



import itertools
import json
import linecache
import os
import pickle
import re
import socket
import string
from collections import Counter
from logging import getLogger
from pathlib import Path
from typing import Callable, Dict, Iterable, List

import git
import torch
from torch.utils.data import Dataset

from transformers import BartTokenizer, RagTokenizer, TaTokenizer



def __lowerCAmelCase	(       SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_=True  ,					SCREAMING_SNAKE_CASE_="pt"					):
			lowercase__   					=			{"add_prefix_space": True} if isinstance(SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_					) and not line.startswith(" "					) else {}
			lowercase__   					=			padding_side
			return tokenizer(
			    [line]  ,					max_length=SCREAMING_SNAKE_CASE_  ,					padding="max_length" if pad_to_max_length else None  ,					truncation=SCREAMING_SNAKE_CASE_  ,					return_tensors=SCREAMING_SNAKE_CASE_  ,					add_special_tokens=SCREAMING_SNAKE_CASE_  ,					**SCREAMING_SNAKE_CASE_  ,					)



def __lowerCAmelCase	(       SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_=None  ,					):
			lowercase__   					=			input_ids.ne(SCREAMING_SNAKE_CASE_					).any(dim=0					)
			if attention_mask is None:
						return input_ids[:, keep_column_mask]
			else:
						return (input_ids[:, keep_column_mask], attention_mask[:, keep_column_mask])
class 			_snake_case     (   lowercase__):




				def __init__(  self   :  List[str],   __lowercase   :  str,   __lowercase   :  Optional[Any],   __lowercase   :  Optional[Any],   __lowercase   :  Tuple,   __lowercase   :  int="train",   __lowercase   :  List[Any]=None,   __lowercase   :  List[str]=None,   __lowercase   :  int=None,   __lowercase   :  Tuple="",   ):
							super().__init__()
							lowercase__   					=			Path(__lowercase  ).joinpath(type_path + ".source"  )
							lowercase__   					=			Path(__lowercase  ).joinpath(type_path + ".target"  )
							lowercase__   					=			self.get_char_lens(self.src_file  )
							lowercase__   					=			max_source_length
							lowercase__   					=			max_target_length
							assert min(self.src_lens  ) > 0, F'''found empty line in {self.src_file}'''
							lowercase__   					=			tokenizer
							lowercase__   					=			prefix
							if n_obs is not None:
										lowercase__   					=			self.src_lens[:n_obs]
							lowercase__   					=			src_lang
							lowercase__   					=			tgt_lang




				def __len__(  self   :  str  ):
							return len(self.src_lens  )




				def __getitem__(  self   :  Tuple,   __lowercase   :  Optional[Any]  ):
							lowercase__   					=			index + 1  # linecache starts at 1
							lowercase__   					=			self.prefix + linecache.getline(str(self.src_file  ),   __lowercase  ).rstrip("\n"  )
							lowercase__   					=			linecache.getline(str(self.tgt_file  ),   __lowercase  ).rstrip("\n"  )
							assert source_line, F'''empty source line for index {index}'''
							assert tgt_line, F'''empty tgt line for index {index}'''

							# Need to add eos token manually for T5
							if isinstance(self.tokenizer,   __lowercase  ):
										source_line += self.tokenizer.eos_token
										tgt_line += self.tokenizer.eos_token

							# Pad source and target to the right
							lowercase__   					=			(
							    self.tokenizer.question_encoder if isinstance(self.tokenizer,   __lowercase  ) else self.tokenizer
							)
							lowercase__   					=			self.tokenizer.generator if isinstance(self.tokenizer,   __lowercase  ) else self.tokenizer

							lowercase__   					=			encode_line(__lowercase,   __lowercase,   self.max_source_length,   "right"  )
							lowercase__   					=			encode_line(__lowercase,   __lowercase,   self.max_target_length,   "right"  )

							lowercase__   					=			source_inputs["input_ids"].squeeze()
							lowercase__   					=			target_inputs["input_ids"].squeeze()
							lowercase__   					=			source_inputs["attention_mask"].squeeze()
							return {
							    "input_ids": source_ids,
							    "attention_mask": src_mask,
							    "decoder_input_ids": target_ids,
							}




				@staticmethod
				def 							A__ (  __lowercase   :  Optional[int]  ):
							return [len(__lowercase  ) for x in Path(__lowercase  ).open().readlines()]




				def 							A__ (  self   :  Union[str, Any],   __lowercase   :  List[Any]  ):
							lowercase__   					=			torch.stack([x["input_ids"] for x in batch]  )
							lowercase__   					=			torch.stack([x["attention_mask"] for x in batch]  )
							lowercase__   					=			torch.stack([x["decoder_input_ids"] for x in batch]  )
							lowercase__   					=			(
							    self.tokenizer.generator.pad_token_id
							    if isinstance(self.tokenizer,   __lowercase  )
							    else self.tokenizer.pad_token_id
							)
							lowercase__   					=			(
							    self.tokenizer.question_encoder.pad_token_id
							    if isinstance(self.tokenizer,   __lowercase  )
							    else self.tokenizer.pad_token_id
							)
							lowercase__   					=			trim_batch(__lowercase,   __lowercase  )
							lowercase__					,    lowercase__   					=			trim_batch(__lowercase,   __lowercase,   attention_mask=__lowercase  )
							lowercase__   					=			{
							    "input_ids": source_ids,
							    "attention_mask": source_mask,
							    "decoder_input_ids": y,
							}
							return batch
lowercase_						=       getLogger(__name__)



