text stringlengths 1 1.02k | class_index int64 0 10.8k | source stringlengths 85 188 |
|---|---|---|
def build(self, input_shape=None):
if self.built:
return
self.built = True
if getattr(self, "efficientformer", None) is not None:
with tf.name_scope(self.efficientformer.name):
self.efficientformer.build(None) | 10,482 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/efficientformer/modeling_tf_efficientformer.py |
class TFEfficientFormerForImageClassification(TFEfficientFormerPreTrainedModel, TFSequenceClassificationLoss):
def __init__(self, config: EfficientFormerConfig):
super().__init__(config)
self.num_labels = config.num_labels
self.efficientformer = TFEfficientFormerMainLayer(config, name="efficientformer")
# Classifier head
self.classifier = (
keras.layers.Dense(config.num_labels, name="classifier")
if config.num_labels > 0
else keras.layers.Activation("linear", name="classifier")
)
self.config = config | 10,483 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/efficientformer/modeling_tf_efficientformer.py |
@unpack_inputs
@add_start_docstrings_to_model_forward(EFFICIENTFORMER_INPUTS_DOCSTRING)
@add_code_sample_docstrings(
checkpoint=_IMAGE_CLASS_CHECKPOINT,
output_type=TFImageClassifierOutput,
config_class=_CONFIG_FOR_DOC,
expected_output=_IMAGE_CLASS_EXPECTED_OUTPUT,
)
def call(
self,
pixel_values: Optional[tf.Tensor] = None,
labels: Optional[tf.Tensor] = None,
output_attentions: Optional[bool] = None,
output_hidden_states: Optional[bool] = None,
return_dict: Optional[bool] = None,
training: bool = False,
) -> Union[tf.Tensor, TFImageClassifierOutput]:
r"""
labels (`tf.Tensor` of shape `(batch_size,)`, *optional*):
Labels for computing the image classification/regression loss. Indices should be in `[0, ...,
config.num_labels - 1]`. If `config.num_labels == 1` a regression loss is computed (Mean-Square loss), If | 10,483 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/efficientformer/modeling_tf_efficientformer.py |
`config.num_labels > 1` a classification loss is computed (Cross-Entropy).
"""
return_dict = return_dict if return_dict is not None else self.config.use_return_dict | 10,483 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/efficientformer/modeling_tf_efficientformer.py |
outputs = self.efficientformer(
pixel_values=pixel_values,
output_attentions=output_attentions,
output_hidden_states=output_hidden_states,
return_dict=return_dict,
training=training,
)
sequence_output = outputs[0]
logits = self.classifier(tf.reduce_mean(sequence_output, axis=-2))
loss = None if labels is None else self.hf_compute_loss(labels, logits)
if not return_dict:
output = (logits,) + outputs[1:]
return ((loss,) + output) if loss is not None else output
return TFImageClassifierOutput(
loss=loss, logits=logits, hidden_states=outputs.hidden_states, attentions=outputs.attentions
) | 10,483 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/efficientformer/modeling_tf_efficientformer.py |
def build(self, input_shape=None):
if self.built:
return
self.built = True
if getattr(self, "efficientformer", None) is not None:
with tf.name_scope(self.efficientformer.name):
self.efficientformer.build(None)
if getattr(self, "classifier", None) is not None:
if hasattr(self.classifier, "name"):
with tf.name_scope(self.classifier.name):
self.classifier.build([None, None, self.config.hidden_sizes[-1]]) | 10,483 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/efficientformer/modeling_tf_efficientformer.py |
class TFEfficientFormerForImageClassificationWithTeacherOutput(ModelOutput):
"""
Args:
Output type of [`EfficientFormerForImageClassificationWithTeacher`].
logits (`tf.Tensor` of shape `(batch_size, config.num_labels)`):
Prediction scores as the average of the cls_logits and distillation logits.
cls_logits (`tf.Tensor` of shape `(batch_size, config.num_labels)`):
Prediction scores of the classification head (i.e. the linear layer on top of the final hidden state of the
class token).
distillation_logits (`tf.Tensor` of shape `(batch_size, config.num_labels)`):
Prediction scores of the distillation head (i.e. the linear layer on top of the final hidden state of the
distillation token).
hidden_states (`tuple(tf.Tensor)`, *optional*, returned when `output_hidden_states=True` is passed or when
`config.output_hidden_states=True`): | 10,484 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/efficientformer/modeling_tf_efficientformer.py |
Tuple of `tf.Tensor` (one for the output of the embeddings + one for the output of each layer) of shape
`(batch_size, sequence_length, hidden_size)`. Hidden-states of the model at the output of each layer plus
the initial embedding outputs.
attentions (`tuple(tf.Tensor)`, *optional*, returned when `output_attentions=True` is passed or when
`config.output_attentions=True`):
Tuple of `tf.Tensor` (one for each layer) of shape `(batch_size, num_heads, sequence_length,
sequence_length)`. Attentions weights after the attention softmax, used to compute the weighted average in
the self-attention heads.
""" | 10,484 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/efficientformer/modeling_tf_efficientformer.py |
logits: tf.Tensor = None
cls_logits: tf.Tensor = None
distillation_logits: tf.Tensor = None
hidden_states: Optional[Tuple[tf.Tensor]] = None
attentions: Optional[Tuple[tf.Tensor]] = None | 10,484 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/efficientformer/modeling_tf_efficientformer.py |
class TFEfficientFormerForImageClassificationWithTeacher(TFEfficientFormerPreTrainedModel):
def __init__(self, config: EfficientFormerConfig) -> None:
super().__init__(config)
self.num_labels = config.num_labels
self.efficientformer = TFEfficientFormerMainLayer(config, name="efficientformer")
# Classifier heads
self.classifier = (
keras.layers.Dense(config.num_labels, name="classifier")
if config.num_labels > 0
else keras.layers.Activation("linear", name="classifier")
)
self.distillation_classifier = (
keras.layers.Dense(config.num_labels, name="distillation_classifier")
if config.num_labels > 0
else keras.layers.Activation("linear", name="distillation_classifier")
) | 10,485 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/efficientformer/modeling_tf_efficientformer.py |
@unpack_inputs
@add_start_docstrings_to_model_forward(EFFICIENTFORMER_INPUTS_DOCSTRING)
@add_code_sample_docstrings(
checkpoint=_IMAGE_CLASS_CHECKPOINT,
output_type=TFEfficientFormerForImageClassificationWithTeacherOutput,
config_class=_CONFIG_FOR_DOC,
expected_output=_IMAGE_CLASS_EXPECTED_OUTPUT,
)
def call(
self,
pixel_values: Optional[tf.Tensor] = None,
output_attentions: Optional[bool] = None,
output_hidden_states: Optional[bool] = None,
return_dict: Optional[bool] = None,
training: bool = False,
) -> Union[tuple, TFEfficientFormerForImageClassificationWithTeacherOutput]:
return_dict = return_dict if return_dict is not None else self.config.use_return_dict
if training:
raise Exception(
"This model supports inference-only. Fine-tuning with distillation (i.e. with a teacher) is not yet supported."
