import jax
import jax.numpy as jnp
from bigbird_flax import FlaxBigBirdForNaturalQuestions
from datasets import load_from_disk

from transformers import BigBirdTokenizerFast


lowerCamelCase__           =				{0: 'null', 1: 'short', 2: 'long', 3: 'yes', 4: 'no'}
lowerCamelCase__           =				set(''.join(['‘', '’', '´', '`', '.', ',', '-', '"']))



def 							_lowerCamelCase(				__snake_case						,						__snake_case=0						,						__snake_case=None	)  ->   Tuple:
  return [" ".join(x.split(" "	)[begin:end]	) for x in answers if len(x.split(" "	)	) > 1]



def 							_lowerCamelCase(				__snake_case						,						__snake_case=False	)  ->   List[Any]:



  if make_sub_answers:
    # if answers are longer than one word, make sure a predictions is correct if it coresponds to the complete 1: or :-1 sub word
    # *e.g.* if the correct answer contains a prefix such as "the", or "a"
    __snake_case		       =     (
        given_answers + get_sub_answers(__A						,						begin=1	) + get_sub_answers(__A						,						end=-1	)
    )
  __snake_case		       =     []
  for answer in given_answers:
    __snake_case		       =     answer.replace("_"						,						" "	).lower()
    __snake_case		       =     "".join(c if c not in PUNCTUATION_SET_TO_EXCLUDE else " " for c in alias	)
    answers.append(" ".join(alias.split()	).strip()	)
  return set(__A	)



def 							_lowerCamelCase(				__snake_case						,						__snake_case						,						__snake_case=1						,						__snake_case=100	)  ->   str:
  __snake_case       ,       __snake_case		       =     jax.lax.top_k(__A						,						__A	)
  __snake_case       ,       __snake_case		       =     jax.lax.top_k(__A						,						__A	)

  __snake_case		       =     best_end_idx[:, None] - best_start_idx[None, :]
  __snake_case		       =     jnp.logical_or(widths < 0						,						widths > max_size	)
  __snake_case		       =     (best_end_scores[:, None] + best_start_scores[None, :]) - (1e8 * mask)
  __snake_case		       =     jnp.argmax(__A	).item()

  return best_start_idx[best_score % top_k], best_end_idx[best_score // top_k]



def 							_lowerCamelCase(				__snake_case	)  ->   str:
  __snake_case		       =     sample["question"]["text"]
  __snake_case		       =     sample["document"]["tokens"]["token"]
  __snake_case		       =     sample["document"]["tokens"]["is_html"]
  __snake_case		       =     sample["annotations"]["long_answer"]
  __snake_case		       =     sample["annotations"]["short_answers"]

  __snake_case		       =     " ".join([context[i] for i in range(len(__A	)	) if not is_html[i]]	)

  # 0 - No ; 1 - Yes
  for answer in sample["annotations"]["yes_no_answer"]:
    if answer == 0 or answer == 1:
      return {
          "question": question,
          "context": context_string,
          "short": [],
          "long": [],
          "category": "no" if answer == 0 else "yes",
      }

  __snake_case		       =     []
  for s in short_answers:
    short_targets.extend(s["text"]	)
  __snake_case		       =     list(set(__A	)	)

  __snake_case		       =     []
  for s in long_answers:
    if s["start_token"] == -1:
      continue
    __snake_case		       =     context[s["start_token"] : s["end_token"]]
    __snake_case		       =     is_html[s["start_token"] : s["end_token"]]
    __snake_case		       =     " ".join([answer[i] for i in range(len(__A	)	) if not html[i]]	)
    if new_answer not in long_targets:
      long_targets.append(__A	)

  __snake_case		       =     "long_short" if len(short_targets + long_targets	) > 0 else "null"

  return {
      "question": question,
      "context": context_string,
      "short": short_targets,
      "long": long_targets,
      "category": category,
  }



def 							_lowerCamelCase(				)  ->   Optional[Any]:
  __snake_case		       =     load_from_disk("natural-questions-validation"	)
  __snake_case		       =     dataset.map(__A	).remove_columns(["annotations", "document", "id"]	)
  print(__A	)

