
import argparse
import json
import logging
import os
import sys
from unittest.mock import patch

from transformers.testing_utils import TestCasePlus, get_gpu_count, slow


__A							=[
    os.path.join(os.path.dirname(__file__), dirname)
    for dirname in [
        '''text-classification''',
        '''language-modeling''',
        '''summarization''',
        '''token-classification''',
        '''question-answering''',
    ]
]
sys.path.extend(SRC_DIRS)


if SRC_DIRS is not None:
			import run_clm_flax
			import run_flax_glue
			import run_flax_ner
			import run_mlm_flax
			import run_qa
			import run_summarization_flax
			import run_ta_mlm_flax


logging.basicConfig(level=logging.DEBUG)

__A							=logging.getLogger()





def      lowerCamelCase_					(							):
				lowerCamelCase_         =     argparse.ArgumentParser()
				parser.add_argument("-f"       )
				lowerCamelCase_         =     parser.parse_args()
				return args.f





def      lowerCamelCase_					(							lowerCamelCase__      ,					lowerCamelCase__="eval"       ):
				lowerCamelCase_         =     os.path.join(lowerCamelCase__      ,					F'{split}_results.json'       )
				if os.path.exists(lowerCamelCase__       ):
								with open(lowerCamelCase__      ,					"r"       ) as f:
												return json.load(lowerCamelCase__       )
				raise ValueError(F'can\'t find {path}'       )


__A							=logging.StreamHandler(sys.stdout)
logger.addHandler(stream_handler)





class        _SCREAMING_SNAKE_CASE	( snake_case_		):



	def        SCREAMING_SNAKE_CASE_(       self					)							->			Optional[int]:
					lowerCamelCase_         =     self.get_auto_remove_tmp_dir()
					lowerCamelCase_         =     f'\n            run_glue.py\n            --model_name_or_path distilbert-base-uncased\n            --output_dir {tmp_dir}\n            --train_file ./tests/fixtures/tests_samples/MRPC/train.csv\n            --validation_file ./tests/fixtures/tests_samples/MRPC/dev.csv\n            --per_device_train_batch_size=2\n            --per_device_eval_batch_size=1\n            --learning_rate=1e-4\n            --eval_steps=2\n            --warmup_steps=2\n            --seed=42\n            --max_seq_length=128\n            '.split()

					with patch.object(lowercase		,    "argv"		,    lowercase					):
									run_flax_glue.main()
									lowerCamelCase_         =     get_results(lowercase					)
									self.assertGreaterEqual(result["eval_accuracy"]		,    0.7_5					)



	@slow
	def        SCREAMING_SNAKE_CASE_(       self					)							->			Any:
					lowerCamelCase_         =     self.get_auto_remove_tmp_dir()
					lowerCamelCase_         =     f'\n            run_clm_flax.py\n            --model_name_or_path distilgpt2\n            --train_file ./tests/fixtures/sample_text.txt\n            --validation_file ./tests/fixtures/sample_text.txt\n            --do_train\n            --do_eval\n            --block_size 128\n            --per_device_train_batch_size 4\n            --per_device_eval_batch_size 4\n            --num_train_epochs 2\n            --logging_steps 2 --eval_steps 2\n            --output_dir {tmp_dir}\n            --overwrite_output_dir\n            '.split()

					with patch.object(lowercase		,    "argv"		,    lowercase					):
									run_clm_flax.main()
									lowerCamelCase_         =     get_results(lowercase					)
									self.assertLess(result["eval_perplexity"]		,    100					)



	@slow
	def        SCREAMING_SNAKE_CASE_(       self					)							->			str:
					lowerCamelCase_         =     self.get_auto_remove_tmp_dir()
					lowerCamelCase_         =     f'\n            run_summarization.py\n            --model_name_or_path t5-small\n            --train_file tests/fixtures/tests_samples/xsum/sample.json\n            --validation_file tests/fixtures/tests_samples/xsum/sample.json\n            --test_file tests/fixtures/tests_samples/xsum/sample.json\n            --output_dir {tmp_dir}\n            --overwrite_output_dir\n            --num_train_epochs=3\n            --warmup_steps=8\n            --do_train\n            --do_eval\n            --do_predict\n            --learning_rate=2e-4\n            --per_device_train_batch_size=2\n            --per_device_eval_batch_size=1\n            --predict_with_generate\n        '.split()

