'''simple docstring'''




import json
import os
from functools import lru_cache
from typing import List, Optional, Tuple

import regex as re

from ...tokenization_utils import AddedToken, PreTrainedTokenizer
from ...utils import logging


__SCREAMING_SNAKE_CASE       :     str     =  logging.get_logger(__name__)


__SCREAMING_SNAKE_CASE       :     Optional[int]     =  {"""vocab_file""": """vocab.json""", """merges_file""": """merges.txt"""}

__SCREAMING_SNAKE_CASE       :     Dict     =  {
    """vocab_file""": {
        """allenai/longformer-base-4096""": """https://huggingface.co/allenai/longformer-base-4096/resolve/main/vocab.json""",
        """allenai/longformer-large-4096""": (
            """https://huggingface.co/allenai/longformer-large-4096/resolve/main/vocab.json"""
        ),
        """allenai/longformer-large-4096-finetuned-triviaqa""": (
            """https://huggingface.co/allenai/longformer-large-4096-finetuned-triviaqa/resolve/main/vocab.json"""
        ),
        """allenai/longformer-base-4096-extra.pos.embd.only""": (
            """https://huggingface.co/allenai/longformer-base-4096-extra.pos.embd.only/resolve/main/vocab.json"""
        ),
        """allenai/longformer-large-4096-extra.pos.embd.only""": (
            """https://huggingface.co/allenai/longformer-large-4096-extra.pos.embd.only/resolve/main/vocab.json"""
        ),
    },
    """merges_file""": {
        """allenai/longformer-base-4096""": """https://huggingface.co/allenai/longformer-base-4096/resolve/main/merges.txt""",
        """allenai/longformer-large-4096""": (
            """https://huggingface.co/allenai/longformer-large-4096/resolve/main/merges.txt"""
        ),
        """allenai/longformer-large-4096-finetuned-triviaqa""": (
            """https://huggingface.co/allenai/longformer-large-4096-finetuned-triviaqa/resolve/main/merges.txt"""
        ),
        """allenai/longformer-base-4096-extra.pos.embd.only""": (
            """https://huggingface.co/allenai/longformer-base-4096-extra.pos.embd.only/resolve/main/merges.txt"""
        ),
        """allenai/longformer-large-4096-extra.pos.embd.only""": (
            """https://huggingface.co/allenai/longformer-large-4096-extra.pos.embd.only/resolve/main/merges.txt"""
        ),
    },
}

__SCREAMING_SNAKE_CASE       :     Tuple     =  {
    """allenai/longformer-base-4096""": 4_096,
    """allenai/longformer-large-4096""": 4_096,
    """allenai/longformer-large-4096-finetuned-triviaqa""": 4_096,
    """allenai/longformer-base-4096-extra.pos.embd.only""": 4_096,
    """allenai/longformer-large-4096-extra.pos.embd.only""": 4_096,
}

@lru_cache()
# Copied from transformers.models.roberta.tokenization_roberta.bytes_to_unicode
def 	UpperCamelCase_							(					)    ->    Tuple:


       """simple docstring"""







       _UpperCAmelCase     :  Tuple							      =    (
           list(range(ord("!"    )			,	ord("~"    ) + 1    )    ) + list(range(ord("¡"    )			,	ord("¬"    ) + 1    )    ) + list(range(ord("®"    )			,	ord("ÿ"    ) + 1    )    )
       )
       _UpperCAmelCase     :  Tuple							      =    bs[:]
       _UpperCAmelCase     :  str							      =    0
       for b in range(2**8    ):
              if b not in bs:
                     bs.append(_UpperCAmelCase    )
                     cs.append(2**8 + n    )
                     n += 1
       _UpperCAmelCase     :  Optional[int]							      =    [chr(_UpperCAmelCase    ) for n in cs]
       return dict(zip(_UpperCAmelCase			,	_UpperCAmelCase    )    )

def 	UpperCamelCase_							(					_UpperCAmelCase  :      Any    )    ->    List[Any]:


       """simple docstring"""







       _UpperCAmelCase     :  Union[str, Any]							      =    set()
       _UpperCAmelCase     :  int							      =    word[0]
       for char in word[1:]:
              pairs.add((prev_char, char)    )
              _UpperCAmelCase     :  Dict							      =    char
       return pairs


class 	lowerCamelCase_	(snake_case__    ):
      '''simple docstring'''

