




from typing import Optional

from ..utils.logging import get_logger
from .audio_classificiation import AudioClassification
from .automatic_speech_recognition import AutomaticSpeechRecognition
from .base import TaskTemplate
from .image_classification import ImageClassification
from .language_modeling import LanguageModeling
from .question_answering import QuestionAnsweringExtractive
from .summarization import Summarization
from .text_classification import TextClassification


_lowerCAmelCase    : Any		= [
    "AutomaticSpeechRecognition",
    "AudioClassification",
    "ImageClassification",
    "LanguageModeling",
    "QuestionAnsweringExtractive",
    "Summarization",
    "TaskTemplate",
    "TextClassification",
]

_lowerCAmelCase    : Dict		= get_logger(__name__)


_lowerCAmelCase    : Optional[Any]		= {
    AutomaticSpeechRecognition.task: AutomaticSpeechRecognition,
    AudioClassification.task: AudioClassification,
    ImageClassification.task: ImageClassification,
    LanguageModeling.task: LanguageModeling,
    QuestionAnsweringExtractive.task: QuestionAnsweringExtractive,
    Summarization.task: Summarization,
    TextClassification.task: TextClassification,
}



def     lowerCAmelCase		(		_lowerCAmelCase				: dict						):




 """simple docstring"""







 UpperCAmelCase__							=    task_template_dict.get("task"						)
 if task_name is None:
  logger.warning(F'''Couldn\'t find template for task \'{task_name}\'. Available templates: {list(_lowerCAmelCase						)}'''						)
  return None
 UpperCAmelCase__							=    NAMEaTEMPLATE.get(_lowerCAmelCase						)
 return template.from_dict(_lowerCAmelCase						)











import os
from typing import List, Union

import tensorflow as tf
from tensorflow_text import BertTokenizer as BertTokenizerLayer
from tensorflow_text import FastBertTokenizer, ShrinkLongestTrimmer, case_fold_utfa, combine_segments, pad_model_inputs

from .tokenization_bert import BertTokenizer
class       _UpperCamelCase   (					tf.keras.layers.Layer		):
      def __init__(      self :int			,   lowerCamelCase :List			,   lowerCamelCase :bool			,   lowerCamelCase :int = None			,   lowerCamelCase :int = None			,   lowerCamelCase :int = None			,   lowerCamelCase :str = "longest"			,   lowerCamelCase :bool = True			,   lowerCamelCase :int = 512			,   lowerCamelCase :int = None			,   lowerCamelCase :bool = True			,   lowerCamelCase :bool = True			,   lowerCamelCase :bool = True			,   **lowerCamelCase :Optional[Any]			,   )  ->      List[str]:
       super().__init__()
       if use_fast_bert_tokenizer:
        UpperCAmelCase__							=    FastBertTokenizer(
            lowerCamelCase			,   token_out_type=tf.intaa			,   lower_case_nfd_strip_accents=lowerCamelCase			,   **lowerCamelCase   )
       else:
        UpperCAmelCase__							=    tf.lookup.StaticVocabularyTable(
            tf.lookup.KeyValueTensorInitializer(
                keys=lowerCamelCase			,   key_dtype=tf.string			,   values=tf.range(tf.size(lowerCamelCase			,   out_type=tf.intaa   )			,   dtype=tf.intaa   )			,   value_dtype=tf.intaa			,   )			,   num_oov_buckets=1			,   )
        UpperCAmelCase__							=    BertTokenizerLayer(
            lowerCamelCase			,   token_out_type=tf.intaa			,   lower_case=lowerCamelCase			,   **lowerCamelCase   )

