




# as due to their complexity multi-gpu tests could impact other tests, and to aid debug we have those in a separate module.

import os
import sys

from transformers.testing_utils import TestCasePlus, execute_subprocess_async, get_gpu_count, require_torch_gpu, slow

from .utils import load_json






class       A      (		_lowerCAmelCase		):
     """simple docstring"""

     @classmethod
     def 			__snake_case (     cls	: Tuple      )					->							Optional[int]:
           return cls




     @slow
     @require_torch_gpu
     def 			__snake_case (     self	: Dict      )					->							Tuple:
           lowerCamelCase__   	=					self.get_auto_remove_tmp_dir()
           lowerCamelCase__   	=					F"""
            --model_name Helsinki-NLP/opus-mt-en-ro
            --save_dir {output_dir}
            --data_dir {self.test_file_dir_str}/test_data/wmt_en_ro
            --num_beams 2
            --task translation
        """.split()

           # we want this test to run even if there is only one GPU, but if there are more we use them all
           lowerCamelCase__   	=					get_gpu_count()
           lowerCamelCase__   	=					F"""
            -m torch.distributed.launch
            --nproc_per_node={n_gpu}
            {self.test_file_dir}/run_distributed_eval.py
        """.split()
           lowerCamelCase__   	=					[sys.executable] + distributed_args + args
           execute_subprocess_async(A__						,	env=self.get_env()      )

           lowerCamelCase__   	=					os.path.join(A__						,	'test_bleu.json'      )
           lowerCamelCase__   	=					load_json(A__      )
           # print(metrics)
           self.assertGreaterEqual(metrics['bleu']						,	2_5      )





def       lowerCAmelCase_      (	lowerCamelCase:							str    )       ->      int:


      '''simple docstring'''




      lowerCamelCase__   	=					str(lowerCamelCase    ).strip()
      if not bin_string:
            raise ValueError('Empty string was passed to the function'    )
      lowerCamelCase__   	=					bin_string[0] == '-'
      if is_negative:
            lowerCamelCase__   	=					bin_string[1:]
      if not all(char in '01' for char in bin_string    ):
            raise ValueError('Non-binary value was passed to the function'    )
      lowerCamelCase__   	=					0
      for char in bin_string:
            lowerCamelCase__   	=					2 * decimal_number + int(lowerCamelCase    )
      return -decimal_number if is_negative else decimal_number


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

      testmod()