) | 10,485 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/efficientformer/modeling_tf_efficientformer.py |
outputs = self.efficientformer(
pixel_values=pixel_values,
output_attentions=output_attentions,
output_hidden_states=output_hidden_states,
return_dict=return_dict,
training=training,
)
sequence_output = outputs[0]
cls_logits = self.classifier(tf.reduce_mean(sequence_output, axis=-2))
distillation_logits = self.distillation_classifier(tf.reduce_mean(sequence_output, axis=-2))
logits = (cls_logits + distillation_logits) / 2
if not return_dict:
output = (logits, cls_logits, distillation_logits) + outputs[1:]
return output
return TFEfficientFormerForImageClassificationWithTeacherOutput(
logits=logits,
cls_logits=cls_logits,
distillation_logits=distillation_logits,
hidden_states=outputs.hidden_states,
attentions=outputs.attentions,
) | 10,485 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/efficientformer/modeling_tf_efficientformer.py |
def build(self, input_shape=None):
if self.built:
return
self.built = True
if getattr(self, "efficientformer", None) is not None:
with tf.name_scope(self.efficientformer.name):
self.efficientformer.build(None)
if getattr(self, "classifier", None) is not None:
if hasattr(self.classifier, "name"):
with tf.name_scope(self.classifier.name):
self.classifier.build([None, None, self.config.hidden_sizes[-1]])
if getattr(self, "distillation_classifier", None) is not None:
if hasattr(self.distillation_classifier, "name"):
with tf.name_scope(self.distillation_classifier.name):
self.distillation_classifier.build([None, None, self.config.hidden_sizes[-1]]) | 10,485 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/efficientformer/modeling_tf_efficientformer.py |
class ScaNNSearcher:
"""Note that ScaNNSearcher cannot currently be used within the model. In future versions, it might however be included."""
def __init__(
self,
db,
num_neighbors,
dimensions_per_block=2,
num_leaves=1000,
num_leaves_to_search=100,
training_sample_size=100000,
):
"""Build scann searcher."""
from scann.scann_ops.py.scann_ops_pybind import builder as Builder
builder = Builder(db=db, num_neighbors=num_neighbors, distance_measure="dot_product")
builder = builder.tree(
num_leaves=num_leaves, num_leaves_to_search=num_leaves_to_search, training_sample_size=training_sample_size
)
builder = builder.score_ah(dimensions_per_block=dimensions_per_block)
self.searcher = builder.build() | 10,486 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/retrieval_realm.py |
def search_batched(self, question_projection):
retrieved_block_ids, _ = self.searcher.search_batched(question_projection.detach().cpu())
return retrieved_block_ids.astype("int64") | 10,486 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/retrieval_realm.py |
class RealmRetriever:
"""The retriever of REALM outputting the retrieved evidence block and whether the block has answers as well as answer
positions."
Parameters:
block_records (`np.ndarray`):
A numpy array which cantains evidence texts.
tokenizer ([`RealmTokenizer`]):
The tokenizer to encode retrieved texts.
"""
def __init__(self, block_records, tokenizer):
super().__init__()
self.block_records = block_records
self.tokenizer = tokenizer
def __call__(self, retrieved_block_ids, question_input_ids, answer_ids, max_length=None, return_tensors="pt"):
retrieved_blocks = np.take(self.block_records, indices=retrieved_block_ids, axis=0)
question = self.tokenizer.decode(question_input_ids[0], skip_special_tokens=True) | 10,487 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/retrieval_realm.py |
text = []
text_pair = []
for retrieved_block in retrieved_blocks:
text.append(question)
text_pair.append(retrieved_block.decode())
concat_inputs = self.tokenizer(
text, text_pair, padding=True, truncation=True, return_special_tokens_mask=True, max_length=max_length
)
concat_inputs_tensors = concat_inputs.convert_to_tensors(return_tensors)
if answer_ids is not None:
return self.block_has_answer(concat_inputs, answer_ids) + (concat_inputs_tensors,)
else:
return (None, None, None, concat_inputs_tensors) | 10,487 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/retrieval_realm.py |
@classmethod
def from_pretrained(cls, pretrained_model_name_or_path: Optional[Union[str, os.PathLike]], *init_inputs, **kwargs):
if os.path.isdir(pretrained_model_name_or_path):
block_records_path = os.path.join(pretrained_model_name_or_path, _REALM_BLOCK_RECORDS_FILENAME)
else:
block_records_path = hf_hub_download(
repo_id=pretrained_model_name_or_path, filename=_REALM_BLOCK_RECORDS_FILENAME, **kwargs
)
block_records = np.load(block_records_path, allow_pickle=True)
tokenizer = AutoTokenizer.from_pretrained(pretrained_model_name_or_path, *init_inputs, **kwargs)
return cls(block_records, tokenizer)
def save_pretrained(self, save_directory):
# save block records
np.save(os.path.join(save_directory, _REALM_BLOCK_RECORDS_FILENAME), self.block_records)
# save tokenizer
self.tokenizer.save_pretrained(save_directory) | 10,487 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/retrieval_realm.py |
def block_has_answer(self, concat_inputs, answer_ids):
"""check if retrieved_blocks has answers."""
has_answers = []
start_pos = []
end_pos = []
max_answers = 0
for input_id in concat_inputs.input_ids:
input_id_list = input_id.tolist()
# Check answers between two [SEP] tokens
first_sep_idx = input_id_list.index(self.tokenizer.sep_token_id)
second_sep_idx = first_sep_idx + 1 + input_id_list[first_sep_idx + 1 :].index(self.tokenizer.sep_token_id)
start_pos.append([])
end_pos.append([])
for answer in answer_ids:
for idx in range(first_sep_idx + 1, second_sep_idx):
if answer[0] == input_id_list[idx]:
if input_id_list[idx : idx + len(answer)] == answer:
start_pos[-1].append(idx)
end_pos[-1].append(idx + len(answer) - 1) | 10,487 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/retrieval_realm.py |
if len(start_pos[-1]) == 0:
has_answers.append(False)
else:
has_answers.append(True)
if len(start_pos[-1]) > max_answers:
max_answers = len(start_pos[-1])
# Pad -1 to max_answers
for start_pos_, end_pos_ in zip(start_pos, end_pos):
if len(start_pos_) < max_answers:
padded = [-1] * (max_answers - len(start_pos_))
start_pos_ += padded
end_pos_ += padded
return has_answers, start_pos, end_pos | 10,487 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/retrieval_realm.py |
class RealmTokenizer(PreTrainedTokenizer):
r"""
Construct a REALM tokenizer.
[`RealmTokenizer`] is identical to [`BertTokenizer`] and runs end-to-end tokenization: punctuation splitting and
wordpiece.
This tokenizer inherits from [`PreTrainedTokenizer`] which contains most of the main methods. Users should refer to
this superclass for more information regarding those methods. | 10,488 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
Args:
vocab_file (`str`):
File containing the vocabulary.
do_lower_case (`bool`, *optional*, defaults to `True`):
Whether or not to lowercase the input when tokenizing.
do_basic_tokenize (`bool`, *optional*, defaults to `True`):
Whether or not to do basic tokenization before WordPiece.
never_split (`Iterable`, *optional*):
Collection of tokens which will never be split during tokenization. Only has an effect when
`do_basic_tokenize=True`
unk_token (`str`, *optional*, defaults to `"[UNK]"`):
The unknown token. A token that is not in the vocabulary cannot be converted to an ID and is set to be this
token instead.
sep_token (`str`, *optional*, defaults to `"[SEP]"`):
The separator token, which is used when building a sequence from multiple sequences, e.g. two sequences for | 10,488 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
sequence classification or for a text and a question for question answering. It is also used as the last
token of a sequence built with special tokens.
pad_token (`str`, *optional*, defaults to `"[PAD]"`):
The token used for padding, for example when batching sequences of different lengths.
cls_token (`str`, *optional*, defaults to `"[CLS]"`):
The classifier token which is used when doing sequence classification (classification of the whole sequence
instead of per-token classification). It is the first token of the sequence when built with special tokens.
mask_token (`str`, *optional*, defaults to `"[MASK]"`):
The token used for masking values. This is the token used when training this model with masked language
modeling. This is the token which the model will try to predict.
tokenize_chinese_chars (`bool`, *optional*, defaults to `True`): | 10,488 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
Whether or not to tokenize Chinese characters. | 10,488 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
This should likely be deactivated for Japanese (see this
[issue](https://github.com/huggingface/transformers/issues/328)).
strip_accents (`bool`, *optional*):
Whether or not to strip all accents. If this option is not specified, then it will be determined by the
value for `lowercase` (as in the original BERT).