       UpperCAmelCase__							=    vocab_list
       UpperCAmelCase__							=    do_lower_case
       UpperCAmelCase__							=    cls_token_id or vocab_list.index("[CLS]"   )
       UpperCAmelCase__							=    sep_token_id or vocab_list.index("[SEP]"   )
       UpperCAmelCase__							=    pad_token_id or vocab_list.index("[PAD]"   )
       UpperCAmelCase__							=    ShrinkLongestTrimmer(max_length - 3			,   axis=1   )  # Allow room for special tokens
       UpperCAmelCase__							=    max_length
       UpperCAmelCase__							=    padding
       UpperCAmelCase__							=    truncation
       UpperCAmelCase__							=    pad_to_multiple_of
       UpperCAmelCase__							=    return_token_type_ids
       UpperCAmelCase__							=    return_attention_mask
      @classmethod
      def 						UpperCAmelCase_    (      cls :List[str]			,   lowerCamelCase :"PreTrainedTokenizerBase"			,   **lowerCamelCase :Dict   )  ->      Dict:  # noqa: F821
       UpperCAmelCase__							=    kwargs.pop("do_lower_case"			,   lowerCamelCase   )
       UpperCAmelCase__							=    tokenizer.do_lower_case if do_lower_case is None else do_lower_case
       UpperCAmelCase__							=    kwargs.pop("cls_token_id"			,   lowerCamelCase   )
       UpperCAmelCase__							=    tokenizer.cls_token_id if cls_token_id is None else cls_token_id
       UpperCAmelCase__							=    kwargs.pop("sep_token_id"			,   lowerCamelCase   )
       UpperCAmelCase__							=    tokenizer.sep_token_id if sep_token_id is None else sep_token_id
       UpperCAmelCase__							=    kwargs.pop("pad_token_id"			,   lowerCamelCase   )
       UpperCAmelCase__							=    tokenizer.pad_token_id if pad_token_id is None else pad_token_id

       UpperCAmelCase__							=    tokenizer.get_vocab()
       UpperCAmelCase__							=    sorted([(wordpiece, idx) for wordpiece, idx in vocab.items()]			,   key=lambda lowerCamelCase   : x[1]   )
       UpperCAmelCase__							=    [entry[0] for entry in vocab]
       return cls(
           vocab_list=lowerCamelCase			,   do_lower_case=lowerCamelCase			,   cls_token_id=lowerCamelCase			,   sep_token_id=lowerCamelCase			,   pad_token_id=lowerCamelCase			,   **lowerCamelCase			,   )
      @classmethod
      def 						UpperCAmelCase_    (      cls :Any			,   lowerCamelCase :Union[str, os.PathLike]			,   *lowerCamelCase :str			,   **lowerCamelCase :List[str]   )  ->      Tuple:
       try:
        UpperCAmelCase__							=    BertTokenizer.from_pretrained(lowerCamelCase			,   *lowerCamelCase			,   **lowerCamelCase   )
       except:  # noqa: E722
        from .tokenization_bert_fast import BertTokenizerFast

