
import argparse
import glob
import logging
import os
import time
from argparse import Namespace

import numpy as np
import torch
from lightning_base import BaseTransformer, add_generic_args, generic_train
from torch.utils.data import DataLoader, TensorDataset

from transformers import glue_compute_metrics as compute_metrics
from transformers import glue_convert_examples_to_features as convert_examples_to_features
from transformers import glue_output_modes, glue_tasks_num_labels
from transformers import glue_processors as processors


UpperCAmelCase	      = logging.getLogger(__name__)







class        A_   (			__lowerCamelCase   ):




	'''simple docstring'''


	_UpperCamelCase     :     Optional[int]							 =       """sequence-classification"""





	def __init__(       self		,    snake_case       ):
		if type(snake_case       ) == dict:
			lowercase       =    Namespace(**snake_case       )
		lowercase       =    glue_output_modes[hparams.task]
		lowercase       =    glue_tasks_num_labels[hparams.task]

		super().__init__(snake_case		,    snake_case		,    self.mode       )





	def 	SCREAMING_SNAKE_CASE__						(       self		,    **snake_case       ):
		return self.model(**snake_case       )





	def 	SCREAMING_SNAKE_CASE__						(       self		,    snake_case		,    snake_case       ):
		lowercase       =    {'input_ids': batch[0], 'attention_mask': batch[1], 'labels': batch[3]}

		if self.config.model_type not in ["distilbert", "bart"]:
			lowercase       =    batch[2] if self.config.model_type in ['bert', 'xlnet', 'albert'] else None

		lowercase       =    self(**snake_case       )
		lowercase       =    outputs[0]

		lowercase       =    self.trainer.lr_schedulers[0]['scheduler']
		lowercase       =    {'loss': loss, 'rate': lr_scheduler.get_last_lr()[-1]}
		return {"loss": loss, "log": tensorboard_logs}





	def 	SCREAMING_SNAKE_CASE__						(       self       ):
		lowercase       =    self.hparams
		lowercase       =    processors[args.task]()
		lowercase       =    processor.get_labels()

		for mode in ["train", "dev"]:
			lowercase       =    self._feature_file(snake_case       )
			if os.path.exists(snake_case       ) and not args.overwrite_cache:
				logger.info('Loading features from cached file %s'		,    snake_case       )
			else:
				logger.info('Creating features from dataset file at %s'		,    args.data_dir       )
				lowercase       =    (
				    processor.get_dev_examples(args.data_dir       )
				    if mode == 'dev'
				    else processor.get_train_examples(args.data_dir       )
				)
				lowercase       =    convert_examples_to_features(
				    snake_case		,    self.tokenizer		,    max_length=args.max_seq_length		,    label_list=self.labels		,    output_mode=args.glue_output_mode		,    )
				logger.info('Saving features into cached file %s'		,    snake_case       )
				torch.save(snake_case		,    snake_case       )





	def 	SCREAMING_SNAKE_CASE__						(       self		,    snake_case		,    snake_case		,    snake_case = False       ):
		lowercase       =    'dev' if mode == 'test' else mode

		lowercase       =    self._feature_file(snake_case       )
		logger.info('Loading features from cached file %s'		,    snake_case       )
		lowercase       =    torch.load(snake_case       )
		lowercase       =    torch.tensor([f.input_ids for f in features]		,    dtype=torch.long       )
		lowercase       =    torch.tensor([f.attention_mask for f in features]		,    dtype=torch.long       )
		lowercase       =    torch.tensor([f.token_type_ids for f in features]		,    dtype=torch.long       )
		if self.hparams.glue_output_mode == "classification":
			lowercase       =    torch.tensor([f.label for f in features]		,    dtype=torch.long       )
		elif self.hparams.glue_output_mode == "regression":
			lowercase       =    torch.tensor([f.label for f in features]		,    dtype=torch.float       )

		return DataLoader(
		    TensorDataset(snake_case		,    snake_case		,    snake_case		,    snake_case       )		,    batch_size=snake_case		,    shuffle=snake_case		,    )





	def 	SCREAMING_SNAKE_CASE__						(       self		,    snake_case		,    snake_case       ):
		lowercase       =    {'input_ids': batch[0], 'attention_mask': batch[1], 'labels': batch[3]}

		if self.config.model_type not in ["distilbert", "bart"]:
			lowercase       =    batch[2] if self.config.model_type in ['bert', 'xlnet', 'albert'] else None

