



import logging

import torch
from accelerate import Accelerator
from arguments import EvaluationArguments
from datasets import load_dataset
from torch.utils.data import IterableDataset
from torch.utils.data.dataloader import DataLoader

from transformers import AutoModelForCausalLM, AutoTokenizer, HfArgumentParser, set_seed



class  __lowerCAmelCase     (	lowerCAmelCase__   ):




 def __init__(						self	,				__UpperCAmelCase	,				__UpperCAmelCase	,				__UpperCAmelCase=1024	,				__UpperCAmelCase=1024	,				__UpperCAmelCase=3.6				):



    '''simple docstring'''
    __lowerCamelCase													=    tokenizer
    __lowerCamelCase													=    tokenizer.bos_token_id
    __lowerCamelCase													=    dataset
    __lowerCamelCase													=    seq_length
    __lowerCamelCase													=    seq_length * chars_per_token * num_of_sequences




 def __iter__(						self				):



    '''simple docstring'''
    __lowerCamelCase													=    iter(self.dataset				)
    __lowerCamelCase													=    True
    while more_examples:
       __lowerCamelCase							,__lowerCamelCase													=    [], 0
       while True:
          if buffer_len >= self.input_characters:
             break
          try:
             buffer.append(next(__UpperCAmelCase				)['''content''']				)
             buffer_len += len(buffer[-1]				)
          except StopIteration:
             __lowerCamelCase													=    False
             break
       __lowerCamelCase													=    tokenizer(__UpperCAmelCase	,				truncation=__UpperCAmelCase				)['''input_ids''']
       __lowerCamelCase													=    []
       for tokenized_input in tokenized_inputs:
          all_token_ids.extend(tokenized_input + [self.concat_token_id]				)
       for i in range(0	,				len(__UpperCAmelCase				)	,				self.seq_length				):
          __lowerCamelCase													=    all_token_ids[i : i + self.seq_length]
          if len(__UpperCAmelCase				) == self.seq_length:
             yield torch.tensor(__UpperCAmelCase				)





def 		a__			(		_UpperCamelCase			: List[Any]							):
   __lowerCamelCase													=    {'''streaming''': True}
   __lowerCamelCase													=    load_dataset(args.dataset_name ,split='''train''' ,**_UpperCamelCase							)
   __lowerCamelCase													=    ConstantLengthDataset(_UpperCamelCase ,_UpperCamelCase ,seq_length=args.seq_length							)
   __lowerCamelCase													=    DataLoader(_UpperCamelCase ,batch_size=args.batch_size							)
   return eval_dataloader





def 		a__			(		_UpperCamelCase			: str							):
   model.eval()
   __lowerCamelCase													=    []
   for step, batch in enumerate(_UpperCamelCase							):
      with torch.no_grad():
         __lowerCamelCase													=    model(_UpperCamelCase ,labels=_UpperCamelCase							)
      __lowerCamelCase													=    outputs.loss.repeat(args.batch_size							)
      losses.append(accelerator.gather(_UpperCamelCase							)							)

      if args.max_eval_steps > 0 and step >= args.max_eval_steps:
         break
   __lowerCamelCase													=    torch.mean(torch.cat(_UpperCamelCase							)							)
   try:
      __lowerCamelCase													=    torch.exp(_UpperCamelCase							)
   except OverflowError:
      __lowerCamelCase													=    float('''inf'''							)
   return loss.item(), perplexity.item()


# Setup Accelerator
a_			=					Accelerator()

# Parse configuration
a_			=					HfArgumentParser(EvaluationArguments)
a_			=					parser.parse_args()
set_seed(args.seed)

# Logging
a_			=					logging.getLogger(__name__)
logging.basicConfig(
    format="""%(asctime)s - %(levelname)s - %(name)s - %(message)s""", datefmt="""%m/%d/%Y %H:%M:%S""", level=logging.INFO
)

# Load model and tokenizer
a_			=					AutoModelForCausalLM.from_pretrained(args.model_ckpt)
a_			=					AutoTokenizer.from_pretrained(args.model_ckpt)

# Load dataset and dataloader
a_			=					create_dataloader(args)

# Prepare everything with our `accelerator`.
a_		,						a_			=					accelerator.prepare(model, eval_dataloader)

# Evaluate and save the last checkpoint
logger.info("""Evaluating and saving model after training""")
a_		,						a_			=					evaluate(args)





logger.info(f"loss/eval: {eval_loss}, perplexity: {perplexity}")











import unittest

from transformers import MODEL_FOR_DOCUMENT_QUESTION_ANSWERING_MAPPING, AutoTokenizer, is_vision_available
from transformers.pipelines import pipeline
from transformers.pipelines.document_question_answering import apply_tesseract
from transformers.testing_utils import (
    is_pipeline_test,
    nested_simplify,
    require_detectrona,
    require_pytesseract,
    require_tf,
    require_torch,
    require_vision,
    slow,
)

from .test_pipelines_common import ANY


if is_vision_available():
  from PIL import Image

  from transformers.image_utils import load_image
else:



  class  __lowerCAmelCase     :