        UpperCAmelCase__							=    BertTokenizerFast.from_pretrained(lowerCamelCase			,   *lowerCamelCase			,   **lowerCamelCase   )
       return cls.from_tokenizer(lowerCamelCase			,   **lowerCamelCase   )
      def 						UpperCAmelCase_    (      self :int			,   lowerCamelCase :Optional[int]   )  ->      List[str]:
       if self.do_lower_case:
        UpperCAmelCase__							=    case_fold_utfa(lowerCamelCase   )
       UpperCAmelCase__							=    self.tf_tokenizer.tokenize(lowerCamelCase   )
       return tokens.merge_dims(1			,   -1   )
      def 						UpperCAmelCase_    (      self :Optional[Any]			,   lowerCamelCase :Tuple			,   lowerCamelCase :str=None			,   lowerCamelCase :Tuple=None			,   lowerCamelCase :Any=None			,   lowerCamelCase :Optional[int]=None			,   lowerCamelCase :Optional[Any]=None			,   lowerCamelCase :Optional[Any]=None			,   lowerCamelCase :Tuple=None			,   )  ->      str:
       if padding is None:
        UpperCAmelCase__							=    self.padding
       if padding not in ("longest", "max_length"):
        raise ValueError("Padding must be either 'longest' or 'max_length'!"   )
       if max_length is not None and text_pair is not None:
        # Because we have to instantiate a Trimmer to do it properly
        raise ValueError("max_length cannot be overridden at call time when truncating paired texts!"   )
       if max_length is None:
        UpperCAmelCase__							=    self.max_length
       if truncation is None:
        UpperCAmelCase__							=    self.truncation
       if pad_to_multiple_of is None:
        UpperCAmelCase__							=    self.pad_to_multiple_of
       if return_token_type_ids is None:
        UpperCAmelCase__							=    self.return_token_type_ids
       if return_attention_mask is None:
        UpperCAmelCase__							=    self.return_attention_mask
       if not isinstance(lowerCamelCase			,   tf.Tensor   ):
        UpperCAmelCase__							=    tf.convert_to_tensor(lowerCamelCase   )
       if text_pair is not None and not isinstance(lowerCamelCase			,   tf.Tensor   ):
        UpperCAmelCase__							=    tf.convert_to_tensor(lowerCamelCase   )
       if text_pair is not None:
        if text.shape.rank > 1:
         raise ValueError("text argument should not be multidimensional when a text pair is supplied!"   )
        if text_pair.shape.rank > 1:
         raise ValueError("text_pair should not be multidimensional!"   )
       if text.shape.rank == 2:
        UpperCAmelCase__			,			UpperCAmelCase__							=    text[:, 0], text[:, 1]
       UpperCAmelCase__							=    self.unpaired_tokenize(lowerCamelCase   )
       if text_pair is None:  # Unpaired text
        if truncation:
         UpperCAmelCase__							=    text[:, : max_length - 2]  # Allow room for special tokens
        UpperCAmelCase__			,			UpperCAmelCase__							=    combine_segments(
            (text,)			,   start_of_sequence_id=self.cls_token_id			,   end_of_segment_id=self.sep_token_id   )
       else:  # Paired text
        UpperCAmelCase__							=    self.unpaired_tokenize(lowerCamelCase   )
        if truncation:
         UpperCAmelCase__			,			UpperCAmelCase__							=    self.paired_trimmer.trim([text, text_pair]   )
        UpperCAmelCase__			,			UpperCAmelCase__							=    combine_segments(
            (text, text_pair)			,   start_of_sequence_id=self.cls_token_id			,   end_of_segment_id=self.sep_token_id   )
       if padding == "longest":
        UpperCAmelCase__							=    input_ids.bounding_shape(axis=1   )
        if pad_to_multiple_of is not None:
         # No ceiling division in tensorflow, so we negate floordiv instead
         UpperCAmelCase__							=    pad_to_multiple_of * (-tf.math.floordiv(-pad_length			,   lowerCamelCase   ))
       else:
        UpperCAmelCase__							=    max_length

       UpperCAmelCase__			,			UpperCAmelCase__							=    pad_model_inputs(lowerCamelCase			,   max_seq_length=lowerCamelCase			,   pad_value=self.pad_token_id   )
       UpperCAmelCase__							=    {"input_ids": input_ids}
       if return_attention_mask:
        UpperCAmelCase__							=    attention_mask
       if return_token_type_ids:
        UpperCAmelCase__			,			UpperCAmelCase__							=    pad_model_inputs(
            lowerCamelCase			,   max_seq_length=lowerCamelCase			,   pad_value=self.pad_token_id   )
        UpperCAmelCase__							=    token_type_ids
       return output







      def 						UpperCAmelCase_    (      self :Tuple   )  ->      Tuple:
       return {
           "vocab_list": self.vocab_list,
           "do_lower_case": self.do_lower_case,
           "cls_token_id": self.cls_token_id,
           "sep_token_id": self.sep_token_id,
           "pad_token_id": self.pad_token_id,
       }





