div_val == 1:
											_snake_case   						=		self.out_layers[0][0][l_idx:r_idx]
											_snake_case   						=		self.out_layers[0][1][l_idx:r_idx]
										else:
											_snake_case   						=		self.out_layers[i][0]
											_snake_case   						=		self.out_layers[i][1]

										if i == 0:
											_snake_case   						=		tf.concat([cur_W, self.cluster_weight]    ,   0  )
											_snake_case   						=		tf.concat([cur_b, self.cluster_bias]    ,   0  )

											_snake_case   						=		self._logit(lowerCAmelCase_    ,   lowerCAmelCase_    ,   lowerCAmelCase_    ,   self.out_projs[0]  )
											_snake_case   						=		tf.nn.log_softmax(lowerCAmelCase_  )
											out.append(head_logprob[..., : self.cutoffs[0]]  )
											if target is not None:
												_snake_case   						=		tf.boolean_mask(lowerCAmelCase_    ,   lowerCAmelCase_  )
												_snake_case   						=		self._gather_logprob(lowerCAmelCase_    ,   lowerCAmelCase_  )
										else:
											_snake_case   						=		self._logit(lowerCAmelCase_    ,   lowerCAmelCase_    ,   lowerCAmelCase_    ,   self.out_projs[i]  )
											_snake_case   						=		tf.nn.log_softmax(lowerCAmelCase_  )
											_snake_case   						=		self.cutoffs[0] + i - 1  # No probability for the head cluster
											_snake_case   						=		head_logprob[..., cluster_prob_idx, None] + tail_logprob
											out.append(lowerCAmelCase_  )
											if target is not None:
												_snake_case   						=		tf.boolean_mask(lowerCAmelCase_    ,   lowerCAmelCase_  )
												_snake_case   						=		tf.boolean_mask(lowerCAmelCase_    ,   lowerCAmelCase_  )
												_snake_case   						=		self._gather_logprob(lowerCAmelCase_    ,   lowerCAmelCase_  )
												cur_logprob += cur_head_logprob[:, self.cutoff_ends[1] + i - 1]
										if target is not None:
											loss += tf.scatter_nd(lowerCAmelCase_    ,   -cur_logprob    ,   shape_list(lowerCAmelCase_  )  )
									_snake_case   						=		tf.concat(lowerCAmelCase_    ,   axis=-1  )

								if target is not None:
									if return_mean:
										_snake_case   						=		tf.reduce_mean(lowerCAmelCase_  )
									# Add the training-time loss value to the layer using `self.add_loss()`.
									self.add_loss(lowerCAmelCase_  )

									# Log the loss as a metric (we could log arbitrary metrics,
									# including different metrics for training and inference.
									self.add_metric(lowerCAmelCase_    ,   name=self.name    ,   aggregation='mean' if return_mean else ''  )

								return out