def __lowerCAmelCase	(       SCREAMING_SNAKE_CASE_					):
			return list(itertools.chain.from_iterable(SCREAMING_SNAKE_CASE_					)					)



def __lowerCAmelCase	(       SCREAMING_SNAKE_CASE_					):
			lowercase__   					=			get_git_info()
			save_json(SCREAMING_SNAKE_CASE_  ,					os.path.join(SCREAMING_SNAKE_CASE_  ,					"git_log.json"					)					)



def __lowerCAmelCase	(       SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_=4  ,					**SCREAMING_SNAKE_CASE_					):
			with open(SCREAMING_SNAKE_CASE_  ,					"w"					) as f:
						json.dump(SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_  ,					indent=SCREAMING_SNAKE_CASE_  ,					**SCREAMING_SNAKE_CASE_					)



def __lowerCAmelCase	(       SCREAMING_SNAKE_CASE_					):
			with open(SCREAMING_SNAKE_CASE_					) as f:
						return json.load(SCREAMING_SNAKE_CASE_					)



def __lowerCAmelCase	(       ):
			lowercase__   					=			git.Repo(search_parent_directories=SCREAMING_SNAKE_CASE_					)
			lowercase__   					=			{
			    "repo_id": str(SCREAMING_SNAKE_CASE_					),
			    "repo_sha": str(repo.head.object.hexsha					),
			    "repo_branch": str(repo.active_branch					),
			    "hostname": str(socket.gethostname()					),
			}
			return repo_infos



def __lowerCAmelCase	(       SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_					):
			return list(map(SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_					)					)



def __lowerCAmelCase	(       SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_					):
			with open(SCREAMING_SNAKE_CASE_  ,					"wb"					) as f:
						return pickle.dump(SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_					)



def __lowerCAmelCase	(       SCREAMING_SNAKE_CASE_					):

			def remove_articles(SCREAMING_SNAKE_CASE_					):
						return re.sub(r"\b(a|an|the)\b"  ,					" "  ,					SCREAMING_SNAKE_CASE_					)

			def white_space_fix(SCREAMING_SNAKE_CASE_					):
						return " ".join(text.split()					)

			def remove_punc(SCREAMING_SNAKE_CASE_					):
						lowercase__   					=			set(string.punctuation					)
						return "".join(ch for ch in text if ch not in exclude					)

			def lower(SCREAMING_SNAKE_CASE_					):
						return text.lower()

			return white_space_fix(remove_articles(remove_punc(lower(SCREAMING_SNAKE_CASE_					)					)					)					)



def __lowerCAmelCase	(       SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_					):
			lowercase__   					=			normalize_answer(SCREAMING_SNAKE_CASE_					).split()
			lowercase__   					=			normalize_answer(SCREAMING_SNAKE_CASE_					).split()
			lowercase__   					=			Counter(SCREAMING_SNAKE_CASE_					) & Counter(SCREAMING_SNAKE_CASE_					)
			lowercase__   					=			sum(common.values()					)
			if num_same == 0:
						return 0
			lowercase__   					=			1.0 * num_same / len(SCREAMING_SNAKE_CASE_					)
			lowercase__   					=			1.0 * num_same / len(SCREAMING_SNAKE_CASE_					)
			lowercase__   					=			(2 * precision * recall) / (precision + recall)
			return fa



def __lowerCAmelCase	(       SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_					):
			return normalize_answer(SCREAMING_SNAKE_CASE_					) == normalize_answer(SCREAMING_SNAKE_CASE_					)



def __lowerCAmelCase	(       SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_					):
			assert len(SCREAMING_SNAKE_CASE_					) == len(SCREAMING_SNAKE_CASE_					)
			lowercase__   					=			0
			for hypo, pred in zip(SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_					):
						em += exact_match_score(SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_					)
			if len(SCREAMING_SNAKE_CASE_					) > 0:
						em /= len(SCREAMING_SNAKE_CASE_					)
			return {"em": em}



def __lowerCAmelCase	(       SCREAMING_SNAKE_CASE_					):
			return model_prefix.startswith("rag"					)




def __lowerCAmelCase	(       SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_					):
			lowercase__   					=			{p: p for p in extra_params}
			# T5 models don't have `dropout` param, they have `dropout_rate` instead
			lowercase__   					=			"dropout_rate"
			for p in extra_params:
						if getattr(SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_					):
									if not hasattr(SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_					) and not hasattr(SCREAMING_SNAKE_CASE_  ,					equivalent_param[p]					):
												logger.info("config doesn't have a `{}` attribute".format(SCREAMING_SNAKE_CASE_					)					)
												delattr(SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_					)
												continue
									lowercase__   					=			p if hasattr(SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_					) else equivalent_param[p]
									setattr(SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_  ,					getattr(SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_					)					)
									delattr(SCREAMING_SNAKE_CASE_  ,					SCREAMING_SNAKE_CASE_					)
			return hparams, config









from __future__ import annotations



def __lowerCAmelCase	(       SCREAMING_SNAKE_CASE_					):
			return len(set(SCREAMING_SNAKE_CASE_					)					) == len(SCREAMING_SNAKE_CASE_					)


if __name__ == "__main__":
							import doctest

							doctest.testmod()