      __UpperCamelCase:  Any						=						VOCAB_FILES_NAMES
      __UpperCamelCase:  str						=						PRETRAINED_VOCAB_FILES_MAP
      __UpperCamelCase:  Optional[Any]						=						PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
      __UpperCamelCase:  Tuple						=						["input_ids", "attention_mask"]




      def __init__(       self						:				int						,					A						:				List[Any]						,					A						:				str						,					A						:				Union[str, Any]="replace"						,					A						:				Any="<s>"						,					A						:				Tuple="</s>"						,					A						:				Tuple="</s>"						,					A						:				Dict="<s>"						,					A						:				str="<unk>"						,					A						:				Dict="<pad>"						,					A						:				List[Any]="<mask>"						,					A						:				Union[str, Any]=False						,					**A						:				List[str]						,					):
             _UpperCAmelCase     :  str							      =    AddedToken(A						,					lstrip=A						,					rstrip=A       ) if isinstance(A						,					A       ) else bos_token
             _UpperCAmelCase     :  List[str]							      =    AddedToken(A						,					lstrip=A						,					rstrip=A       ) if isinstance(A						,					A       ) else eos_token
             _UpperCAmelCase     :  Dict							      =    AddedToken(A						,					lstrip=A						,					rstrip=A       ) if isinstance(A						,					A       ) else sep_token
             _UpperCAmelCase     :  Union[str, Any]							      =    AddedToken(A						,					lstrip=A						,					rstrip=A       ) if isinstance(A						,					A       ) else cls_token
             _UpperCAmelCase     :  List[Any]							      =    AddedToken(A						,					lstrip=A						,					rstrip=A       ) if isinstance(A						,					A       ) else unk_token
             _UpperCAmelCase     :  Optional[Any]							      =    AddedToken(A						,					lstrip=A						,					rstrip=A       ) if isinstance(A						,					A       ) else pad_token

             # Mask token behave like a normal word, i.e. include the space before it
             _UpperCAmelCase     :  str							      =    AddedToken(A						,					lstrip=A						,					rstrip=A       ) if isinstance(A						,					A       ) else mask_token

             super().__init__(
                 errors=A						,					bos_token=A						,					eos_token=A						,					unk_token=A						,					sep_token=A						,					cls_token=A						,					pad_token=A						,					mask_token=A						,					add_prefix_space=A						,					**A						,					)

             with open(A						,					encoding="utf-8"       ) as vocab_handle:
                    _UpperCAmelCase     :  Union[str, Any]							      =    json.load(A       )
             _UpperCAmelCase     :  Any							      =    {v: k for k, v in self.encoder.items()}
             _UpperCAmelCase     :  Tuple							      =    errors  # how to handle errors in decoding
             _UpperCAmelCase     :  Any							      =    bytes_to_unicode()
             _UpperCAmelCase     :  Dict							      =    {v: k for k, v in self.byte_encoder.items()}
             with open(A						,					encoding="utf-8"       ) as merges_handle:
                    _UpperCAmelCase     :  Any							      =    merges_handle.read().split("\n"       )[1:-1]
             _UpperCAmelCase     :  List[Any]							      =    [tuple(merge.split()       ) for merge in bpe_merges]
             _UpperCAmelCase     :  Any							      =    dict(zip(A						,					range(len(A       )       )       )       )
             _UpperCAmelCase     :  Any							      =    {}
             _UpperCAmelCase     :  List[Any]							      =    add_prefix_space

             # Should have added re.IGNORECASE so BPE merges can happen for capitalized versions of contractions
             _UpperCAmelCase     :  Optional[Any]							      =    re.compile(R"'s|'t|'re|'ve|'m|'ll|'d| ?\p{L}+| ?\p{N}+| ?[^\s\p{L}\p{N}]+|\s+(?!\S)|\s+"       )




      @property
      def      _A	(       self						:				Tuple       ):
             return len(self.encoder       )




      def      _A	(       self						:				Optional[Any]       ):
             return dict(self.encoder						,					**self.added_tokens_encoder       )




      def      _A	(       self						:				Any						,					A						:				Optional[int]       ):
             if token in self.cache:
                    return self.cache[token]
             _UpperCAmelCase     :  int							      =    tuple(A       )
             _UpperCAmelCase     :  List[str]							      =    get_pairs(A       )

             if not pairs:
                    return token

             while True:
                    _UpperCAmelCase     :  str							      =    min(A						,					key=lambda A       : self.bpe_ranks.get(A						,					float("inf"       )       )       )
                    if bigram not in self.bpe_ranks:
                           break
                    _UpperCAmelCase      ,  _UpperCAmelCase     :  Tuple							      =    bigram
                    _UpperCAmelCase     :  List[Any]							      =    []
                    _UpperCAmelCase     :  Dict							      =    0
                    while i < len(A       ):
                           try:
                                  _UpperCAmelCase     :  str							      =    word.index(A						,					A       )
                           except ValueError:
                                  new_word.extend(word[i:]       )
                                  break
                           else:
                                  new_word.extend(word[i:j]       )
                                  _UpperCAmelCase     :  Union[str, Any]							      =    j