   @staticmethod
   def        lowerCamelCase      (						*__UpperCAmelCase	,				**__UpperCAmelCase				):



      '''simple docstring'''
      pass





  def 		a__			(		_UpperCamelCase			: List[str]							):
     return None


# This is a pinned image from a specific revision of a document question answering space, hosted by HuggingFace,
# so we can expect it to be available.
a_			=					(
    """https://huggingface.co/spaces/impira/docquery/resolve/2f6c96314dc84dfda62d40de9da55f2f5165d403/invoice.png"""
)



@is_pipeline_test
@require_torch
@require_vision
class  __lowerCAmelCase     (	unittest.TestCase   ):
 lowerCAmelCase__       					=  MODEL_FOR_DOCUMENT_QUESTION_ANSWERING_MAPPING




 @require_pytesseract
 @require_vision
 def        lowerCamelCase      (						self	,				__UpperCAmelCase	,				__UpperCAmelCase	,				__UpperCAmelCase				):



    '''simple docstring'''
    __lowerCamelCase													=    pipeline(
        '''document-question-answering'''	,				model=__UpperCAmelCase	,				tokenizer=__UpperCAmelCase	,				image_processor=__UpperCAmelCase				)

    __lowerCamelCase													=    INVOICE_URL
    __lowerCamelCase													=    list(zip(*apply_tesseract(load_image(__UpperCAmelCase				)	,				__UpperCAmelCase	,				''''''				)				)				)
    __lowerCamelCase													=    '''What is the placebo?'''
    __lowerCamelCase													=    [
        {
            '''image''': load_image(__UpperCAmelCase				),
            '''question''': question,
        },
        {
            '''image''': image,
            '''question''': question,
        },
        {
            '''image''': image,
            '''question''': question,
            '''word_boxes''': word_boxes,
        },
    ]
    return dqa_pipeline, examples




 def        lowerCamelCase      (						self	,				__UpperCAmelCase	,				__UpperCAmelCase				):



    '''simple docstring'''
    __lowerCamelCase													=    dqa_pipeline(__UpperCAmelCase	,				top_k=2				)
    self.assertEqual(
        __UpperCAmelCase	,				[
            [
                {'''score''': ANY(__UpperCAmelCase				), '''answer''': ANY(__UpperCAmelCase				), '''start''': ANY(__UpperCAmelCase				), '''end''': ANY(__UpperCAmelCase				)},
                {'''score''': ANY(__UpperCAmelCase				), '''answer''': ANY(__UpperCAmelCase				), '''start''': ANY(__UpperCAmelCase				), '''end''': ANY(__UpperCAmelCase				)},
            ]
        ]
        * 3	,				)




 @require_torch
 @require_detectrona
 @require_pytesseract
 def        lowerCamelCase      (						self				):



    '''simple docstring'''
    __lowerCamelCase													=    pipeline('''document-question-answering'''	,				model='''hf-internal-testing/tiny-random-layoutlmv2'''				)
    __lowerCamelCase													=    INVOICE_URL
    __lowerCamelCase													=    '''How many cats are there?'''

    __lowerCamelCase													=    [
        {'''score''': 0.0_001, '''answer''': '''oy 2312/2019''', '''start''': 38, '''end''': 39},
        {'''score''': 0.0_001, '''answer''': '''oy 2312/2019 DUE''', '''start''': 38, '''end''': 40},
    ]
    __lowerCamelCase													=    dqa_pipeline(image=__UpperCAmelCase	,				question=__UpperCAmelCase	,				top_k=2				)
    self.assertEqual(nested_simplify(__UpperCAmelCase	,				decimals=4				)	,				__UpperCAmelCase				)

    __lowerCamelCase													=    dqa_pipeline({'''image''': image, '''question''': question}	,				top_k=2				)
    self.assertEqual(nested_simplify(__UpperCAmelCase	,				decimals=4				)	,				__UpperCAmelCase				)

    # This image does not detect ANY text in it, meaning layoutlmv2 should fail.
    # Empty answer probably
    __lowerCamelCase													=    '''./tests/fixtures/tests_samples/COCO/000000039769.png'''
    __lowerCamelCase													=    dqa_pipeline(image=__UpperCAmelCase	,				question=__UpperCAmelCase	,				top_k=2				)
    self.assertEqual(__UpperCAmelCase	,				[]				)