					with patch.object(lowercase		,    "argv"		,    lowercase					):
									run_summarization_flax.main()
									lowerCamelCase_         =     get_results(lowercase		,    split="test"					)
									self.assertGreaterEqual(result["test_rouge1"]		,    10					)
									self.assertGreaterEqual(result["test_rouge2"]		,    2					)
									self.assertGreaterEqual(result["test_rougeL"]		,    7					)
									self.assertGreaterEqual(result["test_rougeLsum"]		,    7					)



	@slow
	def        SCREAMING_SNAKE_CASE_(       self					)							->			List[str]:
					lowerCamelCase_         =     self.get_auto_remove_tmp_dir()
					lowerCamelCase_         =     f'\n            run_mlm.py\n            --model_name_or_path distilroberta-base\n            --train_file ./tests/fixtures/sample_text.txt\n            --validation_file ./tests/fixtures/sample_text.txt\n            --output_dir {tmp_dir}\n            --overwrite_output_dir\n            --max_seq_length 128\n            --per_device_train_batch_size 4\n            --per_device_eval_batch_size 4\n            --logging_steps 2 --eval_steps 2\n            --do_train\n            --do_eval\n            --num_train_epochs=1\n        '.split()

					with patch.object(lowercase		,    "argv"		,    lowercase					):
									run_mlm_flax.main()
									lowerCamelCase_         =     get_results(lowercase					)
									self.assertLess(result["eval_perplexity"]		,    42					)



	@slow
	def        SCREAMING_SNAKE_CASE_(       self					)							->			Union[str, Any]:
					lowerCamelCase_         =     self.get_auto_remove_tmp_dir()
					lowerCamelCase_         =     f'\n            run_t5_mlm_flax.py\n            --model_name_or_path t5-small\n            --train_file ./tests/fixtures/sample_text.txt\n            --validation_file ./tests/fixtures/sample_text.txt\n            --do_train\n            --do_eval\n            --max_seq_length 128\n            --per_device_train_batch_size 4\n            --per_device_eval_batch_size 4\n            --num_train_epochs 2\n            --logging_steps 2 --eval_steps 2\n            --output_dir {tmp_dir}\n            --overwrite_output_dir\n            '.split()

					with patch.object(lowercase		,    "argv"		,    lowercase					):
									run_ta_mlm_flax.main()
									lowerCamelCase_         =     get_results(lowercase					)
									self.assertGreaterEqual(result["eval_accuracy"]		,    0.4_2					)



	@slow
	def        SCREAMING_SNAKE_CASE_(       self					)							->			List[str]:
					# with so little data distributed training needs more epochs to get the score on par with 0/1 gpu
					lowerCamelCase_         =     7 if get_gpu_count() > 1 else 2

					lowerCamelCase_         =     self.get_auto_remove_tmp_dir()
					lowerCamelCase_         =     f'\n            run_flax_ner.py\n            --model_name_or_path bert-base-uncased\n            --train_file tests/fixtures/tests_samples/conll/sample.json\n            --validation_file tests/fixtures/tests_samples/conll/sample.json\n            --output_dir {tmp_dir}\n            --overwrite_output_dir\n            --do_train\n            --do_eval\n            --warmup_steps=2\n            --learning_rate=2e-4\n            --logging_steps 2 --eval_steps 2\n            --per_device_train_batch_size=2\n            --per_device_eval_batch_size=2\n            --num_train_epochs={epochs}\n            --seed 7\n        '.split()

					with patch.object(lowercase		,    "argv"		,    lowercase					):
									run_flax_ner.main()
									lowerCamelCase_         =     get_results(lowercase					)
									self.assertGreaterEqual(result["eval_accuracy"]		,    0.7_5					)
									self.assertGreaterEqual(result["eval_f1"]		,    0.3					)