                           if word[i] == first and i < len(A       ) - 1 and word[i + 1] == second:
                                  new_word.append(first + second       )
                                  i += 2
                           else:
                                  new_word.append(word[i]       )
                                  i += 1
                    _UpperCAmelCase     :  Optional[Any]							      =    tuple(A       )
                    _UpperCAmelCase     :  List[Any]							      =    new_word
                    if len(A       ) == 1:
                           break
                    else:
                           _UpperCAmelCase     :  Any							      =    get_pairs(A       )
             _UpperCAmelCase     :  Union[str, Any]							      =    " ".join(A       )
             _UpperCAmelCase     :  str							      =    word
             return word




      def      _A	(       self						:				str						,					A						:				Dict       ):
             _UpperCAmelCase     :  Tuple							      =    []
             for token in re.findall(self.pat						,					A       ):
                    _UpperCAmelCase     :  Any							      =    "".join(
                        self.byte_encoder[b] for b in token.encode("utf-8"       )       )  # Maps all our bytes to unicode strings, avoiding control tokens of the BPE (spaces in our case)
                    bpe_tokens.extend(bpe_token for bpe_token in self.bpe(A       ).split(" "       )       )
             return bpe_tokens




      def      _A	(       self						:				Any						,					A						:				Dict       ):
             return self.encoder.get(A						,					self.encoder.get(self.unk_token       )       )




      def      _A	(       self						:				Tuple						,					A						:				Optional[Any]       ):
             return self.decoder.get(A       )




      def      _A	(       self						:				Tuple						,					A						:				str       ):
             _UpperCAmelCase     :  Optional[Any]							      =    "".join(A       )
             _UpperCAmelCase     :  str							      =    bytearray([self.byte_decoder[c] for c in text]       ).decode("utf-8"						,					errors=self.errors       )
             return text




      def      _A	(       self						:				int						,					A						:				str						,					A						:				Optional[str] = None       ):
             if not os.path.isdir(A       ):
                    logger.error(F"""Vocabulary path ({save_directory}) should be a directory"""       )
                    return
             _UpperCAmelCase     :  str							      =    os.path.join(
                 A						,					(filename_prefix + "-" if filename_prefix else "") + VOCAB_FILES_NAMES["vocab_file"]       )
             _UpperCAmelCase     :  int							      =    os.path.join(
                 A						,					(filename_prefix + "-" if filename_prefix else "") + VOCAB_FILES_NAMES["merges_file"]       )

             with open(A						,					"w"						,					encoding="utf-8"       ) as f:
                    f.write(json.dumps(self.encoder						,					indent=2						,					sort_keys=A						,					ensure_ascii=A       ) + "\n"       )

             _UpperCAmelCase     :  Optional[Any]							      =    0
             with open(A						,					"w"						,					encoding="utf-8"       ) as writer:
                    writer.write("#version: 0.2\n"       )
                    for bpe_tokens, token_index in sorted(self.bpe_ranks.items()						,					key=lambda A       : kv[1]       ):
                           if index != token_index:
                                  logger.warning(
                                      F"""Saving vocabulary to {merge_file}: BPE merge indices are not consecutive."""
                                      " Please check that the tokenizer is not corrupted!"       )
                                  _UpperCAmelCase     :  Any							      =    token_index
                           writer.write(" ".join(A       ) + "\n"       )
                           index += 1

             return vocab_file, merge_file




      def      _A	(       self						:				List[Any]						,					A						:				List[int]						,					A						:				Optional[List[int]] = None       ):
             if token_ids_a is None:
                    return [self.cls_token_id] + token_ids_a + [self.sep_token_id]
             _UpperCAmelCase     :  int							      =    [self.cls_token_id]
             _UpperCAmelCase     :  Tuple							      =    [self.sep_token_id]
             return cls + token_ids_a + sep + sep + token_ids_a + sep




      def      _A	(       self						:				Optional[int]						,					A						:				List[int]						,					A						:				Optional[List[int]] = None						,					A						:				bool = False       ):
             if already_has_special_tokens:
                    return super().get_special_tokens_mask(
                        token_ids_a=A						,					token_ids_a=A						,					already_has_special_tokens=A       )

             if token_ids_a is None:
                    return [1] + ([0] * len(A       )) + [1]
             return [1] + ([0] * len(A       )) + [1, 1] + ([0] * len(A       )) + [1]




      def      _A	(       self						:				Union[str, Any]						,					A						:				List[int]						,					A						:				Optional[List[int]] = None       ):
             _UpperCAmelCase     :  int							      =    [self.sep_token_id]
             _UpperCAmelCase     :  int							      =    [self.cls_token_id]

             if token_ids_a is None:
                    return len(cls + token_ids_a + sep       ) * [0]
             return len(cls + token_ids_a + sep + sep + token_ids_a + sep       ) * [0]





      def      _A	(       self						:				List[str]						,					A						:				Optional[int]						,					A						:				Optional[Any]=False						,					**A						:				List[str]       ):
             _UpperCAmelCase     :  Optional[int]							      =    kwargs.pop("add_prefix_space"						,					self.add_prefix_space       )
             if (is_split_into_words or add_prefix_space) and (len(A       ) > 0 and not text[0].isspace()):
                    _UpperCAmelCase     :  Union[str, Any]							      =    " " + text
             return (text, kwargs)