    # We can optionnally pass directly the words and bounding boxes
    __lowerCamelCase													=    '''./tests/fixtures/tests_samples/COCO/000000039769.png'''
    __lowerCamelCase													=    []
    __lowerCamelCase													=    []
    __lowerCamelCase													=    dqa_pipeline(image=__UpperCAmelCase	,				question=__UpperCAmelCase	,				words=__UpperCAmelCase	,				boxes=__UpperCAmelCase	,				top_k=2				)
    self.assertEqual(__UpperCAmelCase	,				[]				)




 @slow
 @require_torch
 @require_detectrona
 @require_pytesseract
 def        lowerCamelCase      (						self				):



    '''simple docstring'''
    __lowerCamelCase													=    pipeline(
        '''document-question-answering'''	,				model='''tiennvcs/layoutlmv2-base-uncased-finetuned-docvqa'''	,				revision='''9977165'''	,				)
    __lowerCamelCase													=    INVOICE_URL
    __lowerCamelCase													=    '''What is the invoice number?'''

    __lowerCamelCase													=    dqa_pipeline(image=__UpperCAmelCase	,				question=__UpperCAmelCase	,				top_k=2				)
    self.assertEqual(
        nested_simplify(__UpperCAmelCase	,				decimals=4				)	,				[
            {'''score''': 0.9_944, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
            {'''score''': 0.0_009, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
        ]	,				)

    __lowerCamelCase													=    dqa_pipeline({'''image''': image, '''question''': question}	,				top_k=2				)
    self.assertEqual(
        nested_simplify(__UpperCAmelCase	,				decimals=4				)	,				[
            {'''score''': 0.9_944, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
            {'''score''': 0.0_009, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
        ]	,				)

    __lowerCamelCase													=    dqa_pipeline(
        [{'''image''': image, '''question''': question}, {'''image''': image, '''question''': question}]	,				top_k=2				)
    self.assertEqual(
        nested_simplify(__UpperCAmelCase	,				decimals=4				)	,				[
            [
                {'''score''': 0.9_944, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
                {'''score''': 0.0_009, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
            ],
        ]
        * 2	,				)




 @slow
 @require_torch
 @require_detectrona
 @require_pytesseract
 def        lowerCamelCase      (						self				):



    '''simple docstring'''
    __lowerCamelCase													=    pipeline(
        '''document-question-answering'''	,				model='''tiennvcs/layoutlmv2-base-uncased-finetuned-docvqa'''	,				revision='''9977165'''	,				max_seq_len=50	,				)
    __lowerCamelCase													=    INVOICE_URL
    __lowerCamelCase													=    '''What is the invoice number?'''

    __lowerCamelCase													=    dqa_pipeline(image=__UpperCAmelCase	,				question=__UpperCAmelCase	,				top_k=2				)
    self.assertEqual(
        nested_simplify(__UpperCAmelCase	,				decimals=4				)	,				[
            {'''score''': 0.9_974, '''answer''': '''1110212019''', '''start''': 23, '''end''': 23},
            {'''score''': 0.9_948, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
        ]	,				)

    __lowerCamelCase													=    dqa_pipeline({'''image''': image, '''question''': question}	,				top_k=2				)
    self.assertEqual(
        nested_simplify(__UpperCAmelCase	,				decimals=4				)	,				[
            {'''score''': 0.9_974, '''answer''': '''1110212019''', '''start''': 23, '''end''': 23},
            {'''score''': 0.9_948, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
        ]	,				)

    __lowerCamelCase													=    dqa_pipeline(
        [{'''image''': image, '''question''': question}, {'''image''': image, '''question''': question}]	,				top_k=2				)
    self.assertEqual(
        nested_simplify(__UpperCAmelCase	,				decimals=4				)	,				[
            [
                {'''score''': 0.9_974, '''answer''': '''1110212019''', '''start''': 23, '''end''': 23},
                {'''score''': 0.9_948, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
            ]
        ]
        * 2	,				)




 @slow
 @require_torch
 @require_pytesseract
 @require_vision
 def        lowerCamelCase      (						self				):



    '''simple docstring'''
    __lowerCamelCase													=    AutoTokenizer.from_pretrained(
        '''impira/layoutlm-document-qa'''	,				revision='''3dc6de3'''	,				add_prefix_space=__UpperCAmelCase				)
    __lowerCamelCase													=    pipeline(
        '''document-question-answering'''	,				model='''impira/layoutlm-document-qa'''	,				tokenizer=__UpperCAmelCase	,				revision='''3dc6de3'''	,				)
    __lowerCamelCase													=    INVOICE_URL
    __lowerCamelCase													=    '''What is the invoice number?'''

