



'''simple docstring'''





from typing import Dict

import numpy as np

from ..utils import add_end_docstrings, is_tf_available, is_torch_available, logging
from .base import PIPELINE_INIT_ARGS, GenericTensor, Pipeline, PipelineException


if is_tf_available():
       import tensorflow as tf

       from ..tf_utils import stable_softmax


if is_torch_available():
       import torch


__a          =		logging.get_logger(__name__)







@add_end_docstrings(
    _a		,		r"\n        top_k (`int`, defaults to 5):\n            The number of predictions to return.\n        targets (`str` or `List[str]`, *optional*):\n            When passed, the model will limit the scores to the passed targets instead of looking up in the whole\n            vocab. If the provided targets are not in the model vocab, they will be tokenized and the first resulting\n            token will be used (with a warning, and that might be slower).\n\n    "		,		)
class     UpperCAmelCase_       (       _a	):
    """simple docstring"""







    def lowerCamelCase       (    self					:     Union[str, Any] ,     snake_case_					:     GenericTensor						):
          if self.framework == "tf":
                snake_case__  :    Optional[Any]    						=      tf.where(input_ids == self.tokenizer.mask_token_id						).numpy()
          elif self.framework == "pt":
                snake_case__  :    Tuple    						=      torch.nonzero(input_ids == self.tokenizer.mask_token_id ,     as_tuple=snake_case_						)
          else:
                raise ValueError("""Unsupported framework"""						)
          return masked_index




    def lowerCamelCase       (    self					:     Optional[Any] ,     snake_case_					:     GenericTensor						):
          snake_case__  :    List[Any]    						=      self.get_masked_index(snake_case_						)
          snake_case__  :    List[Any]    						=      np.prod(masked_index.shape						)
          if numel < 1:
                raise PipelineException(
                    """fill-mask""" ,     self.model.base_model_prefix ,     f"No mask_token ({self.tokenizer.mask_token}) found on the input" ,     )




    def lowerCamelCase       (    self					:     Tuple ,     snake_case_					:     GenericTensor						):
          if isinstance(snake_case_ ,     snake_case_						):
                for model_input in model_inputs:
                      self._ensure_exactly_one_mask_token(model_input["""input_ids"""][0]						)
          else:
                for input_ids in model_inputs["input_ids"]:
                      self._ensure_exactly_one_mask_token(snake_case_						)




    def lowerCamelCase       (    self					:     List[Any] ,     snake_case_					:     Any ,     snake_case_					:     Optional[int]=None ,     **snake_case_					:     Optional[Any]						):
          if return_tensors is None:
                snake_case__  :    Tuple    						=      self.framework
          snake_case__  :    Optional[Any]    						=      self.tokenizer(snake_case_ ,     return_tensors=snake_case_						)
          self.ensure_exactly_one_mask_token(snake_case_						)
          return model_inputs




    def lowerCamelCase       (    self					:     str ,     snake_case_					:     str						):
          snake_case__  :    Union[str, Any]    						=      self.model(**snake_case_						)
          snake_case__  :    Dict    						=      model_inputs["""input_ids"""]
          return model_outputs




    def lowerCamelCase       (    self					:     Union[str, Any] ,     snake_case_					:     Union[str, Any] ,     snake_case_					:     str=5 ,     snake_case_					:     List[Any]=None						):
          # Cap top_k if there are targets
          if target_ids is not None and target_ids.shape[0] < top_k:
                snake_case__  :    Any    						=      target_ids.shape[0]
          snake_case__  :    List[Any]    						=      model_outputs["""input_ids"""][0]
          snake_case__  :    Optional[Any]    						=      model_outputs["""logits"""]

          if self.framework == "tf":
                snake_case__  :    Optional[Any]    						=      tf.where(input_ids == self.tokenizer.mask_token_id						).numpy()[:, 0]

                snake_case__  :    Optional[int]    						=      outputs.numpy()

                snake_case__  :    Optional[int]    						=      outputs[0, masked_index, :]
                snake_case__  :    Optional[int]    						=      stable_softmax(snake_case_ ,     axis=-1						)
                if target_ids is not None:
                      snake_case__  :    Optional[Any]    						=      tf.gather_nd(tf.squeeze(snake_case_ ,     0						) ,     target_ids.reshape(-1 ,     1						)						)
                      snake_case__  :    Optional[int]    						=      tf.expand_dims(snake_case_ ,     0						)