'''simple docstring'''




import math
import unittest

from transformers import BioGptConfig, is_torch_available
from transformers.testing_utils import require_torch, slow, torch_device

from ...generation.test_utils import GenerationTesterMixin
from ...test_configuration_common import ConfigTester
from ...test_modeling_common import ModelTesterMixin, ids_tensor, random_attention_mask
from ...test_pipeline_mixin import PipelineTesterMixin


if is_torch_available():
  import torch

  from transformers import (
      BioGptForCausalLM,
      BioGptForSequenceClassification,
      BioGptForTokenClassification,
      BioGptModel,
      BioGptTokenizer,
  )
  from transformers.models.biogpt.modeling_biogpt import BIOGPT_PRETRAINED_MODEL_ARCHIVE_LIST

class 	lowerCamelCase_	:
      '''simple docstring'''

      def __init__(       self						:				List[Any]						,					A						:				Dict						,					A						:				Optional[Any]=13						,					A						:				Optional[Any]=7						,					A						:				Union[str, Any]=True						,					A						:				Optional[Any]=True						,					A						:				int=False						,					A						:				str=True						,					A						:				Optional[Any]=99						,					A						:				Union[str, Any]=32						,					A						:				int=5						,					A						:				Tuple=4						,					A						:				Union[str, Any]=37						,					A						:				Dict="gelu"						,					A						:				Union[str, Any]=0.1						,					A						:				str=0.1						,					A						:				Union[str, Any]=512						,					A						:				int=16						,					A						:				List[str]=2						,					A						:				Tuple=0.02						,					A						:				int=3						,					A						:				List[str]=4						,					A						:				str=None						,					):
             _UpperCAmelCase     :  List[Any]							      =    parent
             _UpperCAmelCase     :  Any							      =    batch_size
             _UpperCAmelCase     :  int							      =    seq_length
             _UpperCAmelCase     :  Union[str, Any]							      =    is_training
             _UpperCAmelCase     :  Any							      =    use_input_mask
             _UpperCAmelCase     :  Optional[Any]							      =    use_token_type_ids
             _UpperCAmelCase     :  str							      =    use_labels
             _UpperCAmelCase     :  Union[str, Any]							      =    vocab_size
             _UpperCAmelCase     :  Tuple							      =    hidden_size
             _UpperCAmelCase     :  Union[str, Any]							      =    num_hidden_layers
             _UpperCAmelCase     :  Optional[Any]							      =    num_attention_heads
             _UpperCAmelCase     :  Union[str, Any]							      =    intermediate_size
             _UpperCAmelCase     :  Union[str, Any]							      =    hidden_act
             _UpperCAmelCase     :  List[Any]							      =    hidden_dropout_prob
             _UpperCAmelCase     :  List[Any]							      =    attention_probs_dropout_prob
             _UpperCAmelCase     :  Optional[int]							      =    max_position_embeddings
             _UpperCAmelCase     :  str							      =    type_vocab_size
             _UpperCAmelCase     :  str							      =    type_sequence_label_size
             _UpperCAmelCase     :  int							      =    initializer_range
             _UpperCAmelCase     :  Optional[Any]							      =    num_labels
             _UpperCAmelCase     :  List[str]							      =    num_choices
             _UpperCAmelCase     :  List[str]							      =    scope




      def      _A	(       self						:				Optional[int]       ):
             _UpperCAmelCase     :  Dict							      =    ids_tensor([self.batch_size, self.seq_length]						,					self.vocab_size       )

             _UpperCAmelCase     :  Union[str, Any]							      =    None
             if self.use_input_mask:
                    _UpperCAmelCase     :  List[Any]							      =    random_attention_mask([self.batch_size, self.seq_length]       )

             _UpperCAmelCase     :  Any							      =    None
             if self.use_token_type_ids:
                    _UpperCAmelCase     :  List[str]							      =    ids_tensor([self.batch_size, self.seq_length]						,					self.type_vocab_size       )

             _UpperCAmelCase     :  Optional[int]							      =    None
             _UpperCAmelCase     :  Any							      =    None
             _UpperCAmelCase     :  Optional[int]							      =    None
             if self.use_labels:
                    _UpperCAmelCase     :  Optional[Any]							      =    ids_tensor([self.batch_size]						,					self.type_sequence_label_size       )
                    _UpperCAmelCase     :  Tuple							      =    ids_tensor([self.batch_size, self.seq_length]						,					self.num_labels       )
                    _UpperCAmelCase     :  List[str]							      =    ids_tensor([self.batch_size]						,					self.num_choices       )