"""
vocab_files_names = VOCAB_FILES_NAMES | 10,488 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
def __init__(
self,
vocab_file,
do_lower_case=True,
do_basic_tokenize=True,
never_split=None,
unk_token="[UNK]",
sep_token="[SEP]",
pad_token="[PAD]",
cls_token="[CLS]",
mask_token="[MASK]",
tokenize_chinese_chars=True,
strip_accents=None,
**kwargs,
):
if not os.path.isfile(vocab_file):
raise ValueError(
f"Can't find a vocabulary file at path '{vocab_file}'. To load the vocabulary from a Google pretrained"
" model use `tokenizer = RealmTokenizer.from_pretrained(PRETRAINED_MODEL_NAME)`"
)
self.vocab = load_vocab(vocab_file)
self.ids_to_tokens = collections.OrderedDict([(ids, tok) for tok, ids in self.vocab.items()])
self.do_basic_tokenize = do_basic_tokenize
if do_basic_tokenize:
self.basic_tokenizer = BasicTokenizer(
do_lower_case=do_lower_case, | 10,488 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
never_split=never_split,
tokenize_chinese_chars=tokenize_chinese_chars,
strip_accents=strip_accents,
)
self.wordpiece_tokenizer = WordpieceTokenizer(vocab=self.vocab, unk_token=str(unk_token))
super().__init__(
do_lower_case=do_lower_case,
do_basic_tokenize=do_basic_tokenize,
never_split=never_split,
unk_token=unk_token,
sep_token=sep_token,
pad_token=pad_token,
cls_token=cls_token,
mask_token=mask_token,
tokenize_chinese_chars=tokenize_chinese_chars,
strip_accents=strip_accents,
**kwargs,
) | 10,488 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
@property
def do_lower_case(self):
return self.basic_tokenizer.do_lower_case
@property
def vocab_size(self):
return len(self.vocab)
def get_vocab(self):
return dict(self.vocab, **self.added_tokens_encoder)
def _tokenize(self, text):
split_tokens = []
if self.do_basic_tokenize:
for token in self.basic_tokenizer.tokenize(text, never_split=self.all_special_tokens):
# If the token is part of the never_split set
if token in self.basic_tokenizer.never_split:
split_tokens.append(token)
else:
split_tokens += self.wordpiece_tokenizer.tokenize(token)
else:
split_tokens = self.wordpiece_tokenizer.tokenize(text)
return split_tokens
def _convert_token_to_id(self, token):
"""Converts a token (str) in an id using the vocab."""
return self.vocab.get(token, self.vocab.get(self.unk_token)) | 10,488 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
def _convert_id_to_token(self, index):
"""Converts an index (integer) in a token (str) using the vocab."""
return self.ids_to_tokens.get(index, self.unk_token)
def convert_tokens_to_string(self, tokens):
"""Converts a sequence of tokens (string) in a single string."""
out_string = " ".join(tokens).replace(" ##", "").strip()
return out_string
def batch_encode_candidates(self, text, **kwargs):
r"""
Encode a batch of text or text pair. This method is similar to regular __call__ method but has the following
differences:
1. Handle additional num_candidate axis. (batch_size, num_candidates, text)
2. Always pad the sequences to *max_length*.
3. Must specify *max_length* in order to stack packs of candidates into a batch.
- single sequence: `[CLS] X [SEP]`
- pair of sequences: `[CLS] A [SEP] B [SEP]` | 10,488 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
Args:
text (`List[List[str]]`):
The batch of sequences to be encoded. Each sequence must be in this format: (batch_size,
num_candidates, text).
text_pair (`List[List[str]]`, *optional*):
The batch of sequences to be encoded. Each sequence must be in this format: (batch_size,
num_candidates, text).
**kwargs:
Keyword arguments of the __call__ method.
Returns:
[`BatchEncoding`]: Encoded text or text pair.
Example:
```python
>>> from transformers import RealmTokenizer
>>> # batch_size = 2, num_candidates = 2
>>> text = [["Hello world!", "Nice to meet you!"], ["The cute cat.", "The adorable dog."]]
>>> tokenizer = RealmTokenizer.from_pretrained("google/realm-cc-news-pretrained-encoder")
>>> tokenized_text = tokenizer.batch_encode_candidates(text, max_length=10, return_tensors="pt")
```""" | 10,488 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
# Always using a fixed sequence length to encode in order to stack candidates into a batch.
kwargs["padding"] = PaddingStrategy.MAX_LENGTH
batch_text = text
batch_text_pair = kwargs.pop("text_pair", None)
return_tensors = kwargs.pop("return_tensors", None)
output_data = {
"input_ids": [],
"attention_mask": [],
"token_type_ids": [],
}
for idx, candidate_text in enumerate(batch_text):
if batch_text_pair is not None:
candidate_text_pair = batch_text_pair[idx]
else:
candidate_text_pair = None
encoded_candidates = super().__call__(candidate_text, candidate_text_pair, return_tensors=None, **kwargs)
encoded_input_ids = encoded_candidates.get("input_ids")
encoded_attention_mask = encoded_candidates.get("attention_mask")
encoded_token_type_ids = encoded_candidates.get("token_type_ids") | 10,488 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
if encoded_input_ids is not None:
output_data["input_ids"].append(encoded_input_ids)
if encoded_attention_mask is not None:
output_data["attention_mask"].append(encoded_attention_mask)
if encoded_token_type_ids is not None:
output_data["token_type_ids"].append(encoded_token_type_ids)
output_data = {key: item for key, item in output_data.items() if len(item) != 0}
return BatchEncoding(output_data, tensor_type=return_tensors)
def build_inputs_with_special_tokens(
self, token_ids_0: List[int], token_ids_1: Optional[List[int]] = None
) -> List[int]:
"""
Build model inputs from a sequence or a pair of sequence for sequence classification tasks by concatenating and
adding special tokens. A REALM sequence has the following format:
- single sequence: `[CLS] X [SEP]`
- pair of sequences: `[CLS] A [SEP] B [SEP]` | 10,488 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
Args:
token_ids_0 (`List[int]`):
List of IDs to which the special tokens will be added.
token_ids_1 (`List[int]`, *optional*):
Optional second list of IDs for sequence pairs.
Returns:
`List[int]`: List of [input IDs](../glossary#input-ids) with the appropriate special tokens.
"""
if token_ids_1 is None:
return [self.cls_token_id] + token_ids_0 + [self.sep_token_id]
cls = [self.cls_token_id]
sep = [self.sep_token_id]
return cls + token_ids_0 + sep + token_ids_1 + sep
def get_special_tokens_mask(
self, token_ids_0: List[int], token_ids_1: Optional[List[int]] = None, already_has_special_tokens: bool = False
) -> List[int]:
"""
Retrieve sequence ids from a token list that has no special tokens added. This method is called when adding
special tokens using the tokenizer `prepare_for_model` method. | 10,488 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
Args:
token_ids_0 (`List[int]`):
List of IDs.
token_ids_1 (`List[int]`, *optional*):
Optional second list of IDs for sequence pairs.
already_has_special_tokens (`bool`, *optional*, defaults to `False`):
Whether or not the token list is already formatted with special tokens for the model.
Returns:
`List[int]`: A list of integers in the range [0, 1]: 1 for a special token, 0 for a sequence token.
"""
if already_has_special_tokens:
return super().get_special_tokens_mask(
token_ids_0=token_ids_0, token_ids_1=token_ids_1, already_has_special_tokens=True
)
if token_ids_1 is not None:
return [1] + ([0] * len(token_ids_0)) + [1] + ([0] * len(token_ids_1)) + [1]
return [1] + ([0] * len(token_ids_0)) + [1] | 10,488 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
def create_token_type_ids_from_sequences(
self, token_ids_0: List[int], token_ids_1: Optional[List[int]] = None
) -> List[int]:
"""
Create a mask from the two sequences passed to be used in a sequence-pair classification task. A REALM sequence
pair mask has the following format:
```
0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1
| first sequence | second sequence |
```
If `token_ids_1` is `None`, this method only returns the first portion of the mask (0s).
Args:
token_ids_0 (`List[int]`):
List of IDs.
token_ids_1 (`List[int]`, *optional*):
Optional second list of IDs for sequence pairs. | 10,488 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
Returns:
`List[int]`: List of [token type IDs](../glossary#token-type-ids) according to the given sequence(s).