		lowercase       =    self(**snake_case       )
		lowercase  ,					lowercase       =    outputs[:2]
		lowercase       =    logits.detach().cpu().numpy()
		lowercase       =    inputs['labels'].detach().cpu().numpy()

		return {"val_loss": tmp_eval_loss.detach().cpu(), "pred": preds, "target": out_label_ids}





	def 	SCREAMING_SNAKE_CASE__						(       self		,    snake_case       ):
		lowercase       =    torch.stack([x['val_loss'] for x in outputs]       ).mean().detach().cpu().item()
		lowercase       =    np.concatenate([x['pred'] for x in outputs]		,    axis=0       )

		if self.hparams.glue_output_mode == "classification":
			lowercase       =    np.argmax(snake_case		,    axis=1       )
		elif self.hparams.glue_output_mode == "regression":
			lowercase       =    np.squeeze(snake_case       )

		lowercase       =    np.concatenate([x['target'] for x in outputs]		,    axis=0       )
		lowercase       =    [[] for _ in range(out_label_ids.shape[0]       )]
		lowercase       =    [[] for _ in range(out_label_ids.shape[0]       )]

		lowercase       =    {**{'val_loss': val_loss_mean}, **compute_metrics(self.hparams.task		,    snake_case		,    snake_case       )}

		lowercase       =    dict(results.items()       )
		lowercase       =    results
		return ret, preds_list, out_label_list





	def 	SCREAMING_SNAKE_CASE__						(       self		,    snake_case       ):
		lowercase  ,					lowercase  ,					lowercase       =    self._eval_end(snake_case       )
		lowercase       =    ret['log']
		return {"val_loss": logs["val_loss"], "log": logs, "progress_bar": logs}





	def 	SCREAMING_SNAKE_CASE__						(       self		,    snake_case       ):
		lowercase  ,					lowercase  ,					lowercase       =    self._eval_end(snake_case       )
		lowercase       =    ret['log']
		# `val_loss` is the key returned by `self._eval_end()` but actually refers to `test_loss`
		return {"avg_test_loss": logs["val_loss"], "log": logs, "progress_bar": logs}





	@staticmethod
	def 	SCREAMING_SNAKE_CASE__						(       snake_case		,    snake_case       ):
		BaseTransformer.add_model_specific_args(snake_case		,    snake_case       )
		parser.add_argument(
		    '--max_seq_length'		,    default=128		,    type=snake_case		,    help=(
		        'The maximum total input sequence length after tokenization. Sequences longer '
		        'than this will be truncated, sequences shorter will be padded.'
		    )		,    )

		parser.add_argument(
		    '--task'		,    default=''		,    type=snake_case		,    required=snake_case		,    help='The GLUE task to run'		,    )
		parser.add_argument(
		    '--gpus'		,    default=0		,    type=snake_case		,    help='The number of GPUs allocated for this, it is by default 0 meaning none'		,    )

		parser.add_argument(
		    '--overwrite_cache'		,    action='store_true'		,    help='Overwrite the cached training and evaluation sets'       )

		return parser






def 							UpperCAmelCase_		(							):
	lowercase       =    argparse.ArgumentParser()
	add_generic_args(__SCREAMING_SNAKE_CASE ,							os.getcwd()							)
	lowercase       =    GLUETransformer.add_model_specific_args(__SCREAMING_SNAKE_CASE ,							os.getcwd()							)
	lowercase       =    parser.parse_args()

	# If output_dir not provided, a folder will be generated in pwd
	if args.output_dir is None:
		lowercase       =    os.path.join(
		    './results' ,							F'''{args.task}_{time.strftime('%Y%m%d_%H%M%S'							)}''' ,							)
		os.makedirs(args.output_dir							)

	lowercase       =    GLUETransformer(__SCREAMING_SNAKE_CASE							)
	lowercase       =    generic_train(__SCREAMING_SNAKE_CASE ,							__SCREAMING_SNAKE_CASE							)

	# Optionally, predict on dev set and write to output_dir
	if args.do_predict:
		lowercase       =    sorted(glob.glob(os.path.join(args.output_dir ,							'checkpoint-epoch=*.ckpt'							) ,							recursive=__SCREAMING_SNAKE_CASE							)							)
		lowercase       =    model.load_from_checkpoint(checkpoints[-1]							)
		return trainer.test(__SCREAMING_SNAKE_CASE							)


if __name__ == "__main__":
	main()