	@slow
	def        SCREAMING_SNAKE_CASE_(       self					)							->			str:
					lowerCamelCase_         =     self.get_auto_remove_tmp_dir()
					lowerCamelCase_         =     f'\n            run_qa.py\n            --model_name_or_path bert-base-uncased\n            --version_2_with_negative\n            --train_file tests/fixtures/tests_samples/SQUAD/sample.json\n            --validation_file tests/fixtures/tests_samples/SQUAD/sample.json\n            --output_dir {tmp_dir}\n            --overwrite_output_dir\n            --num_train_epochs=3\n            --warmup_steps=2\n            --do_train\n            --do_eval\n            --logging_steps 2 --eval_steps 2\n            --learning_rate=2e-4\n            --per_device_train_batch_size=2\n            --per_device_eval_batch_size=1\n        '.split()

					with patch.object(lowercase		,    "argv"		,    lowercase					):
									run_qa.main()
									lowerCamelCase_         =     get_results(lowercase					)
									self.assertGreaterEqual(result["eval_f1"]		,    30					)
									self.assertGreaterEqual(result["eval_exact"]		,    30					)




import argparse
import logging
import os

import datasets
import tensorflow as tf

from transformers import AutoTokenizer


__A							=logging.getLogger(__name__)





def      lowerCamelCase_					(							):
				lowerCamelCase_         =     argparse.ArgumentParser(
				    description="Prepare TFRecord shards from pre-tokenized samples of the wikitext dataset."       )
				parser.add_argument(
				    "--dataset_name"      ,					type=lowerCamelCase__      ,					default="wikitext"      ,					help="Name of the training. Explore datasets at: hf.co/datasets."      ,					)
				parser.add_argument(
				    "--dataset_config"      ,					type=lowerCamelCase__      ,					default="wikitext-103-raw-v1"      ,					help="Configuration name of the dataset."       )
				parser.add_argument(
				    "--tokenizer_name_or_path"      ,					type=lowerCamelCase__      ,					default="sayakpaul/unigram-tokenizer-wikitext"      ,					help="Tokenizer identifier. Can be a local filepath or a Hub identifier."      ,					)
				parser.add_argument(
				    "--shard_size"      ,					type=lowerCamelCase__      ,					default=1_0_0_0      ,					help="Number of entries to go in a single shard."      ,					)
				parser.add_argument("--split"      ,					type=lowerCamelCase__      ,					default="train"      ,					choices=["train", "test", "validation"]       )
				parser.add_argument(
				    "--limit"      ,					default=lowerCamelCase__      ,					type=lowerCamelCase__      ,					help="Limit the number of shards (used for debugging)."      ,					)
				parser.add_argument(
				    "--max_length"      ,					type=lowerCamelCase__      ,					default=5_1_2      ,					help="Maximum sequence length. For training on TPUs, it helps to have a maximum"
				    " sequence length that is a multiple of 8."      ,					)
				parser.add_argument(
				    "--output_dir"      ,					default="tf-tpu"      ,					type=lowerCamelCase__      ,					help="Output directory where the TFRecord shards will be saved. If the"
				    " path is appended with `gs://` ('gs://tf-tpu', for example) then the TFRecord"
				    " shards will be directly saved to a Google Cloud Storage bucket."      ,					)

				lowerCamelCase_         =     parser.parse_args()
				return args





def      lowerCamelCase_					(							lowerCamelCase__       ):
				def fn(lowerCamelCase__       ):
								return tokenizer(examples["text"]       )

				return fn





def      lowerCamelCase_					(							lowerCamelCase__       ):
				lowerCamelCase_         =     []
				for i in range(len(tokenized_data["input_ids"]       )       ):
								lowerCamelCase_         =     {
								    "input_ids": tf.train.Feature(intaa_list=tf.train.IntaaList(value=tokenized_data["input_ids"][i]       )       ),
								    "attention_mask": tf.train.Feature(
								        intaa_list=tf.train.IntaaList(value=tokenized_data["attention_mask"][i]       )       ),
								}
								lowerCamelCase_         =     tf.train.Features(feature=lowerCamelCase__       )
								lowerCamelCase_         =     tf.train.Example(features=lowerCamelCase__       )
								lowerCamelCase_         =     example.SerializeToString()
								records.append(lowerCamelCase__       )
				return records





def      lowerCamelCase_					(							lowerCamelCase__       ):
				lowerCamelCase_         =     datasets.load_dataset(args.dataset_name      ,					args.dataset_config      ,					split=args.split       )

				if args.limit is not None:
								lowerCamelCase_         =     min(len(lowerCamelCase__       )      ,					args.limit       )
								lowerCamelCase_         =     dataset.select(range(lowerCamelCase__       )       )
								print(F'Limiting the dataset to {args.limit} entries.'       )

				lowerCamelCase_         =     AutoTokenizer.from_pretrained(args.tokenizer_name_or_path       )

