


"""simple docstring"""


import tensorflow as tf

from ...tf_utils import shape_list
class 						_UpperCamelCase						(     tf.keras.layers.Layer	):
							'''simple docstring'''







							def __init__(  self					,     __a					,     __a					,     __a					,     __a					,     __a=1					,     __a=False					,     **__a			):
										super().__init__(**__a			)

										__lowerCAmelCase       					=    vocab_size
										__lowerCAmelCase       					=    d_embed
										__lowerCAmelCase       					=    d_proj

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

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

										__lowerCAmelCase       					=    []
										__lowerCAmelCase       					=    []

							def     snake_case       (  self					,     __a			):
										if self.n_clusters > 0:
													__lowerCAmelCase       					=    self.add_weight(
													    shape=(self.n_clusters, self.d_embed)					,     initializer="zeros"					,     trainable=__a					,     name="cluster_weight"			)
													__lowerCAmelCase       					=    self.add_weight(
													    shape=(self.n_clusters,)					,     initializer="zeros"					,     trainable=__a					,     name="cluster_bias"			)

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

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

							@staticmethod
							def     snake_case       (  __a					,     __a					,     __a					,     __a=None			):
										__lowerCAmelCase       					=    x
										if proj is not None:
													__lowerCAmelCase       					=    tf.einsum("ibd,ed->ibe"					,     __a					,     __a			)
										return tf.einsum("ibd,nd->ibn"					,     __a					,     __a			) + b

							@staticmethod
							def     snake_case       (  __a					,     __a			):
										__lowerCAmelCase       					=    shape_list(__a			)
										__lowerCAmelCase       					=    tf.range(lp_size[0]					,     dtype=target.dtype			)
										__lowerCAmelCase       					=    tf.stack([r, target]					,     1			)
										return tf.gather_nd(__a					,     __a			)



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

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

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

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

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

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

										return out








"""simple docstring"""


import unittest
from pathlib import Path
from tempfile import NamedTemporaryFile, TemporaryDirectory

from transformers import BertConfig, BertTokenizerFast, FeatureExtractionPipeline
from transformers.convert_graph_to_onnx import (
    convert,
    ensure_valid_input,
    generate_identified_filename,
    infer_shapes,
    quantize,
)
from transformers.testing_utils import require_tf, require_tokenizers, require_torch, slow
class 						_UpperCamelCase						:
							'''simple docstring'''







							def     snake_case       (  self					,     __a					,     __a					,     __a			):
										return None
class 						_UpperCamelCase						:
							'''simple docstring'''







							def     snake_case       (  self					,     __a					,     __a					,     __a					,     __a			):
										return None
class 						_UpperCamelCase						(     unittest.TestCase	):
							'''simple docstring'''







							__UpperCAmelCase		:					Tuple          =[
							    # (model_name, model_kwargs)
							    ("""bert-base-cased""", {}),
							    ("""gpt2""", {"""use_cache""": False}),  # We don't support exporting GPT2 past keys anymore
							]

							@require_tf
							@slow
							def     snake_case       (  self			):
										for model, model_kwargs in OnnxExportTestCase.MODEL_TO_TEST:
													self._test_export(__a					,     "tf"					,     12					,     **__a			)

							@require_torch
							@slow
							def     snake_case       (  self			):
										for model, model_kwargs in OnnxExportTestCase.MODEL_TO_TEST:
													self._test_export(__a					,     "pt"					,     12					,     **__a			)

							@require_torch
							@slow
							def     snake_case       (  self			):
										from transformers import BertModel

										__lowerCAmelCase       					=    ["[UNK]", "[SEP]", "[CLS]", "[PAD]", "[MASK]", "some", "other", "words"]
										with NamedTemporaryFile(mode="w+t"			) as vocab_file:
													vocab_file.write("\n".join(__a			)			)
													vocab_file.flush()
													__lowerCAmelCase       					=    BertTokenizerFast(vocab_file.name			)

										with TemporaryDirectory() as bert_save_dir:
													__lowerCAmelCase       					=    BertModel(BertConfig(vocab_size=len(__a			)			)			)
													model.save_pretrained(__a			)
													self._test_export(__a					,     "pt"					,     12					,     __a			)

							@require_tf
							@slow
							def     snake_case       (  self			):
										for model, model_kwargs in OnnxExportTestCase.MODEL_TO_TEST:
													__lowerCAmelCase       					=    self._test_export(__a					,     "tf"					,     12					,     **__a			)
													__lowerCAmelCase       					=    quantize(Path(__a			)			)

													# Ensure the actual quantized model is not bigger than the original one
													if quantized_path.stat().st_size >= Path(__a			).stat().st_size:
																self.fail("Quantized model is bigger than initial ONNX model"			)

							@require_torch
							@slow
							def     snake_case       (  self			):
										for model, model_kwargs in OnnxExportTestCase.MODEL_TO_TEST:
													__lowerCAmelCase       					=    self._test_export(__a					,     "pt"					,     12					,     **__a			)
													__lowerCAmelCase       					=    quantize(__a			)