"""
sep = [self.sep_token_id]
cls = [self.cls_token_id]
if token_ids_1 is None:
return len(cls + token_ids_0 + sep) * [0]
return len(cls + token_ids_0 + sep) * [0] + len(token_ids_1 + sep) * [1] | 10,488 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
def save_vocabulary(self, save_directory: str, filename_prefix: Optional[str] = None) -> Tuple[str]:
index = 0
if os.path.isdir(save_directory):
vocab_file = os.path.join(
save_directory, (filename_prefix + "-" if filename_prefix else "") + VOCAB_FILES_NAMES["vocab_file"]
)
else:
vocab_file = (filename_prefix + "-" if filename_prefix else "") + save_directory
with open(vocab_file, "w", encoding="utf-8") as writer:
for token, token_index in sorted(self.vocab.items(), key=lambda kv: kv[1]):
if index != token_index:
logger.warning(
f"Saving vocabulary to {vocab_file}: vocabulary indices are not consecutive."
" Please check that the vocabulary is not corrupted!"
)
index = token_index
writer.write(token + "\n")
index += 1
return (vocab_file,) | 10,488 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
class BasicTokenizer:
"""
Constructs a BasicTokenizer that will run basic tokenization (punctuation splitting, lower casing, etc.).
Args:
do_lower_case (`bool`, *optional*, defaults to `True`):
Whether or not to lowercase the input when tokenizing.
never_split (`Iterable`, *optional*):
Collection of tokens which will never be split during tokenization. Only has an effect when
`do_basic_tokenize=True`
tokenize_chinese_chars (`bool`, *optional*, defaults to `True`):
Whether or not to tokenize Chinese characters.
This should likely be deactivated for Japanese (see this
[issue](https://github.com/huggingface/transformers/issues/328)).
strip_accents (`bool`, *optional*):
Whether or not to strip all accents. If this option is not specified, then it will be determined by the
value for `lowercase` (as in the original BERT).
""" | 10,489 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
def __init__(self, do_lower_case=True, never_split=None, tokenize_chinese_chars=True, strip_accents=None):
if never_split is None:
never_split = []
self.do_lower_case = do_lower_case
self.never_split = set(never_split)
self.tokenize_chinese_chars = tokenize_chinese_chars
self.strip_accents = strip_accents
def tokenize(self, text, never_split=None):
"""
Basic Tokenization of a piece of text. Split on "white spaces" only, for sub-word tokenization, see
WordPieceTokenizer. | 10,489 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
Args:
never_split (`List[str]`, *optional*)
Kept for backward compatibility purposes. Now implemented directly at the base class level (see
[`PreTrainedTokenizer.tokenize`]) List of token not to split.
"""
# union() returns a new set by concatenating the two sets.
never_split = self.never_split.union(set(never_split)) if never_split else self.never_split
text = self._clean_text(text) | 10,489 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
# This was added on November 1st, 2018 for the multilingual and Chinese
# models. This is also applied to the English models now, but it doesn't
# matter since the English models were not trained on any Chinese data
# and generally don't have any Chinese data in them (there are Chinese
# characters in the vocabulary because Wikipedia does have some Chinese
# words in the English Wikipedia.).
if self.tokenize_chinese_chars:
text = self._tokenize_chinese_chars(text)
orig_tokens = whitespace_tokenize(text)
split_tokens = []
for token in orig_tokens:
if token not in never_split:
if self.do_lower_case:
token = token.lower()
if self.strip_accents is not False:
token = self._run_strip_accents(token)
elif self.strip_accents:
token = self._run_strip_accents(token) | 10,489 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
split_tokens.extend(self._run_split_on_punc(token, never_split)) | 10,489 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
output_tokens = whitespace_tokenize(" ".join(split_tokens))
return output_tokens
def _run_strip_accents(self, text):
"""Strips accents from a piece of text."""
text = unicodedata.normalize("NFD", text)
output = []
for char in text:
cat = unicodedata.category(char)
if cat == "Mn":
continue
output.append(char)
return "".join(output) | 10,489 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
def _run_split_on_punc(self, text, never_split=None):
"""Splits punctuation on a piece of text."""
if never_split is not None and text in never_split:
return [text]
chars = list(text)
i = 0
start_new_word = True
output = []
while i < len(chars):
char = chars[i]
if _is_punctuation(char):
output.append([char])
start_new_word = True
else:
if start_new_word:
output.append([])
start_new_word = False
output[-1].append(char)
i += 1
return ["".join(x) for x in output] | 10,489 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
def _tokenize_chinese_chars(self, text):
"""Adds whitespace around any CJK character."""
output = []
for char in text:
cp = ord(char)
if self._is_chinese_char(cp):
output.append(" ")
output.append(char)
output.append(" ")
else:
output.append(char)
return "".join(output) | 10,489 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
def _is_chinese_char(self, cp):
"""Checks whether CP is the codepoint of a CJK character."""
# This defines a "chinese character" as anything in the CJK Unicode block:
# https://en.wikipedia.org/wiki/CJK_Unified_Ideographs_(Unicode_block)
#
# Note that the CJK Unicode block is NOT all Japanese and Korean characters,
# despite its name. The modern Korean Hangul alphabet is a different block,
# as is Japanese Hiragana and Katakana. Those alphabets are used to write
# space-separated words, so they are not treated specially and handled
# like the all of the other languages.
if (
(cp >= 0x4E00 and cp <= 0x9FFF)
or (cp >= 0x3400 and cp <= 0x4DBF) #
or (cp >= 0x20000 and cp <= 0x2A6DF) #
or (cp >= 0x2A700 and cp <= 0x2B73F) #
or (cp >= 0x2B740 and cp <= 0x2B81F) #
or (cp >= 0x2B820 and cp <= 0x2CEAF) #
or (cp >= 0xF900 and cp <= 0xFAFF) | 10,489 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
or (cp >= 0x2F800 and cp <= 0x2FA1F) #
): #
return True | 10,489 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
return False
def _clean_text(self, text):
"""Performs invalid character removal and whitespace cleanup on text."""
output = []
for char in text:
cp = ord(char)
if cp == 0 or cp == 0xFFFD or _is_control(char):
continue
if _is_whitespace(char):
output.append(" ")
else:
output.append(char)
return "".join(output) | 10,489 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
class WordpieceTokenizer:
"""Runs WordPiece tokenization."""
def __init__(self, vocab, unk_token, max_input_chars_per_word=100):
self.vocab = vocab
self.unk_token = unk_token
self.max_input_chars_per_word = max_input_chars_per_word
def tokenize(self, text):
"""
Tokenizes a piece of text into its word pieces. This uses a greedy longest-match-first algorithm to perform
tokenization using the given vocabulary.
For example, `input = "unaffable"` wil return as output `["un", "##aff", "##able"]`.
Args:
text: A single token or whitespace separated tokens. This should have
already been passed through *BasicTokenizer*.
Returns:
A list of wordpiece tokens.
""" | 10,490 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
output_tokens = []
for token in whitespace_tokenize(text):
chars = list(token)
if len(chars) > self.max_input_chars_per_word:
output_tokens.append(self.unk_token)
continue
is_bad = False
start = 0
sub_tokens = []
while start < len(chars):
end = len(chars)
cur_substr = None
while start < end:
substr = "".join(chars[start:end])
if start > 0:
substr = "##" + substr
if substr in self.vocab:
cur_substr = substr
break
end -= 1
if cur_substr is None:
is_bad = True
break
sub_tokens.append(cur_substr)
start = end | 10,490 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
if is_bad:
output_tokens.append(self.unk_token)
else:
output_tokens.extend(sub_tokens)
return output_tokens | 10,490 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm.py |
class RealmConfig(PretrainedConfig):
r"""
This is the configuration class to store the configuration of
1. [`RealmEmbedder`]
2. [`RealmScorer`]
3. [`RealmKnowledgeAugEncoder`]
4. [`RealmRetriever`]
5. [`RealmReader`]
6. [`RealmForOpenQA`]
It is used to instantiate an REALM model according to the specified arguments, defining the model architecture.
Instantiating a configuration with the defaults will yield a similar configuration to that of the REALM
[google/realm-cc-news-pretrained-embedder](https://huggingface.co/google/realm-cc-news-pretrained-embedder)
architecture.
