






import argparse
import ast
import logging
import os
import sys

import pandas as pd
import torch
from tqdm import tqdm

from transformers import BartForConditionalGeneration, RagRetriever, RagSequenceForGeneration, RagTokenForGeneration
from transformers import logging as transformers_logging


sys.path.append(os.path.join(os.getcwd()))  # noqa: E402 # isort:skip
from utils_rag import exact_match_score, fa_score  # noqa: E402 # isort:skip


_UpperCAmelCase			:		Any   				=    logging.getLogger(__name__)
logging.basicConfig(level=logging.INFO)

transformers_logging.set_verbosity_info()





def 	lowerCAmelCase_		(lowercase__						:       int       )		->    str:


				'''simple docstring'''




				if "token" in model_name_or_path:
								return "rag_token"
				if "sequence" in model_name_or_path:
								return "rag_sequence"
				if "bart" in model_name_or_path:
								return "bart"
				return None





def 	lowerCAmelCase_		(lowercase__						:       List[Any]     ,					lowercase__						:       Any     ,					lowercase__						:       Any       )		->    str:


				'''simple docstring'''




				return max(metric_fn(lowercase__     ,					lowercase__       ) for gt in ground_truths       )





def 	lowerCAmelCase_		(lowercase__						:       Dict     ,					lowercase__						:       Union[str, Any]     ,					lowercase__						:       Tuple       )		->    List[str]:


				'''simple docstring'''




				lowerCAmelCase__      			=						[line.strip() for line in open(lowercase__     ,					'''r'''       ).readlines()]
				lowerCAmelCase__      			=						[]

				if args.gold_data_mode == "qa":
								lowerCAmelCase__      			=						pd.read_csv(lowercase__     ,					sep='''\t'''     ,					header=lowercase__       )
								for answer_list in data[1]:
												lowerCAmelCase__      			=						ast.literal_eval(lowercase__       )
												answers.append(lowercase__       )
				else:
								lowerCAmelCase__      			=						[line.strip() for line in open(lowercase__     ,					'''r'''       ).readlines()]
								lowerCAmelCase__      			=						[[reference] for reference in references]

				lowerCAmelCase__      			=						lowerCAmelCase__      			=						lowerCAmelCase__      			=						0
				for prediction, ground_truths in zip(lowercase__     ,					lowercase__       ):
								total += 1
								em += metric_max_over_ground_truths(lowercase__     ,					lowercase__     ,					lowercase__       )
								fa += metric_max_over_ground_truths(lowercase__     ,					lowercase__     ,					lowercase__       )

				lowerCAmelCase__      			=						100.0 * em / total
				lowerCAmelCase__      			=						100.0 * fa / total

				logger.info(f'F1: {fa:.2f}'       )
				logger.info(f'EM: {em:.2f}'       )





def 	lowerCAmelCase_		(lowercase__						:       str     ,					lowercase__						:       Optional[Any]     ,					lowercase__						:       Any       )		->    Union[str, Any]:


				'''simple docstring'''




				lowerCAmelCase__      			=						args.k
				lowerCAmelCase__      			=						[line.strip() for line in open(lowercase__     ,					'''r'''       ).readlines()]
				lowerCAmelCase__      			=						[line.strip() for line in open(lowercase__     ,					'''r'''       ).readlines()]

				lowerCAmelCase__      			=						lowerCAmelCase__      			=						0
				for hypo, reference in zip(lowercase__     ,					lowercase__       ):
								lowerCAmelCase__      			=						set(hypo.split('''\t'''       )[:k]       )
								lowerCAmelCase__      			=						set(reference.split('''\t'''       )       )
								total += 1
								em += len(hypo_provenance & ref_provenance       ) / k

				lowerCAmelCase__      			=						100.0 * em / total
				logger.info(f'Precision@{k}: {em: .2f}'       )





def 	lowerCAmelCase_		(lowercase__						:       Union[str, Any]     ,					lowercase__						:       int     ,					lowercase__						:       Union[str, Any]       )		->    str:


