





'''simple docstring'''






from collections.abc import Generator
from math import sin


def 					_a   (__SCREAMING_SNAKE_CASE   ):


  """simple docstring"""

  if len(__SCREAMING_SNAKE_CASE   ) != 32:
    raise ValueError('''Input must be of length 32'''   )

  _UpperCamelCase       			=b''''''
  for i in [3, 2, 1, 0]:
    little_endian += string_aa[8 * i : 8 * i + 8]
  return little_endian


def 					_a   (__SCREAMING_SNAKE_CASE   ):


  """simple docstring"""

  if i < 0:
    raise ValueError('''Input must be non-negative'''   )

  _UpperCamelCase       			=format(__SCREAMING_SNAKE_CASE  ,      '''08x'''   )[-8:]
  _UpperCamelCase       			=b''''''
  for i in [3, 2, 1, 0]:
    little_endian_hex += hex_rep[2 * i : 2 * i + 2].encode('''utf-8'''   )
  return little_endian_hex


def 					_a   (__SCREAMING_SNAKE_CASE   ):


  """simple docstring"""

  _UpperCamelCase       			=b''''''
  for char in message:
    bit_string += format(__SCREAMING_SNAKE_CASE  ,      '''08b'''   ).encode('''utf-8'''   )
  _UpperCamelCase       			=format(len(__SCREAMING_SNAKE_CASE   )  ,      '''064b'''   ).encode('''utf-8'''   )

  # Pad bit_string to a multiple of 512 chars
  bit_string += b"1"
  while len(__SCREAMING_SNAKE_CASE   ) % 512 != 448:
    bit_string += b"0"
  bit_string += to_little_endian(start_len[32:]   ) + to_little_endian(start_len[:32]   )

  return bit_string


def 					_a   (__SCREAMING_SNAKE_CASE   ):


  """simple docstring"""

  if len(__SCREAMING_SNAKE_CASE   ) % 512 != 0:
    raise ValueError('''Input must have length that\'s a multiple of 512'''   )

  for pos in range(0  ,      len(__SCREAMING_SNAKE_CASE   )  ,      512   ):
    _UpperCamelCase       			=bit_string[pos : pos + 512]
    _UpperCamelCase       			=[]
    for i in range(0  ,      512  ,      32   ):
      block_words.append(int(to_little_endian(block[i : i + 32]   )  ,      2   )   )
    yield block_words


def 					_a   (__SCREAMING_SNAKE_CASE   ):


  """simple docstring"""

  if i < 0:
    raise ValueError('''Input must be non-negative'''   )

  _UpperCamelCase       			=format(__SCREAMING_SNAKE_CASE  ,      '''032b'''   )
  _UpperCamelCase       			=''''''
  for c in i_str:
    new_str += "1" if c == "0" else "0"
  return int(__SCREAMING_SNAKE_CASE  ,      2   )


def 					_a   (__SCREAMING_SNAKE_CASE  ,      __SCREAMING_SNAKE_CASE   ):


  """simple docstring"""

  return (a + b) % 2**32


def 					_a   (__SCREAMING_SNAKE_CASE  ,      __SCREAMING_SNAKE_CASE   ):


  """simple docstring"""

  if i < 0:
    raise ValueError('''Input must be non-negative'''   )
  if shift < 0:
    raise ValueError('''Shift must be non-negative'''   )
  return ((i << shift) ^ (i >> (32 - shift))) % 2**32


def 					_a   (__SCREAMING_SNAKE_CASE   ):


  """simple docstring"""

  _UpperCamelCase       			=preprocess(__SCREAMING_SNAKE_CASE   )

  _UpperCamelCase       			=[int(2**32 * abs(sin(i + 1   )   )   ) for i in range(64   )]

  # Starting states
  _UpperCamelCase       			=0X6745_2301
  _UpperCamelCase       			=0Xefcd_ab89
  _UpperCamelCase       			=0X98ba_dcfe
  _UpperCamelCase       			=0X1032_5476