             _UpperCAmelCase     :  List[Any]							      =    self.get_config()

             return config, input_ids, token_type_ids, input_mask, sequence_labels, token_labels, choice_labels




      def      _A	(       self						:				Dict       ):
             return BioGptConfig(
                 vocab_size=self.vocab_size						,					hidden_size=self.hidden_size						,					num_hidden_layers=self.num_hidden_layers						,					num_attention_heads=self.num_attention_heads						,					intermediate_size=self.intermediate_size						,					hidden_act=self.hidden_act						,					hidden_dropout_prob=self.hidden_dropout_prob						,					attention_probs_dropout_prob=self.attention_probs_dropout_prob						,					max_position_embeddings=self.max_position_embeddings						,					type_vocab_size=self.type_vocab_size						,					is_decoder=A						,					initializer_range=self.initializer_range						,					)




      def      _A	(       self						:				int						,					A						:				List[Any]						,					A						:				Any						,					A						:				int						,					A						:				Union[str, Any]						,					A						:				Dict						,					A						:				List[Any]						,					A						:				Dict       ):
             _UpperCAmelCase     :  List[str]							      =    BioGptModel(config=A       )
             model.to(A       )
             model.eval()
             _UpperCAmelCase     :  Tuple							      =    model(A						,					attention_mask=A       )
             _UpperCAmelCase     :  int							      =    model(A       )
             self.parent.assertEqual(result.last_hidden_state.shape						,					(self.batch_size, self.seq_length, self.hidden_size)       )




      def      _A	(       self						:				List[Any]						,					A						:				str						,					A						:				List[Any]						,					A						:				Dict						,					A						:				List[Any]						,					A						:				List[str]						,					A						:				Union[str, Any]						,					A						:				int						,					A						:				List[str]						,					A						:				Dict						,					):
             _UpperCAmelCase     :  Optional[int]							      =    BioGptForCausalLM(config=A       )
             model.to(A       )
             model.eval()
             _UpperCAmelCase     :  Optional[int]							      =    model(A						,					attention_mask=A						,					token_type_ids=A						,					labels=A       )
             self.parent.assertEqual(result.logits.shape						,					(self.batch_size, self.seq_length, self.vocab_size)       )




      def      _A	(       self						:				List[Any]						,					A						:				str						,					A						:				str						,					A						:				str						,					A						:				Any						,					A						:				List[str]						,					*A						:				Optional[int]       ):
             _UpperCAmelCase     :  str							      =    BioGptModel(config=A       )
             model.to(A       )
             model.eval()

             # create attention mask
             _UpperCAmelCase     :  List[Any]							      =    torch.ones(input_ids.shape						,					dtype=torch.long						,					device=A       )
             _UpperCAmelCase     :  Optional[int]							      =    self.seq_length // 2
             _UpperCAmelCase     :  List[Any]							      =    0

             # first forward pass
             _UpperCAmelCase      ,  _UpperCAmelCase     :  List[str]							      =    model(A						,					attention_mask=A       ).to_tuple()

             # create hypothetical next token and extent to next_input_ids
             _UpperCAmelCase     :  List[str]							      =    ids_tensor((self.batch_size, 1)						,					config.vocab_size       )

             # change a random masked slice from input_ids
             _UpperCAmelCase     :  List[str]							      =    ids_tensor((1,)						,					A       ).item() + 1
             _UpperCAmelCase     :  str							      =    ids_tensor((self.batch_size, 1)						,					config.vocab_size       ).squeeze(-1       )
             _UpperCAmelCase     :  Any							      =    random_other_next_tokens

             # append to next input_ids and attn_mask
             _UpperCAmelCase     :  List[Any]							      =    torch.cat([input_ids, next_tokens]						,					dim=-1       )
             _UpperCAmelCase     :  Optional[int]							      =    torch.cat(
                 [attn_mask, torch.ones((attn_mask.shape[0], 1)						,					dtype=torch.long						,					device=A       )]						,					dim=1						,					)

             # get two different outputs
             _UpperCAmelCase     :  List[Any]							      =    model(A						,					attention_mask=A       )["last_hidden_state"]
             _UpperCAmelCase     :  Optional[Any]							      =    model(A						,					past_key_values=A						,					attention_mask=A       )["last_hidden_state"]

             # select random slice
             _UpperCAmelCase     :  Any							      =    ids_tensor((1,)						,					output_from_past.shape[-1]       ).item()
             _UpperCAmelCase     :  Optional[Any]							      =    output_from_no_past[:, -1, random_slice_idx].detach()
             _UpperCAmelCase     :  Any							      =    output_from_past[:, 0, random_slice_idx].detach()

             # test that outputs are equal for slice
             self.parent.assertTrue(torch.allclose(A						,					A						,					atol=1E-3       )       )




      def      _A	(       self						:				int						,					A						:				Dict						,					A						:				str						,					A						:				Dict						,					A						:				Union[str, Any]						,					A						:				Any						,					*A						:				Union[str, Any]       ):
             _UpperCAmelCase     :  Optional[Any]							      =    BioGptModel(config=A       ).to(A       ).eval()

             _UpperCAmelCase     :  List[Any]							      =    torch.ones(input_ids.shape						,					dtype=torch.long						,					device=A       )

             # first forward pass
             _UpperCAmelCase     :  Union[str, Any]							      =    model(A						,					attention_mask=A						,					use_cache=A       )