Configuration objects inherit from [`PretrainedConfig`] and can be used to control the model outputs. Read the
documentation from [`PretrainedConfig`] for more information. | 10,491 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/configuration_realm.py |
Args:
vocab_size (`int`, *optional*, defaults to 30522):
Vocabulary size of the REALM model. Defines the number of different tokens that can be represented by the
`inputs_ids` passed when calling [`RealmEmbedder`], [`RealmScorer`], [`RealmKnowledgeAugEncoder`], or
[`RealmReader`].
hidden_size (`int`, *optional*, defaults to 768):
Dimension of the encoder layers and the pooler layer.
retriever_proj_size (`int`, *optional*, defaults to 128):
Dimension of the retriever(embedder) projection.
num_hidden_layers (`int`, *optional*, defaults to 12):
Number of hidden layers in the Transformer encoder.
num_attention_heads (`int`, *optional*, defaults to 12):
Number of attention heads for each attention layer in the Transformer encoder.
num_candidates (`int`, *optional*, defaults to 8):
Number of candidates inputted to the RealmScorer or RealmKnowledgeAugEncoder. | 10,491 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/configuration_realm.py |
intermediate_size (`int`, *optional*, defaults to 3072):
Dimension of the "intermediate" (i.e., feed-forward) layer in the Transformer encoder.
hidden_act (`str` or `function`, *optional*, defaults to `"gelu_new"`):
The non-linear activation function (function or string) in the encoder and pooler. If string, `"gelu"`,
`"relu"`, `"selu"` and `"gelu_new"` are supported.
hidden_dropout_prob (`float`, *optional*, defaults to 0.1):
The dropout probability for all fully connected layers in the embeddings, encoder, and pooler.
attention_probs_dropout_prob (`float`, *optional*, defaults to 0.1):
The dropout ratio for the attention probabilities.
max_position_embeddings (`int`, *optional*, defaults to 512):
The maximum sequence length that this model might ever be used with. Typically set this to something large
just in case (e.g., 512 or 1024 or 2048). | 10,491 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/configuration_realm.py |
type_vocab_size (`int`, *optional*, defaults to 2):
The vocabulary size of the `token_type_ids` passed when calling [`RealmEmbedder`], [`RealmScorer`],
[`RealmKnowledgeAugEncoder`], or [`RealmReader`].
initializer_range (`float`, *optional*, defaults to 0.02):
The standard deviation of the truncated_normal_initializer for initializing all weight matrices.
layer_norm_eps (`float`, *optional*, defaults to 1e-12):
The epsilon used by the layer normalization layers.
span_hidden_size (`int`, *optional*, defaults to 256):
Dimension of the reader's spans.
max_span_width (`int`, *optional*, defaults to 10):
Max span width of the reader.
reader_layer_norm_eps (`float`, *optional*, defaults to 1e-3):
The epsilon used by the reader's layer normalization layers.
reader_beam_size (`int`, *optional*, defaults to 5):
Beam size of the reader. | 10,491 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/configuration_realm.py |
reader_seq_len (`int`, *optional*, defaults to 288+32):
Maximum sequence length of the reader.
num_block_records (`int`, *optional*, defaults to 13353718):
Number of block records.
searcher_beam_size (`int`, *optional*, defaults to 5000):
Beam size of the searcher. Note that when eval mode is enabled, *searcher_beam_size* will be the same as
*reader_beam_size*. | 10,491 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/configuration_realm.py |
Example:
```python
>>> from transformers import RealmConfig, RealmEmbedder
>>> # Initializing a REALM realm-cc-news-pretrained-* style configuration
>>> configuration = RealmConfig()
>>> # Initializing a model (with random weights) from the google/realm-cc-news-pretrained-embedder style configuration
>>> model = RealmEmbedder(configuration)
>>> # Accessing the model configuration
>>> configuration = model.config
```"""
model_type = "realm" | 10,491 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/configuration_realm.py |
def __init__(
self,
vocab_size=30522,
hidden_size=768,
retriever_proj_size=128,
num_hidden_layers=12,
num_attention_heads=12,
num_candidates=8,
intermediate_size=3072,
hidden_act="gelu_new",
hidden_dropout_prob=0.1,
attention_probs_dropout_prob=0.1,
max_position_embeddings=512,
type_vocab_size=2,
initializer_range=0.02,
layer_norm_eps=1e-12,
span_hidden_size=256,
max_span_width=10,
reader_layer_norm_eps=1e-3,
reader_beam_size=5,
reader_seq_len=320, # 288 + 32
num_block_records=13353718,
searcher_beam_size=5000,
pad_token_id=1,
bos_token_id=0,
eos_token_id=2,
**kwargs,
):
super().__init__(pad_token_id=pad_token_id, bos_token_id=bos_token_id, eos_token_id=eos_token_id, **kwargs) | 10,491 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/configuration_realm.py |
# Common config
self.vocab_size = vocab_size
self.max_position_embeddings = max_position_embeddings
self.hidden_size = hidden_size
self.retriever_proj_size = retriever_proj_size
self.num_hidden_layers = num_hidden_layers
self.num_attention_heads = num_attention_heads
self.num_candidates = num_candidates
self.intermediate_size = intermediate_size
self.hidden_act = hidden_act
self.hidden_dropout_prob = hidden_dropout_prob
self.attention_probs_dropout_prob = attention_probs_dropout_prob
self.initializer_range = initializer_range
self.type_vocab_size = type_vocab_size
self.layer_norm_eps = layer_norm_eps
# Reader config
self.span_hidden_size = span_hidden_size
self.max_span_width = max_span_width
self.reader_layer_norm_eps = reader_layer_norm_eps
self.reader_beam_size = reader_beam_size
self.reader_seq_len = reader_seq_len | 10,491 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/configuration_realm.py |
# Retrieval config
self.num_block_records = num_block_records
self.searcher_beam_size = searcher_beam_size | 10,491 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/configuration_realm.py |
class RealmTokenizerFast(PreTrainedTokenizerFast):
r"""
Construct a "fast" REALM tokenizer (backed by HuggingFace's *tokenizers* library). Based on WordPiece.
[`RealmTokenizerFast`] is identical to [`BertTokenizerFast`] and runs end-to-end tokenization: punctuation
splitting and wordpiece.
This tokenizer inherits from [`PreTrainedTokenizerFast`] which contains most of the main methods. Users should
refer to this superclass for more information regarding those methods. | 10,492 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm_fast.py |
Args:
vocab_file (`str`):
File containing the vocabulary.
do_lower_case (`bool`, *optional*, defaults to `True`):
Whether or not to lowercase the input when tokenizing.
unk_token (`str`, *optional*, defaults to `"[UNK]"`):
The unknown token. A token that is not in the vocabulary cannot be converted to an ID and is set to be this
token instead.
sep_token (`str`, *optional*, defaults to `"[SEP]"`):
The separator token, which is used when building a sequence from multiple sequences, e.g. two sequences for
sequence classification or for a text and a question for question answering. It is also used as the last
token of a sequence built with special tokens.
pad_token (`str`, *optional*, defaults to `"[PAD]"`):
The token used for padding, for example when batching sequences of different lengths.
cls_token (`str`, *optional*, defaults to `"[CLS]"`): | 10,492 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm_fast.py |
The classifier token which is used when doing sequence classification (classification of the whole sequence
instead of per-token classification). It is the first token of the sequence when built with special tokens.
mask_token (`str`, *optional*, defaults to `"[MASK]"`):
The token used for masking values. This is the token used when training this model with masked language
modeling. This is the token which the model will try to predict.
clean_text (`bool`, *optional*, defaults to `True`):
Whether or not to clean the text before tokenization by removing any control characters and replacing all
whitespaces by the classic one.
tokenize_chinese_chars (`bool`, *optional*, defaults to `True`):
Whether or not to tokenize Chinese characters. This should likely be deactivated for Japanese (see [this
issue](https://github.com/huggingface/transformers/issues/328)). | 10,492 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm_fast.py |
strip_accents (`bool`, *optional*):
Whether or not to strip all accents. If this option is not specified, then it will be determined by the
value for `lowercase` (as in the original BERT).
wordpieces_prefix (`str`, *optional*, defaults to `"##"`):
The prefix for subwords.
