






"""simple docstring"""


lowercase_								=	{
    '0000': '0',
    '0001': '1',
    '0010': '2',
    '0011': '3',
    '0100': '4',
    '0101': '5',
    '0110': '6',
    '0111': '7',
    '1000': '8',
    '1001': '9',
    '1010': 'a',
    '1011': 'b',
    '1100': 'c',
    '1101': 'd',
    '1110': 'e',
    '1111': 'f',
}



def    lowerCAmelCase							(       __UpperCamelCase					):




  """simple docstring"""







  __A		     =					str(__UpperCamelCase					).strip()

  # Exceptions
  if not binary_str:
    raise ValueError('''Empty string was passed to the function'''					)
  __A		     =					binary_str[0] == '''-'''
  __A		     =					binary_str[1:] if is_negative else binary_str
  if not all(char in '''01''' for char in binary_str					):
    raise ValueError('''Non-binary value was passed to the function'''					)

  __A		     =					(
      '''0''' * (4 * (divmod(len(__UpperCamelCase					)						,			4					)[0] + 1) - len(__UpperCamelCase					)) + binary_str
  )

  __A		     =					[]
  for x in range(0						,			len(__UpperCamelCase					)						,			4					):
    hexadecimal.append(BITS_TO_HEX[binary_str[x : x + 4]]					)
  __A		     =					'''0x''' + ''''''.join(__UpperCamelCase					)

  return "-" + hexadecimal_str if is_negative else hexadecimal_str


if __name__ == "__main__":
       from doctest import testmod

       testmod()












"""simple docstring"""


import os
import unittest

from transformers import is_torch_available
from transformers.testing_utils import require_sentencepiece, require_tokenizers, require_torch, slow, torch_device


if is_torch_available():
       import torch

       from transformers import GPTaLMHeadModel


@require_torch
@require_sentencepiece
@require_tokenizers
class    snake_case						(				unittest.TestCase		):


   '''simple docstring'''

   @slow
   @unittest.skip('''Model is not available.'''    )
   def 							_SCREAMING_SNAKE_CASE							(      self					:	int    ):

     '''simple docstring'''
     __A		     =					'''nvidia/megatron-gpt2-345m/'''
     if "MYDIR" in os.environ:
       __A		     =					os.path.join(os.environ['''MYDIR'''],			_lowerCamelCase    )
     __A		     =					GPTaLMHeadModel.from_pretrained(_lowerCamelCase    )
     model.to(_lowerCamelCase    )
     model.half()

     __A		     =					torch.tensor(
         [[1_01, 71_10, 10_05, 10_56, 20_23, 1_13_33, 1_74_13, 10_29, 1_02]],			device=_lowerCamelCase,			dtype=torch.long,			)

     with torch.no_grad():
       __A		     =					model(_lowerCamelCase    ).logits

     __A		     =					torch.Size((1, 9, 5_02_57)    )
     self.assertEqual(output.shape,			_lowerCamelCase    )

     __A		     =					torch.tensor(
         [
             4.94_14,
             -0.29_20,
             -1.21_48,
             -4.02_73,
             -0.51_61,
             -5.21_09,
             -1.24_12,
             -1.83_01,
             -1.77_34,
             -4.71_48,
             -0.23_17,
             -1.08_11,
             -2.17_77,
             0.41_41,
             -3.79_69,
             -4.05_86,
             -2.53_32,
             -3.38_09,
             4.38_67,
         ],			device=_lowerCamelCase,			dtype=torch.half,			)

     for i in range(19    ):
       __A     ,       __A		     =					8 * i // 17, 27_92 * i  # along the diagonal
       __A     ,       __A		     =					output[0, r, c], expected_diag[i]
       __A		     =					f'row={r} col={c} computed={computed} expected={expected}'
       self.assertAlmostEqual(_lowerCamelCase,			_lowerCamelCase,			delta=1e-4,			msg=_lowerCamelCase    )