             _UpperCAmelCase      ,  _UpperCAmelCase     :  Dict							      =    outputs.to_tuple()

             # create hypothetical multiple next token and extent to next_input_ids
             _UpperCAmelCase     :  str							      =    ids_tensor((self.batch_size, 3)						,					config.vocab_size       )
             _UpperCAmelCase     :  Any							      =    ids_tensor((self.batch_size, 3)						,					2       )

             # append to next input_ids and
             _UpperCAmelCase     :  Optional[Any]							      =    torch.cat([input_ids, next_tokens]						,					dim=-1       )
             _UpperCAmelCase     :  Dict							      =    torch.cat([attention_mask, next_attn_mask]						,					dim=-1       )

             _UpperCAmelCase     :  Any							      =    model(A						,					attention_mask=A       )["last_hidden_state"]
             _UpperCAmelCase     :  Dict							      =    model(A						,					attention_mask=A						,					past_key_values=A       )[
                 "last_hidden_state"
             ]

             # select random slice
             _UpperCAmelCase     :  Dict							      =    ids_tensor((1,)						,					output_from_past.shape[-1]       ).item()
             _UpperCAmelCase     :  Dict							      =    output_from_no_past[:, -3:, random_slice_idx].detach()
             _UpperCAmelCase     :  Any							      =    output_from_past[:, :, random_slice_idx].detach()

             self.parent.assertTrue(output_from_past_slice.shape[1] == next_tokens.shape[1]       )

             # test that outputs are equal for slice
             self.parent.assertTrue(torch.allclose(A						,					A						,					atol=1E-3       )       )




      def      _A	(       self						:				Optional[Any]						,					A						:				Tuple						,					A						:				List[str]						,					A						:				Tuple						,					A						:				Dict						,					A						:				List[Any]						,					*A						:				Tuple						,					A						:				List[str]=False       ):
             _UpperCAmelCase     :  Optional[int]							      =    BioGptForCausalLM(A       )
             model.to(A       )
             if gradient_checkpointing:
                    model.gradient_checkpointing_enable()

             _UpperCAmelCase     :  Union[str, Any]							      =    model(A						,					labels=A       )
             self.parent.assertEqual(result.loss.shape						,					()       )
             self.parent.assertEqual(result.logits.shape						,					(self.batch_size, self.seq_length, self.vocab_size)       )
             result.loss.backward()




      def      _A	(       self						:				Optional[Any]						,					A						:				Any						,					*A						:				Optional[Any]       ):
             _UpperCAmelCase     :  Tuple							      =    BioGptModel(A       )
             _UpperCAmelCase     :  int							      =    model.config.initializer_range / math.sqrt(2 * model.config.num_hidden_layers       )
             for key in model.state_dict().keys():
                    if "c_proj" in key and "weight" in key:
                           self.parent.assertLessEqual(abs(torch.std(model.state_dict()[key]       ) - model_std       )						,					0.001       )
                           self.parent.assertLessEqual(abs(torch.mean(model.state_dict()[key]       ) - 0.0       )						,					0.01       )




      def      _A	(       self						:				Optional[int]						,					A						:				Dict						,					A						:				Tuple						,					A						:				Optional[int]						,					A						:				int						,					A						:				List[str]						,					*A						:				Dict       ):
             _UpperCAmelCase     :  Any							      =    self.num_labels
             _UpperCAmelCase     :  Any							      =    BioGptForTokenClassification(A       )
             model.to(A       )
             model.eval()
             _UpperCAmelCase     :  Optional[int]							      =    model(A						,					attention_mask=A						,					token_type_ids=A       )
             self.parent.assertEqual(result.logits.shape						,					(self.batch_size, self.seq_length, self.num_labels)       )





      def      _A	(       self						:				int       ):
             _UpperCAmelCase     :  Dict							      =    self.prepare_config_and_inputs()
             (
                 (
                 _UpperCAmelCase
             )      ,  (
                 _UpperCAmelCase
             )      ,  (
                 _UpperCAmelCase
             )      ,  (
                 _UpperCAmelCase
             )      ,  (
                 _UpperCAmelCase
             )      ,  (
                 _UpperCAmelCase
             )      ,  (
                 _UpperCAmelCase
             )      ,  
             )     :  List[str]							      =    config_and_inputs
             _UpperCAmelCase     :  Optional[int]							      =    {"input_ids": input_ids, "attention_mask": input_mask}
             return config, inputs_dict

@require_torch
class 	lowerCamelCase_	(snake_case__							, snake_case__							, snake_case__							, unittest.TestCase    ):
      '''simple docstring'''