""" | 10,492 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm_fast.py |
vocab_files_names = VOCAB_FILES_NAMES
slow_tokenizer_class = RealmTokenizer
def __init__(
self,
vocab_file=None,
tokenizer_file=None,
do_lower_case=True,
unk_token="[UNK]",
sep_token="[SEP]",
pad_token="[PAD]",
cls_token="[CLS]",
mask_token="[MASK]",
tokenize_chinese_chars=True,
strip_accents=None,
**kwargs,
):
super().__init__(
vocab_file,
tokenizer_file=tokenizer_file,
do_lower_case=do_lower_case,
unk_token=unk_token,
sep_token=sep_token,
pad_token=pad_token,
cls_token=cls_token,
mask_token=mask_token,
tokenize_chinese_chars=tokenize_chinese_chars,
strip_accents=strip_accents,
**kwargs,
) | 10,492 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm_fast.py |
normalizer_state = json.loads(self.backend_tokenizer.normalizer.__getstate__())
if (
normalizer_state.get("lowercase", do_lower_case) != do_lower_case
or normalizer_state.get("strip_accents", strip_accents) != strip_accents
or normalizer_state.get("handle_chinese_chars", tokenize_chinese_chars) != tokenize_chinese_chars
):
normalizer_class = getattr(normalizers, normalizer_state.pop("type"))
normalizer_state["lowercase"] = do_lower_case
normalizer_state["strip_accents"] = strip_accents
normalizer_state["handle_chinese_chars"] = tokenize_chinese_chars
self.backend_tokenizer.normalizer = normalizer_class(**normalizer_state)
self.do_lower_case = do_lower_case
def batch_encode_candidates(self, text, **kwargs):
r"""
Encode a batch of text or text pair. This method is similar to regular __call__ method but has the following
differences: | 10,492 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm_fast.py |
1. Handle additional num_candidate axis. (batch_size, num_candidates, text)
2. Always pad the sequences to *max_length*.
3. Must specify *max_length* in order to stack packs of candidates into a batch.
- single sequence: `[CLS] X [SEP]`
- pair of sequences: `[CLS] A [SEP] B [SEP]`
Args:
text (`List[List[str]]`):
The batch of sequences to be encoded. Each sequence must be in this format: (batch_size,
num_candidates, text).
text_pair (`List[List[str]]`, *optional*):
The batch of sequences to be encoded. Each sequence must be in this format: (batch_size,
num_candidates, text).
**kwargs:
Keyword arguments of the __call__ method.
Returns:
[`BatchEncoding`]: Encoded text or text pair.
Example:
```python
>>> from transformers import RealmTokenizerFast | 10,492 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm_fast.py |
>>> # batch_size = 2, num_candidates = 2
>>> text = [["Hello world!", "Nice to meet you!"], ["The cute cat.", "The adorable dog."]]
>>> tokenizer = RealmTokenizerFast.from_pretrained("google/realm-cc-news-pretrained-encoder")
>>> tokenized_text = tokenizer.batch_encode_candidates(text, max_length=10, return_tensors="pt")
```"""
# Always using a fixed sequence length to encode in order to stack candidates into a batch.
kwargs["padding"] = PaddingStrategy.MAX_LENGTH
batch_text = text
batch_text_pair = kwargs.pop("text_pair", None)
return_tensors = kwargs.pop("return_tensors", None)
output_data = {
"input_ids": [],
"attention_mask": [],
"token_type_ids": [],
} | 10,492 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm_fast.py |
for idx, candidate_text in enumerate(batch_text):
if batch_text_pair is not None:
candidate_text_pair = batch_text_pair[idx]
else:
candidate_text_pair = None
encoded_candidates = super().__call__(candidate_text, candidate_text_pair, return_tensors=None, **kwargs)
encoded_input_ids = encoded_candidates.get("input_ids")
encoded_attention_mask = encoded_candidates.get("attention_mask")
encoded_token_type_ids = encoded_candidates.get("token_type_ids")
if encoded_input_ids is not None:
output_data["input_ids"].append(encoded_input_ids)
if encoded_attention_mask is not None:
output_data["attention_mask"].append(encoded_attention_mask)
if encoded_token_type_ids is not None:
output_data["token_type_ids"].append(encoded_token_type_ids) | 10,492 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm_fast.py |
output_data = {key: item for key, item in output_data.items() if len(item) != 0}
return BatchEncoding(output_data, tensor_type=return_tensors)
def build_inputs_with_special_tokens(self, token_ids_0, token_ids_1=None):
"""
Build model inputs from a sequence or a pair of sequence for sequence classification tasks by concatenating and
adding special tokens. A REALM sequence has the following format:
- single sequence: `[CLS] X [SEP]`
- pair of sequences: `[CLS] A [SEP] B [SEP]`
Args:
token_ids_0 (`List[int]`):
List of IDs to which the special tokens will be added.
token_ids_1 (`List[int]`, *optional*):
Optional second list of IDs for sequence pairs.
Returns:
`List[int]`: List of [input IDs](../glossary#input-ids) with the appropriate special tokens.
"""
output = [self.cls_token_id] + token_ids_0 + [self.sep_token_id] | 10,492 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm_fast.py |
if token_ids_1 is not None:
output += token_ids_1 + [self.sep_token_id]
return output
def create_token_type_ids_from_sequences(
self, token_ids_0: List[int], token_ids_1: Optional[List[int]] = None
) -> List[int]:
"""
Create a mask from the two sequences passed to be used in a sequence-pair classification task. A REALM sequence
pair mask has the following format:
```
0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1
| first sequence | second sequence |
```
If `token_ids_1` is `None`, this method only returns the first portion of the mask (0s).
Args:
token_ids_0 (`List[int]`):
List of IDs.
token_ids_1 (`List[int]`, *optional*):
Optional second list of IDs for sequence pairs. | 10,492 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm_fast.py |
Returns:
`List[int]`: List of [token type IDs](../glossary#token-type-ids) according to the given sequence(s).
"""
sep = [self.sep_token_id]
cls = [self.cls_token_id]
if token_ids_1 is None:
return len(cls + token_ids_0 + sep) * [0]
return len(cls + token_ids_0 + sep) * [0] + len(token_ids_1 + sep) * [1]
def save_vocabulary(self, save_directory: str, filename_prefix: Optional[str] = None) -> Tuple[str]:
files = self._tokenizer.model.save(save_directory, name=filename_prefix)
return tuple(files) | 10,492 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/tokenization_realm_fast.py |
class RealmEmbeddings(nn.Module):
"""Construct the embeddings from word, position and token_type embeddings."""