    __lowerCamelCase													=    dqa_pipeline(image=__UpperCAmelCase	,				question=__UpperCAmelCase	,				top_k=2				)
    self.assertEqual(
        nested_simplify(__UpperCAmelCase	,				decimals=4				)	,				[
            {'''score''': 0.4_251, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
            {'''score''': 0.0_819, '''answer''': '''1110212019''', '''start''': 23, '''end''': 23},
        ]	,				)

    __lowerCamelCase													=    dqa_pipeline({'''image''': image, '''question''': question}	,				top_k=2				)
    self.assertEqual(
        nested_simplify(__UpperCAmelCase	,				decimals=4				)	,				[
            {'''score''': 0.4_251, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
            {'''score''': 0.0_819, '''answer''': '''1110212019''', '''start''': 23, '''end''': 23},
        ]	,				)

    __lowerCamelCase													=    dqa_pipeline(
        [{'''image''': image, '''question''': question}, {'''image''': image, '''question''': question}]	,				top_k=2				)
    self.assertEqual(
        nested_simplify(__UpperCAmelCase	,				decimals=4				)	,				[
            [
                {'''score''': 0.4_251, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
                {'''score''': 0.0_819, '''answer''': '''1110212019''', '''start''': 23, '''end''': 23},
            ]
        ]
        * 2	,				)

    __lowerCamelCase													=    list(zip(*apply_tesseract(load_image(__UpperCAmelCase				)	,				__UpperCAmelCase	,				''''''				)				)				)

    # This model should also work if `image` is set to None
    __lowerCamelCase													=    dqa_pipeline({'''image''': None, '''word_boxes''': word_boxes, '''question''': question}	,				top_k=2				)
    self.assertEqual(
        nested_simplify(__UpperCAmelCase	,				decimals=4				)	,				[
            {'''score''': 0.4_251, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
            {'''score''': 0.0_819, '''answer''': '''1110212019''', '''start''': 23, '''end''': 23},
        ]	,				)




 @slow
 @require_torch
 @require_pytesseract
 @require_vision
 def        lowerCamelCase      (						self				):



    '''simple docstring'''
    __lowerCamelCase													=    AutoTokenizer.from_pretrained(
        '''impira/layoutlm-document-qa'''	,				revision='''3dc6de3'''	,				add_prefix_space=__UpperCAmelCase				)
    __lowerCamelCase													=    pipeline(
        '''document-question-answering'''	,				model='''impira/layoutlm-document-qa'''	,				tokenizer=__UpperCAmelCase	,				revision='''3dc6de3'''	,				max_seq_len=50	,				)
    __lowerCamelCase													=    INVOICE_URL
    __lowerCamelCase													=    '''What is the invoice number?'''

    __lowerCamelCase													=    dqa_pipeline(image=__UpperCAmelCase	,				question=__UpperCAmelCase	,				top_k=2				)
    self.assertEqual(
        nested_simplify(__UpperCAmelCase	,				decimals=4				)	,				[
            {'''score''': 0.9_999, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
            {'''score''': 0.9_998, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
        ]	,				)

    __lowerCamelCase													=    dqa_pipeline(
        [{'''image''': image, '''question''': question}, {'''image''': image, '''question''': question}]	,				top_k=2				)
    self.assertEqual(
        nested_simplify(__UpperCAmelCase	,				decimals=4				)	,				[
            [
                {'''score''': 0.9_999, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
                {'''score''': 0.9_998, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
            ]
        ]
        * 2	,				)

    __lowerCamelCase													=    list(zip(*apply_tesseract(load_image(__UpperCAmelCase				)	,				__UpperCAmelCase	,				''''''				)				)				)

    # This model should also work if `image` is set to None
    __lowerCamelCase													=    dqa_pipeline({'''image''': None, '''word_boxes''': word_boxes, '''question''': question}	,				top_k=2				)
    self.assertEqual(
        nested_simplify(__UpperCAmelCase	,				decimals=4				)	,				[
            {'''score''': 0.9_999, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
            {'''score''': 0.9_998, '''answer''': '''us-001''', '''start''': 16, '''end''': 16},
        ]	,				)




 @slow
 @require_torch
 def        lowerCamelCase      (						self				):



    '''simple docstring'''
    __lowerCamelCase													=    pipeline(
        '''document-question-answering'''	,				model='''naver-clova-ix/donut-base-finetuned-docvqa'''	,				tokenizer=AutoTokenizer.from_pretrained('''naver-clova-ix/donut-base-finetuned-docvqa'''				)	,				feature_extractor='''naver-clova-ix/donut-base-finetuned-docvqa'''	,				)

    __lowerCamelCase													=    INVOICE_URL
    __lowerCamelCase													=    '''What is the invoice number?'''
    __lowerCamelCase													=    dqa_pipeline(image=__UpperCAmelCase	,				question=__UpperCAmelCase	,				top_k=2				)
    self.assertEqual(nested_simplify(__UpperCAmelCase	,				decimals=4				)	,				[{'''answer''': '''us-001'''}]				)




 @require_tf
 @unittest.skip('''Document question answering not implemented in TF'''				)
 def        lowerCamelCase      (						self				):



    '''simple docstring'''
    pass