				# Handle output directory creation.
				# For serializing into a Google Cloud Storage Bucket, one needs to first
				# create a bucket.
				if "gs" not in args.output_dir:
								if not os.path.exists(args.output_dir       ):
												os.makedirs(args.output_dir       )
								lowerCamelCase_         =     os.path.join(args.output_dir      ,					args.split       )
								if not os.path.exists(lowerCamelCase__       ):
												os.makedirs(lowerCamelCase__       )
				else:
								lowerCamelCase_         =     os.path.join(args.output_dir      ,					args.split       )

				# Tokenize the whole dataset at once.
				lowerCamelCase_         =     tokenize_function(lowerCamelCase__       )
				lowerCamelCase_         =     dataset.map(lowerCamelCase__      ,					batched=lowerCamelCase__      ,					num_proc=4      ,					remove_columns=["text"]       )

				# We need to concatenate all our texts together, and then split the result
				# into chunks of a fixed size, which we will call block_size. To do this, we
				# will use the map method again, with the option batched=True. When we use batched=True,
				# the function we pass to map() will be passed multiple inputs at once, allowing us
				# to group them into more or fewer examples than we had in the input.
				# This allows us to create our new fixed-length samples. The advantage of this
				# method is that we don't lose a whole lot of content from the dataset compared to the
				# case where we simply tokenize with a pre-defined max_length.

				def group_texts(lowerCamelCase__       ):
								# Concatenate all texts.
								lowerCamelCase_         =     {k: sum(examples[k]      ,					[]       ) for k in examples.keys()}
								lowerCamelCase_         =     len(concatenated_examples[list(examples.keys()       )[0]]       )
								# We drop the small remainder, though you could add padding instead if the model supports it
								# In this, as in all things, we advise you to follow your heart 🫀
								lowerCamelCase_         =     (total_length // args.max_length) * args.max_length
								# Split by chunks of max_len.
								lowerCamelCase_         =     {
								    k: [t[i : i + args.max_length] for i in range(0      ,					lowerCamelCase__      ,					args.max_length       )]
								    for k, t in concatenated_examples.items()
								}
								return result

				lowerCamelCase_         =     dataset_tokenized.map(lowerCamelCase__      ,					batched=lowerCamelCase__      ,					batch_size=1_0_0_0      ,					num_proc=4       )

				lowerCamelCase_         =     0
				lowerCamelCase_         =     0
				for shard in range(0      ,					len(lowerCamelCase__       )      ,					args.shard_size       ):
								lowerCamelCase_         =     grouped_dataset[shard : shard + args.shard_size]
								lowerCamelCase_         =     len(dataset_snapshot["input_ids"]       )
								lowerCamelCase_         =     os.path.join(lowerCamelCase__      ,					F'dataset-{shard_count}-{records_containing}.tfrecord'       )
								lowerCamelCase_         =     get_serialized_examples(lowerCamelCase__       )

								with tf.io.TFRecordWriter(lowerCamelCase__       ) as out_file:
												for i in range(len(lowerCamelCase__       )       ):
																lowerCamelCase_         =     serialized_examples[i]
																out_file.write(lowerCamelCase__       )
												print("Wrote file {} containing {} records".format(lowerCamelCase__      ,					lowerCamelCase__       )       )

								shard_count += 1
								total_records += records_containing

				with open(F'split-{args.split}-records-count.txt'      ,					"w"       ) as f:
								print(F'Total {args.split} records: {total_records}'      ,					file=lowerCamelCase__       )


if __name__ == "__main__":
			__A							=parse_args()
			main(args)