  _UpperCamelCase       			=[
      7,
      12,
      17,
      22,
      7,
      12,
      17,
      22,
      7,
      12,
      17,
      22,
      7,
      12,
      17,
      22,
      5,
      9,
      14,
      20,
      5,
      9,
      14,
      20,
      5,
      9,
      14,
      20,
      5,
      9,
      14,
      20,
      4,
      11,
      16,
      23,
      4,
      11,
      16,
      23,
      4,
      11,
      16,
      23,
      4,
      11,
      16,
      23,
      6,
      10,
      15,
      21,
      6,
      10,
      15,
      21,
      6,
      10,
      15,
      21,
      6,
      10,
      15,
      21,
  ]

  # Process bit string in chunks, each with 16 32-char words
  for block_words in get_block_words(__SCREAMING_SNAKE_CASE   ):
    _UpperCamelCase       			=aa
    _UpperCamelCase       			=ba
    _UpperCamelCase       			=ca
    _UpperCamelCase       			=da

    # Hash current chunk
    for i in range(64   ):
      if i <= 15:
        # f = (b & c) | (not_32(b) & d)     # Alternate definition for f
        _UpperCamelCase       			=d ^ (b & (c ^ d))
        _UpperCamelCase       			=i
      elif i <= 31:
        # f = (d & b) | (not_32(d) & c)     # Alternate definition for f
        _UpperCamelCase       			=c ^ (d & (b ^ c))
        _UpperCamelCase       			=(5 * i + 1) % 16
      elif i <= 47:
        _UpperCamelCase       			=b ^ c ^ d
        _UpperCamelCase       			=(3 * i + 5) % 16
      else:
        _UpperCamelCase       			=c ^ (b | not_aa(__SCREAMING_SNAKE_CASE   ))
        _UpperCamelCase       			=(7 * i) % 16
      _UpperCamelCase       			=(f + a + added_consts[i] + block_words[g]) % 2**32
      _UpperCamelCase       			=d
      _UpperCamelCase       			=c
      _UpperCamelCase       			=b
      _UpperCamelCase       			=sum_aa(__SCREAMING_SNAKE_CASE  ,      left_rotate_aa(__SCREAMING_SNAKE_CASE  ,      shift_amounts[i]   )   )

    # Add hashed chunk to running total
    _UpperCamelCase       			=sum_aa(__SCREAMING_SNAKE_CASE  ,      __SCREAMING_SNAKE_CASE   )
    _UpperCamelCase       			=sum_aa(__SCREAMING_SNAKE_CASE  ,      __SCREAMING_SNAKE_CASE   )
    _UpperCamelCase       			=sum_aa(__SCREAMING_SNAKE_CASE  ,      __SCREAMING_SNAKE_CASE   )
    _UpperCamelCase       			=sum_aa(__SCREAMING_SNAKE_CASE  ,      __SCREAMING_SNAKE_CASE   )

  _UpperCamelCase       			=reformat_hex(__SCREAMING_SNAKE_CASE   ) + reformat_hex(__SCREAMING_SNAKE_CASE   ) + reformat_hex(__SCREAMING_SNAKE_CASE   ) + reformat_hex(__SCREAMING_SNAKE_CASE   )
  return digest


if __name__ == "__main__":
      import doctest

      doctest.testmod()













'''simple docstring'''






from __future__ import absolute_import, division, print_function, unicode_literals

from torch import nn
from torch.nn import CrossEntropyLoss, MSELoss

from transformers import RobertaConfig
from transformers.file_utils import add_start_docstrings, add_start_docstrings_to_model_forward
from transformers.models.roberta.modeling_roberta import (
    ROBERTA_INPUTS_DOCSTRING,
    ROBERTA_START_DOCSTRING,
    RobertaEmbeddings,
)

from .modeling_highway_bert import BertPreTrainedModel, DeeBertModel, HighwayException, entropy







@add_start_docstrings(
    """The RoBERTa Model transformer with early exiting (DeeRoBERTa). """   ,     lowercase_   ,     )
class 		UpperCAmelCase   (				lowercase_):


  """simple docstring"""







  lowerCAmelCase_					=				RobertaConfig
  lowerCAmelCase_					=				"""roberta"""


  def __init__(				self    :					Dict							,	UpperCamelCase__    :					List[str]  )     ->						List[Any]:
    super().__init__(UpperCamelCase__  )

    _UpperCamelCase       			=RobertaEmbeddings(UpperCamelCase__  )
    self.init_weights()







@add_start_docstrings(
    """RoBERTa Model (with early exiting - DeeRoBERTa) with a classifier on top,
    also takes care of multi-layer training. """   ,     lowercase_   ,     )
class 		UpperCAmelCase   (				lowercase_):