  __snake_case		       =     dataset.filter(lambda __snake_case	: (len(x["question"]	) + len(x["context"]	)) < 4 * 4096	)
  __snake_case		       =     short_validation_dataset.filter(lambda __snake_case	: x["category"] != "null"	)
  short_validation_dataset

  __snake_case		       =     "vasudevgupta/flax-bigbird-natural-questions"
  __snake_case		       =     FlaxBigBirdForNaturalQuestions.from_pretrained(__A	)
  __snake_case		       =     BigBirdTokenizerFast.from_pretrained(__A	)

  @jax.jit
  def forward(*__snake_case						,						**__snake_case	):
    __snake_case       ,       __snake_case       ,       __snake_case		       =     model(*__A						,						**__A	)
    return start_logits, end_logits, jnp.argmax(__A						,						axis=-1	)

  def evaluate(__snake_case	):
    # encode question and context so that they are separated by a tokenizer.sep_token and cut at max_length
    __snake_case		       =     tokenizer(
        example["question"]						,						example["context"]						,						return_tensors="np"						,						max_length=4096						,						padding="max_length"						,						truncation=__A						,						)

    __snake_case       ,       __snake_case       ,       __snake_case		       =     forward(**__A	)

    __snake_case		       =     CATEGORY_MAPPING[category.item()]

    __snake_case		       =     example["long"] + example["short"]
    if example["category"] in ["yes", "no", "null"]:
      __snake_case		       =     [example["category"]]
    __snake_case		       =     example["category"] != "null"
    # Now target can be: "yes", "no", "null", "list of long & short answers"

    if predicted_category in ["yes", "no", "null"]:
      __snake_case		       =     [predicted_category]
      __snake_case		       =     example["output"] == example["targets"]
      __snake_case		       =     predicted_category != "null"
      return example

    __snake_case		       =     38 if predicted_category == "short" else 1024
    __snake_case       ,       __snake_case		       =     get_best_valid_start_end_idx(
        start_scores[0]						,						end_scores[0]						,						top_k=8						,						max_size=__A	)

    __snake_case		       =     inputs["input_ids"][0].tolist()
    __snake_case		       =     [tokenizer.decode(input_ids[start_score : end_score + 1]	)]

    __snake_case		       =     expand_to_aliases(example["targets"]						,						make_sub_answers=__A	)
    __snake_case		       =     expand_to_aliases(example["output"]	)

    # some preprocessing to both prediction and answer
    __snake_case		       =     {"".join(a.split()	) for a in answers}
    __snake_case		       =     {"".join(p.split()	) for p in predictions}
    __snake_case		       =     {s for s in predictions if s not in ["``", "''", "`", "'"]}

    # if there is a common element, it's a exact match
    __snake_case		       =     len(list(answers & predictions	)	) > 0
    __snake_case		       =     predicted_category != "null" and len(__A	) > 0

    return example

  __snake_case		       =     short_validation_dataset.map(__A	)

  __snake_case		       =     len(__A	)
  __snake_case		       =     len(short_validation_dataset.filter(lambda __snake_case	: x["match"] == 1	)	)
  print("EM score:"						,						(matched / total) * 100						,						"%"	)


if __name__ == "__main__":
  main()






import posixpath
from pathlib import Path
from unittest.mock import patch

import pytest
from fsspec.implementations.local import AbstractFileSystem, LocalFileSystem, stringify_path
from fsspec.registry import _registry as _fsspec_registry




class 					UpperCamelCase	(     snake_case__      ):
					__UpperCamelCase						=   """mock"""




					def __init__( self :					List[Any]      ,*_lowerCAmelCase :					Optional[int]      ,_lowerCAmelCase :					Union[str, Any]      ,**_lowerCAmelCase :					Union[str, Any]						):