													# Ensure the actual quantized model is not bigger than the original one
													if quantized_path.stat().st_size >= Path(__a			).stat().st_size:
																self.fail("Quantized model is bigger than initial ONNX model"			)

							def     snake_case       (  self					,     __a					,     __a					,     __a					,     __a=None					,     **__a			):
										try:
													# Compute path
													with TemporaryDirectory() as tempdir:
																__lowerCAmelCase       					=    Path(__a			).joinpath("model.onnx"			)

													# Remove folder if exists
													if path.parent.exists():
																path.parent.rmdir()

													# Export
													convert(__a					,     __a					,     __a					,     __a					,     __a					,     **__a			)

													return path
										except Exception as e:
													self.fail(__a			)

							@require_torch
							@require_tokenizers
							@slow
							def     snake_case       (  self			):
										from transformers import BertModel

										__lowerCAmelCase       					=    BertModel(BertConfig.from_pretrained("lysandre/tiny-bert-random"			)			)
										__lowerCAmelCase       					=    BertTokenizerFast.from_pretrained("lysandre/tiny-bert-random"			)
										self._test_infer_dynamic_axis(__a					,     __a					,     "pt"			)

							@require_tf
							@require_tokenizers
							@slow
							def     snake_case       (  self			):
										from transformers import TFBertModel

										__lowerCAmelCase       					=    TFBertModel(BertConfig.from_pretrained("lysandre/tiny-bert-random"			)			)
										__lowerCAmelCase       					=    BertTokenizerFast.from_pretrained("lysandre/tiny-bert-random"			)
										self._test_infer_dynamic_axis(__a					,     __a					,     "tf"			)

							def     snake_case       (  self					,     __a					,     __a					,     __a			):
										__lowerCAmelCase       					=    FeatureExtractionPipeline(__a					,     __a			)

										__lowerCAmelCase       					=    ["input_ids", "token_type_ids", "attention_mask", "output_0", "output_1"]
										__lowerCAmelCase					,			__lowerCAmelCase					,			__lowerCAmelCase					,			__lowerCAmelCase       					=    infer_shapes(__a					,     __a			)

										# Assert all variables are present
										self.assertEqual(len(__a			)					,     len(__a			)			)
										self.assertTrue(all(var_name in shapes for var_name in variable_names			)			)
										self.assertSequenceEqual(variable_names[:3]					,     __a			)
										self.assertSequenceEqual(variable_names[3:]					,     __a			)

										# Assert inputs are {0: batch, 1: sequence}
										for var_name in ["input_ids", "token_type_ids", "attention_mask"]:
													self.assertDictEqual(shapes[var_name]					,     {0: "batch", 1: "sequence"}			)

										# Assert outputs are {0: batch, 1: sequence} and {0: batch}
										self.assertDictEqual(shapes["output_0"]					,     {0: "batch", 1: "sequence"}			)
										self.assertDictEqual(shapes["output_1"]					,     {0: "batch"}			)

							def     snake_case       (  self			):
										__lowerCAmelCase       					=    ["input_ids", "attention_mask", "token_type_ids"]
										__lowerCAmelCase       					=    {"input_ids": [1, 2, 3, 4], "attention_mask": [0, 0, 0, 0], "token_type_ids": [1, 1, 1, 1]}
										__lowerCAmelCase					,			__lowerCAmelCase       					=    ensure_valid_input(FuncContiguousArgs()					,     __a					,     __a			)

										# Should have exactly the same number of args (all are valid)
										self.assertEqual(len(__a			)					,     3			)

										# Should have exactly the same input names
										self.assertEqual(set(__a			)					,     set(__a			)			)

										# Parameter should be reordered according to their respective place in the function:
										# (input_ids, token_type_ids, attention_mask)
										self.assertEqual(__a					,     (tokens["input_ids"], tokens["token_type_ids"], tokens["attention_mask"])			)

										# Generated args are interleaved with another args (for instance parameter "past" in GPT2)
										__lowerCAmelCase					,			__lowerCAmelCase       					=    ensure_valid_input(FuncNonContiguousArgs()					,     __a					,     __a			)

										# Should have exactly the one arg (all before the one not provided "some_other_args")
										self.assertEqual(len(__a			)					,     1			)
										self.assertEqual(len(__a			)					,     1			)

										# Should have only "input_ids"
										self.assertEqual(inputs_args[0]					,     tokens["input_ids"]			)
										self.assertEqual(ordered_input_names[0]					,     "input_ids"			)



							def     snake_case       (  self			):
										__lowerCAmelCase       					=    generate_identified_filename(Path("/home/something/my_fake_model.onnx"			)					,     "-test"			)
										self.assertEqual("/home/something/my_fake_model-test.onnx"					,     generated.as_posix()			)