def __init__(self, config):
super().__init__()
self.word_embeddings = nn.Embedding(config.vocab_size, config.hidden_size, padding_idx=config.pad_token_id)
self.position_embeddings = nn.Embedding(config.max_position_embeddings, config.hidden_size)
self.token_type_embeddings = nn.Embedding(config.type_vocab_size, config.hidden_size) | 10,493 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
# self.LayerNorm is not snake-cased to stick with TensorFlow model variable name and be able to load
# any TensorFlow checkpoint file
self.LayerNorm = nn.LayerNorm(config.hidden_size, eps=config.layer_norm_eps)
self.dropout = nn.Dropout(config.hidden_dropout_prob)
# position_ids (1, len position emb) is contiguous in memory and exported when serialized
self.position_embedding_type = getattr(config, "position_embedding_type", "absolute")
self.register_buffer(
"position_ids", torch.arange(config.max_position_embeddings).expand((1, -1)), persistent=False
)
self.register_buffer(
"token_type_ids", torch.zeros(self.position_ids.size(), dtype=torch.long), persistent=False
) | 10,493 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
def forward(
self,
input_ids: Optional[torch.LongTensor] = None,
token_type_ids: Optional[torch.LongTensor] = None,
position_ids: Optional[torch.LongTensor] = None,
inputs_embeds: Optional[torch.FloatTensor] = None,
past_key_values_length: int = 0,
) -> torch.Tensor:
if input_ids is not None:
input_shape = input_ids.size()
else:
input_shape = inputs_embeds.size()[:-1]
seq_length = input_shape[1]
if position_ids is None:
position_ids = self.position_ids[:, past_key_values_length : seq_length + past_key_values_length] | 10,493 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
# Setting the token_type_ids to the registered buffer in constructor where it is all zeros, which usually occurs
# when its auto-generated, registered buffer helps users when tracing the model without passing token_type_ids, solves
# issue #5664
if token_type_ids is None:
if hasattr(self, "token_type_ids"):
buffered_token_type_ids = self.token_type_ids[:, :seq_length]
buffered_token_type_ids_expanded = buffered_token_type_ids.expand(input_shape[0], seq_length)
token_type_ids = buffered_token_type_ids_expanded
else:
token_type_ids = torch.zeros(input_shape, dtype=torch.long, device=self.position_ids.device)
if inputs_embeds is None:
inputs_embeds = self.word_embeddings(input_ids)
token_type_embeddings = self.token_type_embeddings(token_type_ids) | 10,493 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
embeddings = inputs_embeds + token_type_embeddings
if self.position_embedding_type == "absolute":
position_embeddings = self.position_embeddings(position_ids)
embeddings += position_embeddings
embeddings = self.LayerNorm(embeddings)
embeddings = self.dropout(embeddings)
return embeddings | 10,493 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
class RealmSelfAttention(nn.Module):
def __init__(self, config, position_embedding_type=None):
super().__init__()
if config.hidden_size % config.num_attention_heads != 0 and not hasattr(config, "embedding_size"):
raise ValueError(
f"The hidden size ({config.hidden_size}) is not a multiple of the number of attention "
f"heads ({config.num_attention_heads})"
)
self.num_attention_heads = config.num_attention_heads
self.attention_head_size = int(config.hidden_size / config.num_attention_heads)
self.all_head_size = self.num_attention_heads * self.attention_head_size
self.query = nn.Linear(config.hidden_size, self.all_head_size)
self.key = nn.Linear(config.hidden_size, self.all_head_size)
self.value = nn.Linear(config.hidden_size, self.all_head_size) | 10,494 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
self.dropout = nn.Dropout(config.attention_probs_dropout_prob)
self.position_embedding_type = position_embedding_type or getattr(
config, "position_embedding_type", "absolute"
)
if self.position_embedding_type == "relative_key" or self.position_embedding_type == "relative_key_query":
self.max_position_embeddings = config.max_position_embeddings
self.distance_embedding = nn.Embedding(2 * config.max_position_embeddings - 1, self.attention_head_size)
self.is_decoder = config.is_decoder
def transpose_for_scores(self, x: torch.Tensor) -> torch.Tensor:
new_x_shape = x.size()[:-1] + (self.num_attention_heads, self.attention_head_size)
x = x.view(new_x_shape)
return x.permute(0, 2, 1, 3) | 10,494 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
def forward(
self,
hidden_states: torch.Tensor,
attention_mask: Optional[torch.FloatTensor] = None,
head_mask: Optional[torch.FloatTensor] = None,
encoder_hidden_states: Optional[torch.FloatTensor] = None,
encoder_attention_mask: Optional[torch.FloatTensor] = None,
past_key_value: Optional[Tuple[Tuple[torch.FloatTensor]]] = None,
output_attentions: Optional[bool] = False,
) -> Tuple[torch.Tensor]:
mixed_query_layer = self.query(hidden_states)
# If this is instantiated as a cross-attention module, the keys
# and values come from an encoder; the attention mask needs to be
# such that the encoder's padding tokens are not attended to.
is_cross_attention = encoder_hidden_states is not None | 10,494 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
if is_cross_attention and past_key_value is not None:
# reuse k,v, cross_attentions
key_layer = past_key_value[0]
value_layer = past_key_value[1]
attention_mask = encoder_attention_mask
elif is_cross_attention:
key_layer = self.transpose_for_scores(self.key(encoder_hidden_states))
value_layer = self.transpose_for_scores(self.value(encoder_hidden_states))
attention_mask = encoder_attention_mask
elif past_key_value is not None:
key_layer = self.transpose_for_scores(self.key(hidden_states))
value_layer = self.transpose_for_scores(self.value(hidden_states))
key_layer = torch.cat([past_key_value[0], key_layer], dim=2)
value_layer = torch.cat([past_key_value[1], value_layer], dim=2)
else:
key_layer = self.transpose_for_scores(self.key(hidden_states))
value_layer = self.transpose_for_scores(self.value(hidden_states)) | 10,494 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
query_layer = self.transpose_for_scores(mixed_query_layer)
use_cache = past_key_value is not None
if self.is_decoder:
# if cross_attention save Tuple(torch.Tensor, torch.Tensor) of all cross attention key/value_states.
# Further calls to cross_attention layer can then reuse all cross-attention
# key/value_states (first "if" case)
# if uni-directional self-attention (decoder) save Tuple(torch.Tensor, torch.Tensor) of
# all previous decoder key/value_states. Further calls to uni-directional self-attention
# can concat previous decoder key/value_states to current projected key/value_states (third "elif" case)
# if encoder bi-directional self-attention `past_key_value` is always `None`
past_key_value = (key_layer, value_layer) | 10,494 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
# Take the dot product between "query" and "key" to get the raw attention scores.
attention_scores = torch.matmul(query_layer, key_layer.transpose(-1, -2))
if self.position_embedding_type == "relative_key" or self.position_embedding_type == "relative_key_query":
query_length, key_length = query_layer.shape[2], key_layer.shape[2]
if use_cache:
position_ids_l = torch.tensor(key_length - 1, dtype=torch.long, device=hidden_states.device).view(
-1, 1
)
else:
position_ids_l = torch.arange(query_length, dtype=torch.long, device=hidden_states.device).view(-1, 1)
position_ids_r = torch.arange(key_length, dtype=torch.long, device=hidden_states.device).view(1, -1)
distance = position_ids_l - position_ids_r | 10,494 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
positional_embedding = self.distance_embedding(distance + self.max_position_embeddings - 1)
positional_embedding = positional_embedding.to(dtype=query_layer.dtype) # fp16 compatibility
if self.position_embedding_type == "relative_key":
relative_position_scores = torch.einsum("bhld,lrd->bhlr", query_layer, positional_embedding)
attention_scores = attention_scores + relative_position_scores
elif self.position_embedding_type == "relative_key_query":
relative_position_scores_query = torch.einsum("bhld,lrd->bhlr", query_layer, positional_embedding)
relative_position_scores_key = torch.einsum("bhrd,lrd->bhlr", key_layer, positional_embedding)
attention_scores = attention_scores + relative_position_scores_query + relative_position_scores_key | 10,494 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
attention_scores = attention_scores / math.sqrt(self.attention_head_size)
if attention_mask is not None:
# Apply the attention mask is (precomputed for all layers in RealmModel forward() function)
attention_scores = attention_scores + attention_mask
# Normalize the attention scores to probabilities.
attention_probs = nn.functional.softmax(attention_scores, dim=-1)