							"""simple docstring"""




							super().__init__()
							__snake_case		       =     LocalFileSystem(*_lowerCAmelCase      ,**_lowerCAmelCase						)
							__snake_case		       =     Path(_lowerCAmelCase						).resolve().as_posix() + "/"




					def 							UpperCamelCase_						( self :					List[Any]      ,_lowerCAmelCase :					Optional[Any]      ,*_lowerCAmelCase :					Union[str, Any]      ,**_lowerCAmelCase :					Dict						):


							"""simple docstring"""




							__snake_case		       =     posixpath.join(self.local_root_dir      ,self._strip_protocol(_lowerCAmelCase						)						)
							return self._fs.mkdir(_lowerCAmelCase      ,*_lowerCAmelCase      ,**_lowerCAmelCase						)




					def 							UpperCamelCase_						( self :					int      ,_lowerCAmelCase :					Tuple      ,*_lowerCAmelCase :					Optional[Any]      ,**_lowerCAmelCase :					Optional[Any]						):


							"""simple docstring"""




							__snake_case		       =     posixpath.join(self.local_root_dir      ,self._strip_protocol(_lowerCAmelCase						)						)
							return self._fs.makedirs(_lowerCAmelCase      ,*_lowerCAmelCase      ,**_lowerCAmelCase						)




					def 							UpperCamelCase_						( self :					Tuple      ,_lowerCAmelCase :					Any						):


							"""simple docstring"""




							__snake_case		       =     posixpath.join(self.local_root_dir      ,self._strip_protocol(_lowerCAmelCase						)						)
							return self._fs.rmdir(_lowerCAmelCase						)




					def 							UpperCamelCase_						( self :					List[Any]      ,_lowerCAmelCase :					List[Any]      ,_lowerCAmelCase :					str=True      ,*_lowerCAmelCase :					int      ,**_lowerCAmelCase :					List[str]						):


							"""simple docstring"""




							__snake_case		       =     posixpath.join(self.local_root_dir      ,self._strip_protocol(_lowerCAmelCase						)						)
							__snake_case		       =     self._fs.ls(_lowerCAmelCase      ,detail=_lowerCAmelCase      ,*_lowerCAmelCase      ,**_lowerCAmelCase						)
							if detail:
									return [{**info, "name": info["name"][len(self.local_root_dir						) :]} for info in out]
							else:
									return [name[len(self.local_root_dir						) :] for name in out]




					def 							UpperCamelCase_						( self :					List[str]      ,_lowerCAmelCase :					Any      ,*_lowerCAmelCase :					Any      ,**_lowerCAmelCase :					str						):


							"""simple docstring"""




							__snake_case		       =     posixpath.join(self.local_root_dir      ,self._strip_protocol(_lowerCAmelCase						)						)
							__snake_case		       =     dict(self._fs.info(_lowerCAmelCase      ,*_lowerCAmelCase      ,**_lowerCAmelCase						)						)
							__snake_case		       =     out["name"][len(self.local_root_dir						) :]
							return out




					def 							UpperCamelCase_						( self :					Tuple      ,_lowerCAmelCase :					Optional[int]      ,_lowerCAmelCase :					Optional[Any]      ,*_lowerCAmelCase :					int      ,**_lowerCAmelCase :					Optional[int]						):


							"""simple docstring"""




							__snake_case		       =     posixpath.join(self.local_root_dir      ,self._strip_protocol(_lowerCAmelCase						)						)
							__snake_case		       =     posixpath.join(self.local_root_dir      ,self._strip_protocol(_lowerCAmelCase						)						)
							return self._fs.cp_file(_lowerCAmelCase      ,_lowerCAmelCase      ,*_lowerCAmelCase      ,**_lowerCAmelCase						)




					def 							UpperCamelCase_						( self :					Union[str, Any]      ,_lowerCAmelCase :					int      ,*_lowerCAmelCase :					List[Any]      ,**_lowerCAmelCase :					int						):


							"""simple docstring"""