from typing import Dict, Iterable, Optional, Union

import numpy as np

from ...image_processing_utils import BaseImageProcessor, BatchFeature, get_size_dict
from ...image_transforms import normalize, rescale, resize, to_channel_dimension_format, to_pil_image
from ...image_utils import (
    IMAGENET_STANDARD_MEAN,
    IMAGENET_STANDARD_STD,
    ChannelDimension,
    ImageInput,
    PILImageResampling,
    make_list_of_images,
    to_numpy_array,
    valid_images,
)
from ...utils import TensorType, is_pytesseract_available, is_vision_available, logging, requires_backends


if is_vision_available():
	import PIL

# soft dependency
if is_pytesseract_available():
	import pytesseract

UpperCAmelCase	      = logging.get_logger(__name__)






def 							UpperCAmelCase_		(							__SCREAMING_SNAKE_CASE ,							__SCREAMING_SNAKE_CASE ,							__SCREAMING_SNAKE_CASE							):
	return [
	    int(1000 * (box[0] / width)							),
	    int(1000 * (box[1] / height)							),
	    int(1000 * (box[2] / width)							),
	    int(1000 * (box[3] / height)							),
	]






def 							UpperCAmelCase_		(							__SCREAMING_SNAKE_CASE ,							__SCREAMING_SNAKE_CASE ,							__SCREAMING_SNAKE_CASE							):
	lowercase       =    to_pil_image(__SCREAMING_SNAKE_CASE							)
	lowercase  ,					lowercase       =    pil_image.size
	lowercase       =    pytesseract.image_to_data(__SCREAMING_SNAKE_CASE ,							lang=__SCREAMING_SNAKE_CASE ,							output_type='dict' ,							config=__SCREAMING_SNAKE_CASE							)
	lowercase  ,					lowercase  ,					lowercase  ,					lowercase  ,					lowercase       =    data['text'], data['left'], data['top'], data['width'], data['height']

	# filter empty words and corresponding coordinates
	lowercase       =    [idx for idx, word in enumerate(__SCREAMING_SNAKE_CASE							) if not word.strip()]
	lowercase       =    [word for idx, word in enumerate(__SCREAMING_SNAKE_CASE							) if idx not in irrelevant_indices]
	lowercase       =    [coord for idx, coord in enumerate(__SCREAMING_SNAKE_CASE							) if idx not in irrelevant_indices]
	lowercase       =    [coord for idx, coord in enumerate(__SCREAMING_SNAKE_CASE							) if idx not in irrelevant_indices]
	lowercase       =    [coord for idx, coord in enumerate(__SCREAMING_SNAKE_CASE							) if idx not in irrelevant_indices]
	lowercase       =    [coord for idx, coord in enumerate(__SCREAMING_SNAKE_CASE							) if idx not in irrelevant_indices]

	# turn coordinates into (left, top, left+width, top+height) format
	lowercase       =    []
	for x, y, w, h in zip(__SCREAMING_SNAKE_CASE ,							__SCREAMING_SNAKE_CASE ,							__SCREAMING_SNAKE_CASE ,							__SCREAMING_SNAKE_CASE							):
		lowercase       =    [x, y, x + w, y + h]
		actual_boxes.append(__SCREAMING_SNAKE_CASE							)

	# finally, normalize the bounding boxes
	lowercase       =    []
	for box in actual_boxes:
		normalized_boxes.append(normalize_box(__SCREAMING_SNAKE_CASE ,							__SCREAMING_SNAKE_CASE ,							__SCREAMING_SNAKE_CASE							)							)

	assert len(__SCREAMING_SNAKE_CASE							) == len(__SCREAMING_SNAKE_CASE							), "Not as many words as there are bounding boxes"

	return words, normalized_boxes







class        A_   (			__lowerCamelCase   ):




	'''simple docstring'''


	_UpperCamelCase     :     Dict							 =       ["""pixel_values"""]





	def __init__(       self		,    snake_case = True		,    snake_case = None		,    snake_case = PILImageResampling.BILINEAR		,    snake_case = True		,    snake_case = 1 / 255		,    snake_case = True		,    snake_case = None		,    snake_case = None		,    snake_case = True		,    snake_case = None		,    snake_case = ""		,    **snake_case		,    ):
		super().__init__(**snake_case       )
		lowercase       =    size if size is not None else {'height': 224, 'width': 224}
		lowercase       =    get_size_dict(snake_case       )

		lowercase       =    do_resize
		lowercase       =    size
		lowercase       =    resample
		lowercase       =    do_rescale
		lowercase       =    rescale_value
		lowercase       =    do_normalize
		lowercase       =    image_mean if image_mean is not None else IMAGENET_STANDARD_MEAN
		lowercase       =    image_std if image_std is not None else IMAGENET_STANDARD_STD
		lowercase       =    apply_ocr
		lowercase       =    ocr_lang
		lowercase       =    tesseract_config