# This is actually dropping out entire tokens to attend to, which might
# seem a bit unusual, but is taken from the original Transformer paper.
attention_probs = self.dropout(attention_probs)
# Mask heads if we want to
if head_mask is not None:
attention_probs = attention_probs * head_mask
context_layer = torch.matmul(attention_probs, value_layer) | 10,494 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
context_layer = context_layer.permute(0, 2, 1, 3).contiguous()
new_context_layer_shape = context_layer.size()[:-2] + (self.all_head_size,)
context_layer = context_layer.view(new_context_layer_shape)
outputs = (context_layer, attention_probs) if output_attentions else (context_layer,)
if self.is_decoder:
outputs = outputs + (past_key_value,)
return outputs | 10,494 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
class RealmSelfOutput(nn.Module):
def __init__(self, config):
super().__init__()
self.dense = nn.Linear(config.hidden_size, config.hidden_size)
self.LayerNorm = nn.LayerNorm(config.hidden_size, eps=config.layer_norm_eps)
self.dropout = nn.Dropout(config.hidden_dropout_prob)
def forward(self, hidden_states: torch.Tensor, input_tensor: torch.Tensor) -> torch.Tensor:
hidden_states = self.dense(hidden_states)
hidden_states = self.dropout(hidden_states)
hidden_states = self.LayerNorm(hidden_states + input_tensor)
return hidden_states | 10,495 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
class RealmAttention(nn.Module):
def __init__(self, config, position_embedding_type=None):
super().__init__()
self.self = REALM_SELF_ATTENTION_CLASSES[config._attn_implementation](
config, position_embedding_type=position_embedding_type
)
self.output = RealmSelfOutput(config)
self.pruned_heads = set()
def prune_heads(self, heads):
if len(heads) == 0:
return
heads, index = find_pruneable_heads_and_indices(
heads, self.self.num_attention_heads, self.self.attention_head_size, self.pruned_heads
)
# Prune linear layers
self.self.query = prune_linear_layer(self.self.query, index)
self.self.key = prune_linear_layer(self.self.key, index)
self.self.value = prune_linear_layer(self.self.value, index)
self.output.dense = prune_linear_layer(self.output.dense, index, dim=1) | 10,496 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
# Update hyper params and store pruned heads
self.self.num_attention_heads = self.self.num_attention_heads - len(heads)
self.self.all_head_size = self.self.attention_head_size * self.self.num_attention_heads
self.pruned_heads = self.pruned_heads.union(heads) | 10,496 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
def forward(
self,
hidden_states: torch.Tensor,
attention_mask: Optional[torch.FloatTensor] = None,
head_mask: Optional[torch.FloatTensor] = None,
encoder_hidden_states: Optional[torch.FloatTensor] = None,
encoder_attention_mask: Optional[torch.FloatTensor] = None,
past_key_value: Optional[Tuple[Tuple[torch.FloatTensor]]] = None,
output_attentions: Optional[bool] = False,
) -> Tuple[torch.Tensor]:
self_outputs = self.self(
hidden_states,
attention_mask,
head_mask,
encoder_hidden_states,
encoder_attention_mask,
past_key_value,
output_attentions,
)
attention_output = self.output(self_outputs[0], hidden_states)
outputs = (attention_output,) + self_outputs[1:] # add attentions if we output them
return outputs | 10,496 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
class RealmIntermediate(nn.Module):
def __init__(self, config):
super().__init__()
self.dense = nn.Linear(config.hidden_size, config.intermediate_size)
if isinstance(config.hidden_act, str):
self.intermediate_act_fn = ACT2FN[config.hidden_act]
else:
self.intermediate_act_fn = config.hidden_act
def forward(self, hidden_states: torch.Tensor) -> torch.Tensor:
hidden_states = self.dense(hidden_states)
hidden_states = self.intermediate_act_fn(hidden_states)
return hidden_states | 10,497 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
class RealmOutput(nn.Module):
def __init__(self, config):
super().__init__()
self.dense = nn.Linear(config.intermediate_size, config.hidden_size)
self.LayerNorm = nn.LayerNorm(config.hidden_size, eps=config.layer_norm_eps)
self.dropout = nn.Dropout(config.hidden_dropout_prob)
def forward(self, hidden_states: torch.Tensor, input_tensor: torch.Tensor) -> torch.Tensor:
hidden_states = self.dense(hidden_states)
hidden_states = self.dropout(hidden_states)
hidden_states = self.LayerNorm(hidden_states + input_tensor)
return hidden_states | 10,498 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
class RealmLayer(nn.Module):
def __init__(self, config):
super().__init__()
self.chunk_size_feed_forward = config.chunk_size_feed_forward
self.seq_len_dim = 1
self.attention = RealmAttention(config)
self.is_decoder = config.is_decoder
self.add_cross_attention = config.add_cross_attention
if self.add_cross_attention:
if not self.is_decoder:
raise ValueError(f"{self} should be used as a decoder model if cross attention is added")
self.crossattention = RealmAttention(config, position_embedding_type="absolute")
self.intermediate = RealmIntermediate(config)
self.output = RealmOutput(config) | 10,499 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
def forward(
self,
hidden_states: torch.Tensor,
attention_mask: Optional[torch.FloatTensor] = None,
head_mask: Optional[torch.FloatTensor] = None,
encoder_hidden_states: Optional[torch.FloatTensor] = None,
encoder_attention_mask: Optional[torch.FloatTensor] = None,
past_key_value: Optional[Tuple[Tuple[torch.FloatTensor]]] = None,
output_attentions: Optional[bool] = False,
) -> Tuple[torch.Tensor]:
# decoder uni-directional self-attention cached key/values tuple is at positions 1,2
self_attn_past_key_value = past_key_value[:2] if past_key_value is not None else None
self_attention_outputs = self.attention(
hidden_states,
attention_mask,
head_mask,
output_attentions=output_attentions,
past_key_value=self_attn_past_key_value,
)
attention_output = self_attention_outputs[0] | 10,499 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
# if decoder, the last output is tuple of self-attn cache
if self.is_decoder:
outputs = self_attention_outputs[1:-1]
present_key_value = self_attention_outputs[-1]
else:
outputs = self_attention_outputs[1:] # add self attentions if we output attention weights
cross_attn_present_key_value = None
if self.is_decoder and encoder_hidden_states is not None:
if not hasattr(self, "crossattention"):
raise ValueError(
f"If `encoder_hidden_states` are passed, {self} has to be instantiated with cross-attention layers"
" by setting `config.add_cross_attention=True`"
) | 10,499 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
# cross_attn cached key/values tuple is at positions 3,4 of past_key_value tuple
cross_attn_past_key_value = past_key_value[-2:] if past_key_value is not None else None
cross_attention_outputs = self.crossattention(
attention_output,
attention_mask,
head_mask,
encoder_hidden_states,
encoder_attention_mask,
cross_attn_past_key_value,
output_attentions,
)
attention_output = cross_attention_outputs[0]
outputs = outputs + cross_attention_outputs[1:-1] # add cross attentions if we output attention weights
# add cross-attn cache to positions 3,4 of present_key_value tuple
cross_attn_present_key_value = cross_attention_outputs[-1]
present_key_value = present_key_value + cross_attn_present_key_value | 10,499 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
layer_output = apply_chunking_to_forward(
self.feed_forward_chunk, self.chunk_size_feed_forward, self.seq_len_dim, attention_output
)
outputs = (layer_output,) + outputs
# if decoder, return the attn key/values as the last output
if self.is_decoder:
outputs = outputs + (present_key_value,)
return outputs
def feed_forward_chunk(self, attention_output):
intermediate_output = self.intermediate(attention_output)
layer_output = self.output(intermediate_output, attention_output)
return layer_output | 10,499 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
class RealmEncoder(nn.Module):
def __init__(self, config):
super().__init__()
self.config = config
self.layer = nn.ModuleList([RealmLayer(config) for _ in range(config.num_hidden_layers)])
self.gradient_checkpointing = False | 10,500 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
def forward(
self,
hidden_states: torch.Tensor,
attention_mask: Optional[torch.FloatTensor] = None,
head_mask: Optional[torch.FloatTensor] = None,
encoder_hidden_states: Optional[torch.FloatTensor] = None,
encoder_attention_mask: Optional[torch.FloatTensor] = None,
past_key_values: Optional[Tuple[Tuple[torch.FloatTensor]]] = None,
use_cache: Optional[bool] = None,
output_attentions: Optional[bool] = False,
output_hidden_states: Optional[bool] = False,
return_dict: Optional[bool] = True,
) -> Union[Tuple[torch.Tensor], BaseModelOutputWithPastAndCrossAttentions]:
all_hidden_states = () if output_hidden_states else None
all_self_attentions = () if output_attentions else None
all_cross_attentions = () if output_attentions and self.config.add_cross_attention else None | 10,500 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
if self.gradient_checkpointing and self.training:
if use_cache:
logger.warning_once(
"`use_cache=True` is incompatible with gradient checkpointing. Setting `use_cache=False`..."
)
use_cache = False
next_decoder_cache = () if use_cache else None
for i, layer_module in enumerate(self.layer):
if output_hidden_states:
all_hidden_states = all_hidden_states + (hidden_states,)
layer_head_mask = head_mask[i] if head_mask is not None else None
past_key_value = past_key_values[i] if past_key_values is not None else None | 10,500 | /Users/nielsrogge/Documents/python_projecten/transformers/src/transformers/models/deprecated/realm/modeling_realm.py |
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