				'''simple docstring'''




				def strip_title(lowercase__						:       List[Any]       ):
								if title.startswith('''"'''       ):
												lowerCAmelCase__      			=						title[1:]
								if title.endswith('''"'''       ):
												lowerCAmelCase__      			=						title[:-1]
								return title

				lowerCAmelCase__      			=						rag_model.retriever.question_encoder_tokenizer.batch_encode_plus(
				    lowercase__     ,					return_tensors='''pt'''     ,					padding=lowercase__     ,					truncation=lowercase__     ,					)['''input_ids'''].to(args.device       )

				lowerCAmelCase__      			=						rag_model.rag.question_encoder(lowercase__       )
				lowerCAmelCase__      			=						question_enc_outputs[0]

				lowerCAmelCase__      			=						rag_model.retriever(
				    lowercase__     ,					question_enc_pool_output.cpu().detach().to(torch.floataa       ).numpy()     ,					prefix=rag_model.rag.generator.config.prefix     ,					n_docs=rag_model.config.n_docs     ,					return_tensors='''pt'''     ,					)
				lowerCAmelCase__      			=						rag_model.retriever.index.get_doc_dicts(result.doc_ids       )
				lowerCAmelCase__      			=						[]
				for docs in all_docs:
								lowerCAmelCase__      			=						[strip_title(lowercase__       ) for title in docs['''title''']]
								provenance_strings.append('''\t'''.join(lowercase__       )       )
				return provenance_strings





def 	lowerCAmelCase_		(lowercase__						:       Optional[Any]     ,					lowercase__						:       Optional[Any]     ,					lowercase__						:       Tuple       )		->    Optional[int]:


				'''simple docstring'''




				with torch.no_grad():
								lowerCAmelCase__      			=						rag_model.retriever.question_encoder_tokenizer.batch_encode_plus(
								    lowercase__     ,					return_tensors='''pt'''     ,					padding=lowercase__     ,					truncation=lowercase__       )

								lowerCAmelCase__      			=						inputs_dict.input_ids.to(args.device       )
								lowerCAmelCase__      			=						inputs_dict.attention_mask.to(args.device       )
								lowerCAmelCase__      			=						rag_model.generate(  # rag_model overwrites generate
								    lowercase__     ,					attention_mask=lowercase__     ,					num_beams=args.num_beams     ,					min_length=args.min_length     ,					max_length=args.max_length     ,					early_stopping=lowercase__     ,					num_return_sequences=1     ,					bad_words_ids=[[0, 0]]     ,					)
								lowerCAmelCase__      			=						rag_model.retriever.generator_tokenizer.batch_decode(lowercase__     ,					skip_special_tokens=lowercase__       )

								if args.print_predictions:
												for q, a in zip(lowercase__     ,					lowercase__       ):
																logger.info('''Q: {} - A: {}'''.format(lowercase__     ,					lowercase__       )       )

								return answers





def 	lowerCAmelCase_		()		->    int:


				'''simple docstring'''