      __UpperCamelCase:  List[str]						=						(
          (BioGptModel, BioGptForCausalLM, BioGptForSequenceClassification, BioGptForTokenClassification)
          if is_torch_available()
          else ()
      )
      __UpperCamelCase:  List[str]						=						(BioGptForCausalLM,) if is_torch_available() else ()
      __UpperCamelCase:  str						=						(
          {
              "feature-extraction": BioGptModel,
              "text-classification": BioGptForSequenceClassification,
              "text-generation": BioGptForCausalLM,
              "token-classification": BioGptForTokenClassification,
              "zero-shot": BioGptForSequenceClassification,
          }
          if is_torch_available()
          else {}
      )
      __UpperCamelCase:  Union[str, Any]						=						False




      def      _A	(       self						:				Optional[Any]       ):
             _UpperCAmelCase     :  List[Any]							      =    BioGptModelTester(self       )
             _UpperCAmelCase     :  str							      =    ConfigTester(self						,					config_class=A						,					hidden_size=37       )




      def      _A	(       self						:				Union[str, Any]       ):
             self.config_tester.run_common_tests()




      def      _A	(       self						:				Any       ):
             _UpperCAmelCase     :  Any							      =    self.model_tester.prepare_config_and_inputs()
             self.model_tester.create_and_check_model(*A       )




      def      _A	(       self						:				Any       ):
             _UpperCAmelCase     :  Optional[int]							      =    self.model_tester.prepare_config_and_inputs()
             for type in ["absolute", "relative_key", "relative_key_query"]:
                    _UpperCAmelCase     :  Tuple							      =    type
                    self.model_tester.create_and_check_model(*A       )




      def      _A	(       self						:				int       ):
             _UpperCAmelCase     :  Optional[int]							      =    self.model_tester.prepare_config_and_inputs()
             self.model_tester.create_and_check_biogpt_model_attention_mask_past(*A       )




      def      _A	(       self						:				Union[str, Any]       ):
             _UpperCAmelCase     :  List[Any]							      =    self.model_tester.prepare_config_and_inputs()
             self.model_tester.create_and_check_forward_and_backwards(*A						,					gradient_checkpointing=A       )




      def      _A	(       self						:				Union[str, Any]       ):
             _UpperCAmelCase     :  Dict							      =    self.model_tester.prepare_config_and_inputs()
             self.model_tester.create_and_check_biogpt_model_past_large_inputs(*A       )




      def      _A	(       self						:				Dict       ):
             _UpperCAmelCase     :  Dict							      =    self.model_tester.prepare_config_and_inputs()
             self.model_tester.create_and_check_biogpt_weight_initialization(*A       )




      def      _A	(       self						:				Dict       ):
             _UpperCAmelCase     :  Dict							      =    self.model_tester.prepare_config_and_inputs()
             self.model_tester.create_and_check_biogpt_for_token_classification(*A       )




      @slow
      def      _A	(       self						:				List[str]       ):
             _UpperCAmelCase     :  Optional[Any]							      =    BioGptForCausalLM.from_pretrained("microsoft/biogpt"       )
             model.to(A       )
             _UpperCAmelCase     :  Tuple							      =    BioGptTokenizer.from_pretrained("microsoft/biogpt"       )

             _UpperCAmelCase     :  str							      =    "left"

             # Define PAD Token = EOS Token = 50256
             _UpperCAmelCase     :  Any							      =    tokenizer.eos_token
             _UpperCAmelCase     :  int							      =    model.config.eos_token_id

             # use different length sentences to test batching
             _UpperCAmelCase     :  Any							      =    [
                 "Hello, my dog is a little",
                 "Today, I",
             ]

             _UpperCAmelCase     :  Tuple							      =    tokenizer(A						,					return_tensors="pt"						,					padding=A       )
             _UpperCAmelCase     :  Optional[Any]							      =    inputs["input_ids"].to(A       )

             _UpperCAmelCase     :  Any							      =    model.generate(
                 input_ids=A						,					attention_mask=inputs["attention_mask"].to(A       )						,					)

             _UpperCAmelCase     :  int							      =    tokenizer(sentences[0]						,					return_tensors="pt"       ).input_ids.to(A       )
             _UpperCAmelCase     :  List[Any]							      =    model.generate(input_ids=A       )

             _UpperCAmelCase     :  List[Any]							      =    inputs_non_padded.shape[-1] - inputs["attention_mask"][-1].long().sum().cpu().item()
             _UpperCAmelCase     :  int							      =    tokenizer(sentences[1]						,					return_tensors="pt"       ).input_ids.to(A       )
             _UpperCAmelCase     :  int							      =    model.generate(input_ids=A						,					max_length=model.config.max_length - num_paddings       )

             _UpperCAmelCase     :  Dict							      =    tokenizer.batch_decode(A						,					skip_special_tokens=A       )
             _UpperCAmelCase     :  Any							      =    tokenizer.decode(output_non_padded[0]						,					skip_special_tokens=A       )
             _UpperCAmelCase     :  Optional[int]							      =    tokenizer.decode(output_padded[0]						,					skip_special_tokens=A       )

             _UpperCAmelCase     :  str							      =    [
                 "Hello, my dog is a little bit bigger than a little bit.",
                 "Today, I have a good idea of how to use the information",
             ]
             self.assertListEqual(A						,					A       )
             self.assertListEqual(A						,					[non_padded_sentence, padded_sentence]       )