                snake_case__  :    int    						=      tf.math.top_k(snake_case_ ,     k=snake_case_						)
                snake_case__						,				snake_case__  :    Any    						=      topk.values.numpy(), topk.indices.numpy()
          else:
                snake_case__  :    List[Any]    						=      torch.nonzero(input_ids == self.tokenizer.mask_token_id ,     as_tuple=snake_case_						).squeeze(-1						)
                # Fill mask pipeline supports only one ${mask_token} per sample

                snake_case__  :    Tuple    						=      outputs[0, masked_index, :]
                snake_case__  :    Tuple    						=      logits.softmax(dim=-1						)
                if target_ids is not None:
                      snake_case__  :    List[str]    						=      probs[..., target_ids]

                snake_case__						,				snake_case__  :    List[str]    						=      probs.topk(snake_case_						)

          snake_case__  :    Tuple    						=      []
          snake_case__  :    List[str]    						=      values.shape[0] == 1
          for i, (_values, _predictions) in enumerate(zip(values.tolist() ,     predictions.tolist()						)						):
                snake_case__  :    Union[str, Any]    						=      []
                for v, p in zip(_values ,     _predictions						):
                      # Copy is important since we're going to modify this array in place
                      snake_case__  :    Dict    						=      input_ids.numpy().copy()
                      if target_ids is not None:
                            snake_case__  :    Any    						=      target_ids[p].tolist()

                      snake_case__  :    Union[str, Any]    						=      p
                      # Filter padding out:
                      snake_case__  :    List[str]    						=      tokens[np.where(tokens != self.tokenizer.pad_token_id						)]
                      # Originally we skip special tokens to give readable output.
                      # For multi masks though, the other [MASK] would be removed otherwise
                      # making the output look odd, so we add them back
                      snake_case__  :    str    						=      self.tokenizer.decode(snake_case_ ,     skip_special_tokens=snake_case_						)
                      snake_case__  :    Union[str, Any]    						=      {"""score""": v, """token""": p, """token_str""": self.tokenizer.decode([p]						), """sequence""": sequence}
                      row.append(snake_case_						)
                result.append(snake_case_						)
          if single_mask:
                return result[0]
          return result




    def lowerCamelCase       (    self					:     int ,     snake_case_					:     Any ,     snake_case_					:     str=None						):
          if isinstance(snake_case_ ,     snake_case_						):
                snake_case__  :    Union[str, Any]    						=      [targets]
          try:
                snake_case__  :    Any    						=      self.tokenizer.get_vocab()
          except Exception:
                snake_case__  :    str    						=      {}
          snake_case__  :    List[Any]    						=      []
          for target in targets:
                snake_case__  :    List[str]    						=      vocab.get(snake_case_ ,     snake_case_						)
                if id_ is None:
                      snake_case__  :    int    						=      self.tokenizer(
                          snake_case_ ,     add_special_tokens=snake_case_ ,     return_attention_mask=snake_case_ ,     return_token_type_ids=snake_case_ ,     max_length=1 ,     truncation=snake_case_ ,     )["""input_ids"""]
                      if len(snake_case_						) == 0:
                            logger.warning(
                                f"The specified target token `{target}` does not exist in the model vocabulary. "
                                """We cannot replace it with anything meaningful, ignoring it"""						)
                            continue
                      snake_case__  :    Optional[Any]    						=      input_ids[0]
                      # XXX: If users encounter this pass
                      # it becomes pretty slow, so let's make sure
                      # The warning enables them to fix the input to
                      # get faster performance.
                      logger.warning(
                          f"The specified target token `{target}` does not exist in the model vocabulary. "
                          f"Replacing with `{self.tokenizer.convert_ids_to_tokens(id_						)}`."						)
                target_ids.append(id_						)
          snake_case__  :    Optional[Any]    						=      list(set(snake_case_						)						)
          if len(snake_case_						) == 0:
                raise ValueError("""At least one target must be provided when passed."""						)
          snake_case__  :    Dict    						=      np.array(snake_case_						)
          return target_ids




    def lowerCamelCase       (    self					:     Union[str, Any] ,     snake_case_					:     Tuple=None ,     snake_case_					:     Union[str, Any]=None						):
          snake_case__  :    Union[str, Any]    						=      {}