				lowerCAmelCase__      			=						argparse.ArgumentParser()
				parser.add_argument(
				    '''--model_type'''     ,					choices=['''rag_sequence''', '''rag_token''', '''bart''']     ,					type=lowercase__     ,					help=(
				        '''RAG model type: rag_sequence, rag_token or bart, if none specified, the type is inferred from the'''
				        ''' model_name_or_path'''
				    )     ,					)
				parser.add_argument(
				    '''--index_name'''     ,					default=lowercase__     ,					choices=['''exact''', '''compressed''', '''legacy''']     ,					type=lowercase__     ,					help='''RAG model retriever type'''     ,					)
				parser.add_argument(
				    '''--index_path'''     ,					default=lowercase__     ,					type=lowercase__     ,					help='''Path to the retrieval index'''     ,					)
				parser.add_argument('''--n_docs'''     ,					default=5     ,					type=lowercase__     ,					help='''Number of retrieved docs'''       )
				parser.add_argument(
				    '''--model_name_or_path'''     ,					default=lowercase__     ,					type=lowercase__     ,					required=lowercase__     ,					help='''Path to pretrained checkpoints or model identifier from huggingface.co/models'''     ,					)
				parser.add_argument(
				    '''--eval_mode'''     ,					choices=['''e2e''', '''retrieval''']     ,					default='''e2e'''     ,					type=lowercase__     ,					help=(
				        '''Evaluation mode, e2e calculates exact match and F1 of the downstream task, retrieval calculates'''
				        ''' precision@k.'''
				    )     ,					)
				parser.add_argument('''--k'''     ,					default=1     ,					type=lowercase__     ,					help='''k for the precision@k calculation'''       )
				parser.add_argument(
				    '''--evaluation_set'''     ,					default=lowercase__     ,					type=lowercase__     ,					required=lowercase__     ,					help='''Path to a file containing evaluation samples'''     ,					)
				parser.add_argument(
				    '''--gold_data_path'''     ,					default=lowercase__     ,					type=lowercase__     ,					required=lowercase__     ,					help='''Path to a tab-separated file with gold samples'''     ,					)
				parser.add_argument(
				    '''--gold_data_mode'''     ,					default='''qa'''     ,					type=lowercase__     ,					choices=['''qa''', '''ans''']     ,					help=(
				        '''Format of the gold data file'''
				        '''qa - a single line in the following format: question [tab] answer_list'''
				        '''ans - a single line of the gold file contains the expected answer string'''
				    )     ,					)
				parser.add_argument(
				    '''--predictions_path'''     ,					type=lowercase__     ,					default='''predictions.txt'''     ,					help='''Name of the predictions file, to be stored in the checkpoints directory'''     ,					)
				parser.add_argument(
				    '''--eval_all_checkpoints'''     ,					action='''store_true'''     ,					help='''Evaluate all checkpoints starting with the same prefix as model_name ending and ending with step number'''     ,					)
				parser.add_argument(
				    '''--eval_batch_size'''     ,					default=8     ,					type=lowercase__     ,					help='''Batch size per GPU/CPU for evaluation.'''     ,					)
				parser.add_argument(
				    '''--recalculate'''     ,					help='''Recalculate predictions even if the prediction file exists'''     ,					action='''store_true'''     ,					)
				parser.add_argument(
				    '''--num_beams'''     ,					default=4     ,					type=lowercase__     ,					help='''Number of beams to be used when generating answers'''     ,					)
				parser.add_argument('''--min_length'''     ,					default=1     ,					type=lowercase__     ,					help='''Min length of the generated answers'''       )
				parser.add_argument('''--max_length'''     ,					default=50     ,					type=lowercase__     ,					help='''Max length of the generated answers'''       )

				parser.add_argument(
				    '''--print_predictions'''     ,					action='''store_true'''     ,					help='''If True, prints predictions while evaluating.'''     ,					)
				parser.add_argument(
				    '''--print_docs'''     ,					action='''store_true'''     ,					help='''If True, prints docs retried while generating.'''     ,					)
				lowerCAmelCase__      			=						parser.parse_args()
				lowerCAmelCase__      			=						torch.device('''cuda''' if torch.cuda.is_available() else '''cpu'''       )
				return args





def 	lowerCAmelCase_		(lowercase__						:       List[str]       )		->    int:


				'''simple docstring'''




				lowerCAmelCase__      			=						{}
				if args.model_type is None:
								lowerCAmelCase__      			=						infer_model_type(args.model_name_or_path       )
								assert args.model_type is not None
				if args.model_type.startswith('''rag'''       ):
								lowerCAmelCase__      			=						RagTokenForGeneration if args.model_type == '''rag_token''' else RagSequenceForGeneration
								lowerCAmelCase__      			=						args.n_docs
								if args.index_name is not None:
												lowerCAmelCase__      			=						args.index_name
								if args.index_path is not None:
												lowerCAmelCase__      			=						args.index_path
				else:
								lowerCAmelCase__      			=						BartForConditionalGeneration

				lowerCAmelCase__      			=						(
				    [f.path for f in os.scandir(args.model_name_or_path       ) if f.is_dir()]
				    if args.eval_all_checkpoints
				    else [args.model_name_or_path]
				)

				logger.info('''Evaluate the following checkpoints: %s'''     ,					lowercase__       )

				lowerCAmelCase__      			=						get_scores if args.eval_mode == '''e2e''' else get_precision_at_k
				lowerCAmelCase__      			=						evaluate_batch_eae if args.eval_mode == '''e2e''' else evaluate_batch_retrieval

				for checkpoint in checkpoints:
								if os.path.exists(args.predictions_path       ) and (not args.recalculate):
												logger.info('''Calculating metrics based on an existing predictions file: {}'''.format(args.predictions_path       )       )
												score_fn(lowercase__     ,					args.predictions_path     ,					args.gold_data_path       )
												continue