  """simple docstring"""







  lowerCAmelCase_					=				RobertaConfig
  lowerCAmelCase_					=				"""roberta"""


  def __init__(				self    :					Tuple							,	UpperCamelCase__    :					Any  )     ->						Dict:
    super().__init__(UpperCamelCase__  )
    _UpperCamelCase       			=config.num_labels
    _UpperCamelCase       			=config.num_hidden_layers

    _UpperCamelCase       			=DeeRobertaModel(UpperCamelCase__  )
    _UpperCamelCase       			=nn.Dropout(config.hidden_dropout_prob  )
    _UpperCamelCase       			=nn.Linear(config.hidden_size							,	self.config.num_labels  )




  @add_start_docstrings_to_model_forward(UpperCamelCase__  )
  def   UpperCamelCase__      (				self    :					List[Any]							,	UpperCamelCase__    :					Optional[int]=None							,	UpperCamelCase__    :					Union[str, Any]=None							,	UpperCamelCase__    :					List[str]=None							,	UpperCamelCase__    :					Optional[Any]=None							,	UpperCamelCase__    :					int=None							,	UpperCamelCase__    :					Union[str, Any]=None							,	UpperCamelCase__    :					Tuple=None							,	UpperCamelCase__    :					Union[str, Any]=-1							,	UpperCamelCase__    :					Dict=False							,	)     ->						Union[str, Any]:
    _UpperCamelCase       			=self.num_layers
    try:
      _UpperCamelCase       			=self.roberta(
          UpperCamelCase__							,	attention_mask=UpperCamelCase__							,	token_type_ids=UpperCamelCase__							,	position_ids=UpperCamelCase__							,	head_mask=UpperCamelCase__							,	inputs_embeds=UpperCamelCase__							,	)

      _UpperCamelCase       			=outputs[1]

      _UpperCamelCase       			=self.dropout(UpperCamelCase__  )
      _UpperCamelCase       			=self.classifier(UpperCamelCase__  )
      _UpperCamelCase       			=(logits,) + outputs[2:]  # add hidden states and attention if they are here
    except HighwayException as e:
      _UpperCamelCase       			=e.message
      _UpperCamelCase       			=e.exit_layer
      _UpperCamelCase       			=outputs[0]

    if not self.training:
      _UpperCamelCase       			=entropy(UpperCamelCase__  )
      _UpperCamelCase       			=[]
      _UpperCamelCase       			=[]
    if labels is not None:
      if self.num_labels == 1:
        #  We are doing regression
        _UpperCamelCase       			=MSELoss()
        _UpperCamelCase       			=loss_fct(logits.view(-1  )							,	labels.view(-1  )  )
      else:
        _UpperCamelCase       			=CrossEntropyLoss()
        _UpperCamelCase       			=loss_fct(logits.view(-1							,	self.num_labels  )							,	labels.view(-1  )  )

      # work with highway exits
      _UpperCamelCase       			=[]
      for highway_exit in outputs[-1]:
        _UpperCamelCase       			=highway_exit[0]
        if not self.training:
          highway_logits_all.append(UpperCamelCase__  )
          highway_entropy.append(highway_exit[2]  )
        if self.num_labels == 1:
          #  We are doing regression
          _UpperCamelCase       			=MSELoss()
          _UpperCamelCase       			=loss_fct(highway_logits.view(-1  )							,	labels.view(-1  )  )
        else:
          _UpperCamelCase       			=CrossEntropyLoss()
          _UpperCamelCase       			=loss_fct(highway_logits.view(-1							,	self.num_labels  )							,	labels.view(-1  )  )
        highway_losses.append(UpperCamelCase__  )

      if train_highway:
        _UpperCamelCase       			=(sum(highway_losses[:-1]  ),) + outputs
        # exclude the final highway, of course
      else:
        _UpperCamelCase       			=(loss,) + outputs
    if not self.training:
      _UpperCamelCase       			=outputs + ((original_entropy, highway_entropy), exit_layer)
      if output_layer >= 0:
        _UpperCamelCase       			=(
            (outputs[0],) + (highway_logits_all[output_layer],) + outputs[2:]
        )  # use the highway of the last layer

    return outputs  # (loss), logits, (hidden_states), (attentions), entropy