      @slow
      def      _A	(       self						:				str       ):
             for model_name in BIOGPT_PRETRAINED_MODEL_ARCHIVE_LIST[:1]:
                    _UpperCAmelCase     :  Optional[Any]							      =    BioGptModel.from_pretrained(A       )
                    self.assertIsNotNone(A       )




      def      _A	(       self						:				List[str]       ):
             _UpperCAmelCase      ,  _UpperCAmelCase     :  int							      =    self.model_tester.prepare_config_and_inputs_for_common()
             _UpperCAmelCase     :  str							      =    3
             _UpperCAmelCase     :  List[str]							      =    input_dict["input_ids"]
             _UpperCAmelCase     :  Dict							      =    input_ids.ne(1       ).to(A       )
             _UpperCAmelCase     :  List[Any]							      =    ids_tensor([self.model_tester.batch_size]						,					self.model_tester.type_sequence_label_size       )
             _UpperCAmelCase     :  List[str]							      =    BioGptForSequenceClassification(A       )
             model.to(A       )
             model.eval()
             _UpperCAmelCase     :  List[str]							      =    model(A						,					attention_mask=A						,					labels=A       )
             self.assertEqual(result.logits.shape						,					(self.model_tester.batch_size, self.model_tester.num_labels)       )





      def      _A	(       self						:				int       ):
             _UpperCAmelCase      ,  _UpperCAmelCase     :  Optional[Any]							      =    self.model_tester.prepare_config_and_inputs_for_common()
             _UpperCAmelCase     :  int							      =    3
             _UpperCAmelCase     :  Dict							      =    "multi_label_classification"
             _UpperCAmelCase     :  Optional[Any]							      =    input_dict["input_ids"]
             _UpperCAmelCase     :  Optional[int]							      =    input_ids.ne(1       ).to(A       )
             _UpperCAmelCase     :  Tuple							      =    ids_tensor(
                 [self.model_tester.batch_size, config.num_labels]						,					self.model_tester.type_sequence_label_size       ).to(torch.float       )
             _UpperCAmelCase     :  Optional[Any]							      =    BioGptForSequenceClassification(A       )
             model.to(A       )
             model.eval()
             _UpperCAmelCase     :  Tuple							      =    model(A						,					attention_mask=A						,					labels=A       )
             self.assertEqual(result.logits.shape						,					(self.model_tester.batch_size, self.model_tester.num_labels)       )

@require_torch
class 	lowerCamelCase_	(unittest.TestCase    ):
      '''simple docstring'''

      @slow
      def      _A	(       self						:				List[Any]       ):
             _UpperCAmelCase     :  Optional[Any]							      =    BioGptForCausalLM.from_pretrained("microsoft/biogpt"       )
             _UpperCAmelCase     :  List[str]							      =    torch.tensor([[2, 4805, 9, 656, 21]]       )
             _UpperCAmelCase     :  List[Any]							      =    model(A       )[0]

             _UpperCAmelCase     :  int							      =    42384

             _UpperCAmelCase     :  int							      =    torch.Size((1, 5, vocab_size)       )
             self.assertEqual(output.shape						,					A       )

             _UpperCAmelCase     :  Any							      =    torch.tensor(
                 [[[-9.5_236, -9.8_918, 10.4_557], [-11.0_469, -9.6_423, 8.1_022], [-8.8_664, -7.8_826, 5.5_325]]]       )

             self.assertTrue(torch.allclose(output[:, :3, :3]						,					A						,					atol=1E-4       )       )





      @slow
      def      _A	(       self						:				Any       ):
             _UpperCAmelCase     :  str							      =    BioGptTokenizer.from_pretrained("microsoft/biogpt"       )
             _UpperCAmelCase     :  Tuple							      =    BioGptForCausalLM.from_pretrained("microsoft/biogpt"       )
             model.to(A       )

             torch.manual_seed(0       )
             _UpperCAmelCase     :  Optional[Any]							      =    tokenizer("COVID-19 is"						,					return_tensors="pt"       ).to(A       )
             _UpperCAmelCase     :  Dict							      =    model.generate(
                 **A						,					min_length=100						,					max_length=1024						,					num_beams=5						,					early_stopping=A						,					)
             _UpperCAmelCase     :  Optional[Any]							      =    tokenizer.decode(output_ids[0]						,					skip_special_tokens=A       )

             _UpperCAmelCase     :  List[str]							      =    (
                 "COVID-19 is a global pandemic caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the"
                 " causative agent of coronavirus disease 2019 (COVID-19), which has spread to more than 200 countries and"
                 " territories, including the United States (US), Canada, Australia, New Zealand, the United Kingdom (UK),"
                 " and the United States of America (USA), as of March 11, 2020, with more than 800,000 confirmed cases and"
                 " more than 800,000 deaths."
             )
             self.assertEqual(A						,					A       )