								logger.info('''***** Running evaluation for {} *****'''.format(lowercase__       )       )
								logger.info('''  Batch size = %d'''     ,					args.eval_batch_size       )
								logger.info('''  Predictions will be stored under {}'''.format(args.predictions_path       )       )

								if args.model_type.startswith('''rag'''       ):
												lowerCAmelCase__      			=						RagRetriever.from_pretrained(lowercase__     ,					**lowercase__       )
												lowerCAmelCase__      			=						model_class.from_pretrained(lowercase__     ,					retriever=lowercase__     ,					**lowercase__       )
												model.retriever.init_retrieval()
								else:
												lowerCAmelCase__      			=						model_class.from_pretrained(lowercase__     ,					**lowercase__       )
								model.to(args.device       )

								with open(args.evaluation_set     ,					'''r'''       ) as eval_file, open(args.predictions_path     ,					'''w'''       ) as preds_file:
												lowerCAmelCase__      			=						[]
												for line in tqdm(lowercase__       ):
																questions.append(line.strip()       )
																if len(lowercase__       ) == args.eval_batch_size:
																				lowerCAmelCase__      			=						evaluate_batch_fn(lowercase__     ,					lowercase__     ,					lowercase__       )
																				preds_file.write('''\n'''.join(lowercase__       ) + '''\n'''       )
																				preds_file.flush()
																				lowerCAmelCase__      			=						[]
												if len(lowercase__       ) > 0:
																lowerCAmelCase__      			=						evaluate_batch_fn(lowercase__     ,					lowercase__     ,					lowercase__       )
																preds_file.write('''\n'''.join(lowercase__       )       )
																preds_file.flush()

												score_fn(lowercase__     ,					args.predictions_path     ,					args.gold_data_path       )


if __name__ == "__main__":
			_UpperCAmelCase			:		Optional[int]   				=    get_args()
			main(args)













import numpy as np
from cva import destroyAllWindows, imread, imshow, waitKey
class  lowerCAmelCase_       :




							def __init__(   self     :   Union[str, Any] ,							SCREAMING_SNAKE_CASE_     :   Optional[Any] ,							SCREAMING_SNAKE_CASE_     :   int ,							SCREAMING_SNAKE_CASE_     :   int	):
											if dst_width < 0 or dst_height < 0:
															raise ValueError('''Destination width/height should be > 0'''	)

											lowerCAmelCase__      			=						img
											lowerCAmelCase__      			=						img.shape[1]
											lowerCAmelCase__      			=						img.shape[0]
											lowerCAmelCase__      			=						dst_width
											lowerCAmelCase__      			=						dst_height

											lowerCAmelCase__      			=						self.src_w / self.dst_w
											lowerCAmelCase__      			=						self.src_h / self.dst_h

											lowerCAmelCase__      			=						lowerCAmelCase__      			=						(
											    np.ones((self.dst_h, self.dst_w, 3) ,							np.uinta	) * 255
											)




							def 						__snake_case					(   self     :   List[str]	):
											for i in range(self.dst_h	):
															for j in range(self.dst_w	):
																			lowerCAmelCase__      			=						self.img[self.get_y(SCREAMING_SNAKE_CASE_	)][self.get_x(SCREAMING_SNAKE_CASE_	)]




							def 						__snake_case					(   self     :   Any ,							SCREAMING_SNAKE_CASE_     :   int	):
											return int(self.ratio_x * x	)




							def 						__snake_case					(   self     :   List[str] ,							SCREAMING_SNAKE_CASE_     :   int	):
											return int(self.ratio_y * y	)


if __name__ == "__main__":
			_UpperCAmelCase				,   _UpperCAmelCase			:		List[str]   				=    800, 600
			_UpperCAmelCase			:		Tuple   				=    imread("image_data/lena.jpg", 1)
			_UpperCAmelCase			:		str   				=    NearestNeighbour(im, dst_w, dst_h)
			n.process()

			imshow(
			    F'''Image resized from: {im.shape[1]}x{im.shape[0]} to {dst_w}x{dst_h}''', n.output
			)
			waitKey(0)
			destroyAllWindows()