							__snake_case		       =     posixpath.join(self.local_root_dir      ,self._strip_protocol(_lowerCAmelCase						)						)
							return self._fs.rm_file(_lowerCAmelCase      ,*_lowerCAmelCase      ,**_lowerCAmelCase						)




					def 							UpperCamelCase_						( self :					Optional[Any]      ,_lowerCAmelCase :					str      ,*_lowerCAmelCase :					Optional[int]      ,**_lowerCAmelCase :					int						):


							"""simple docstring"""




							__snake_case		       =     posixpath.join(self.local_root_dir      ,self._strip_protocol(_lowerCAmelCase						)						)
							return self._fs.rm(_lowerCAmelCase      ,*_lowerCAmelCase      ,**_lowerCAmelCase						)




					def 							UpperCamelCase_						( self :					int      ,_lowerCAmelCase :					Optional[int]      ,*_lowerCAmelCase :					str      ,**_lowerCAmelCase :					Optional[Any]						):


							"""simple docstring"""




							__snake_case		       =     posixpath.join(self.local_root_dir      ,self._strip_protocol(_lowerCAmelCase						)						)
							return self._fs._open(_lowerCAmelCase      ,*_lowerCAmelCase      ,**_lowerCAmelCase						)




					def 							UpperCamelCase_						( self :					Union[str, Any]      ,_lowerCAmelCase :					Tuple						):


							"""simple docstring"""




							__snake_case		       =     posixpath.join(self.local_root_dir      ,self._strip_protocol(_lowerCAmelCase						)						)
							return self._fs.created(_lowerCAmelCase						)




					def 							UpperCamelCase_						( self :					Union[str, Any]      ,_lowerCAmelCase :					int						):


							"""simple docstring"""




							__snake_case		       =     posixpath.join(self.local_root_dir      ,self._strip_protocol(_lowerCAmelCase						)						)
							return self._fs.modified(_lowerCAmelCase						)







					@classmethod
					def 							UpperCamelCase_						( cls :					Dict      ,_lowerCAmelCase :					Dict						):


							"""simple docstring"""




							__snake_case		       =     stringify_path(_lowerCAmelCase						)
							if path.startswith("mock://"						):
									__snake_case		       =     path[7:]
							return path




class 					UpperCamelCase	(     snake_case__      ):
					__UpperCamelCase						=   """tmp"""
					__UpperCamelCase						=   None




					def __init__( self :					int      ,*_lowerCAmelCase :					Tuple      ,**_lowerCAmelCase :					Union[str, Any]						):


							"""simple docstring"""




							assert self.tmp_dir is not None, "TmpDirFileSystem.tmp_dir is not set"
							super().__init__(*_lowerCAmelCase      ,**_lowerCAmelCase      ,local_root_dir=self.tmp_dir      ,auto_mkdir=_lowerCAmelCase						)







					@classmethod
					def 							UpperCamelCase_						( cls :					int      ,_lowerCAmelCase :					str						):


							"""simple docstring"""




							__snake_case		       =     stringify_path(_lowerCAmelCase						)
							if path.startswith("tmp://"						):
									__snake_case		       =     path[6:]
							return path




@pytest.fixture
def 							_lowerCamelCase(				)  ->   str:
		__snake_case		       =     MockFileSystem
		__snake_case		       =     TmpDirFileSystem
		yield
		del _fsspec_registry["mock"]
		del _fsspec_registry["tmp"]



@pytest.fixture
def 							_lowerCamelCase(				__snake_case						,						__snake_case	)  ->   Dict:
		__snake_case		       =     tmp_path_factory.mktemp("mockfs"	)
		return MockFileSystem(local_root_dir=__snake_case						,						auto_mkdir=__snake_case	)





@pytest.fixture
def 							_lowerCamelCase(				__snake_case						,						__snake_case	)  ->   List[Any]:
		__snake_case		       =     tmp_path_factory.mktemp("tmpfs"	)
		with patch.object(__snake_case						,						"tmp_dir"						,						__snake_case	):
				yield TmpDirFileSystem()