	def 	SCREAMING_SNAKE_CASE__						(       self		,    snake_case		,    snake_case		,    snake_case = PILImageResampling.BILINEAR		,    snake_case = None		,    **snake_case		,    ):
		lowercase       =    get_size_dict(snake_case       )
		if "height" not in size or "width" not in size:
			raise ValueError(F'''The size dictionary must contain the keys \'height\' and \'width\'. Got {size.keys()}'''       )
		lowercase       =    (size['height'], size['width'])
		return resize(snake_case		,    size=snake_case		,    resample=snake_case		,    data_format=snake_case		,    **snake_case       )





	def 	SCREAMING_SNAKE_CASE__						(       self		,    snake_case		,    snake_case		,    snake_case = None		,    **snake_case		,    ):
		return rescale(snake_case		,    scale=snake_case		,    data_format=snake_case		,    **snake_case       )





	def 	SCREAMING_SNAKE_CASE__						(       self		,    snake_case		,    snake_case		,    snake_case		,    snake_case = None		,    **snake_case		,    ):
		return normalize(snake_case		,    mean=snake_case		,    std=snake_case		,    data_format=snake_case		,    **snake_case       )





	def 	SCREAMING_SNAKE_CASE__						(       self		,    snake_case		,    snake_case = None		,    snake_case = None		,    snake_case=None		,    snake_case = None		,    snake_case = None		,    snake_case = None		,    snake_case = None		,    snake_case = None		,    snake_case = None		,    snake_case = None		,    snake_case = None		,    snake_case = None		,    snake_case = ChannelDimension.FIRST		,    **snake_case		,    ):
		lowercase       =    do_resize if do_resize is not None else self.do_resize
		lowercase       =    size if size is not None else self.size
		lowercase       =    get_size_dict(snake_case       )
		lowercase       =    resample if resample is not None else self.resample
		lowercase       =    do_rescale if do_rescale is not None else self.do_rescale
		lowercase       =    rescale_factor if rescale_factor is not None else self.rescale_factor
		lowercase       =    do_normalize if do_normalize is not None else self.do_normalize
		lowercase       =    image_mean if image_mean is not None else self.image_mean
		lowercase       =    image_std if image_std is not None else self.image_std
		lowercase       =    apply_ocr if apply_ocr is not None else self.apply_ocr
		lowercase       =    ocr_lang if ocr_lang is not None else self.ocr_lang
		lowercase       =    tesseract_config if tesseract_config is not None else self.tesseract_config

		lowercase       =    make_list_of_images(snake_case       )

		if not valid_images(snake_case       ):
			raise ValueError(
			    'Invalid image type. Must be of type PIL.Image.Image, numpy.ndarray, '
			    'torch.Tensor, tf.Tensor or jax.ndarray.'       )

		if do_resize and size is None:
			raise ValueError('Size must be specified if do_resize is True.'       )

		if do_rescale and rescale_factor is None:
			raise ValueError('Rescale factor must be specified if do_rescale is True.'       )

		if do_normalize and (image_mean is None or image_std is None):
			raise ValueError('If do_normalize is True, image_mean and image_std must be specified.'       )

		# All transformations expect numpy arrays.
		lowercase       =    [to_numpy_array(snake_case       ) for image in images]

		# Tesseract OCR to get words + normalized bounding boxes
		if apply_ocr:
			requires_backends(self		,    'pytesseract'       )
			lowercase       =    []
			lowercase       =    []
			for image in images:
				lowercase  ,					lowercase       =    apply_tesseract(snake_case		,    snake_case		,    snake_case       )
				words_batch.append(snake_case       )
				boxes_batch.append(snake_case       )

		if do_resize:
			lowercase       =    [self.resize(image=snake_case		,    size=snake_case		,    resample=snake_case       ) for image in images]

		if do_rescale:
			lowercase       =    [self.rescale(image=snake_case		,    scale=snake_case       ) for image in images]

		if do_normalize:
			lowercase       =    [self.normalize(image=snake_case		,    mean=snake_case		,    std=snake_case       ) for image in images]

		lowercase       =    [to_channel_dimension_format(snake_case		,    snake_case       ) for image in images]

		lowercase       =    BatchFeature(data={'pixel_values': images}		,    tensor_type=snake_case       )

		if apply_ocr:
			lowercase       =    words_batch
			lowercase       =    boxes_batch
		return data