          if targets is not None:
                snake_case__  :    List[str]    						=      self.get_target_ids(snake_case_ ,     snake_case_						)
                snake_case__  :    Union[str, Any]    						=      target_ids

          if top_k is not None:
                snake_case__  :    Optional[int]    						=      top_k

          if self.tokenizer.mask_token_id is None:
                raise PipelineException(
                    """fill-mask""" ,     self.model.base_model_prefix ,     """The tokenizer does not define a `mask_token`."""						)
          return {}, {}, postprocess_params




    def __call__(    self					:     List[str] ,     snake_case_					:     Union[str, Any] ,     *snake_case_					:     Tuple ,     **snake_case_					:     List[Any]						):
          snake_case__  :    Optional[int]    						=      super().__call__(snake_case_ ,     **snake_case_						)
          if isinstance(snake_case_ ,     snake_case_						) and len(snake_case_						) == 1:
                return outputs[0]
          return outputs



def 					__lowerCamelCase	( ):







							'''simple docstring'''






							return [list(range(1000 - i   ,							-1000 - i   ,							-1      )      ) for i in range(1000      )]


_UpperCAmelCase		:   Union[str, Any]										=       generate_large_matrix()
_UpperCAmelCase		:   Tuple										=       (
    [[4, 3, 2, -1], [3, 2, 1, -1], [1, 1, -1, -2], [-1, -1, -2, -3]],
    [[3, 2], [1, 0]],
    [[7, 7, 6]],
    [[7, 7, 6], [-1, -2, -3]],
    grid,
)





def 					__lowerCamelCase	( UpperCamelCase__      ):







							'''simple docstring'''






							assert all(row == sorted(UpperCamelCase__   ,							reverse=UpperCamelCase__      ) for row in grid      )
							assert all(list(UpperCamelCase__      ) == sorted(UpperCamelCase__   ,							reverse=UpperCamelCase__      ) for col in zip(*UpperCamelCase__      )      )





def 					__lowerCamelCase	( UpperCamelCase__      ):







							'''simple docstring'''






							snake_case_							=    0
							snake_case_							=    len(UpperCamelCase__      ) - 1

							# Edge cases such as no values or all numbers are negative.
							if not array or array[0] < 0:
														return 0

							while right + 1 > left:
														snake_case_							=    (left + right) // 2
														snake_case_							=    array[mid]

														# Num must be negative and the index must be greater than or equal to 0.
														if num < 0 and array[mid - 1] >= 0:
																					return mid

														if num >= 0:
																					snake_case_							=    mid + 1
														else:
																					snake_case_							=    mid - 1
    # No negative numbers so return the last index of the array + 1 which is the length.
							return len(UpperCamelCase__      )





def 					__lowerCamelCase	( UpperCamelCase__      ):







							'''simple docstring'''






							snake_case_							=    0
							snake_case_							=    len(grid[0]      )

							for i in range(len(UpperCamelCase__      )      ):
														snake_case_							=    find_negative_index(grid[i][:bound]      )
														total += bound
							return (len(UpperCamelCase__      ) * len(grid[0]      )) - total





def 					__lowerCamelCase	( UpperCamelCase__      ):







							'''simple docstring'''






							return len([number for row in grid for number in row if number < 0]      )





def 					__lowerCamelCase	( UpperCamelCase__      ):







							'''simple docstring'''






							snake_case_							=    0
							for row in grid:
														for i, number in enumerate(UpperCamelCase__      ):
																					if number < 0:
																												total += len(UpperCamelCase__      ) - i
																												break
							return total





def 					__lowerCamelCase	( ):







							'''simple docstring'''






							from timeit import timeit

							print('Running benchmarks'      )
							snake_case_							=    (
							    'from __main__ import count_negatives_binary_search, '
							    'count_negatives_brute_force, count_negatives_brute_force_with_break, grid'
							)
							for func in (
							    "count_negatives_binary_search",  # took 0.7727 seconds
							    "count_negatives_brute_force_with_break",  # took 4.6505 seconds
							    "count_negatives_brute_force",  # took 12.8160 seconds
							):
														snake_case_							=    timeit(F'''{func}(grid=grid)'''   ,							setup=UpperCamelCase__   ,							number=500      )
														print(F'''{func}() took {time:0.4f} seconds'''      )


if __name__ == "__main__":
					import doctest

					doctest.testmod()
					benchmark()




