




import inspect
import os
import unittest
from pathlib import Path

import torch

import accelerate
from accelerate.test_utils import execute_subprocess_async
from accelerate.test_utils.testing import run_command
class        __snake_case  (unittest.TestCase		):
				lowerCAmelCase__				=     inspect.getfile(accelerate.test_utils		)
				lowerCAmelCase__				=     os.path.sep.join(mod_file.split(os.path.sep		)[:-1] + ["scripts", "test_cli.py"]		)

				lowerCAmelCase__				=     ['''accelerate''', '''launch''']
				lowerCAmelCase__				=     Path.home() / '''.cache/huggingface/accelerate'''
				lowerCAmelCase__				=     '''default_config.yaml'''
				lowerCAmelCase__				=     config_folder / config_file
				lowerCAmelCase__				=     config_folder / '''_default_config.yaml'''

				lowerCAmelCase__				=     Path("tests/test_configs"		)



				@classmethod
				def       SCREAMING_SNAKE_CASE       (      cls      :		List[str]      )  ->    str:





								'''simple docstring'''




								if cls.config_path.is_file():
												cls.config_path.rename(cls.changed_path      )



				@classmethod
				def       SCREAMING_SNAKE_CASE       (      cls      :		Any      )  ->    str:





								'''simple docstring'''




								if cls.changed_path.is_file():
												cls.changed_path.rename(cls.config_path      )



				def       SCREAMING_SNAKE_CASE       (      self      :		Optional[int]      )  ->    Union[str, Any]:





								'''simple docstring'''




								_lowerCAmelCase    :    List[Any]										=      self.base_cmd
								if torch.cuda.is_available() and (torch.cuda.device_count() > 1):
												cmd += ["--multi_gpu"]
								execute_subprocess_async(cmd + [self.test_file_path]		,	env=os.environ.copy()      )



				def       SCREAMING_SNAKE_CASE       (      self      :		Optional[Any]      )  ->    Union[str, Any]:





								'''simple docstring'''




								for config in sorted(self.test_config_path.glob("""**/*.yaml"""      )      ):
												with self.subTest(config_file=a_      ):
																execute_subprocess_async(
																    self.base_cmd + ["""--config_file""", str(a_      ), self.test_file_path]		,	env=os.environ.copy()      )



				def       SCREAMING_SNAKE_CASE       (      self      :		Optional[Any]      )  ->    Tuple:





								'''simple docstring'''




								execute_subprocess_async(["""accelerate""", """test"""]		,	env=os.environ.copy()      )






class        __snake_case  (unittest.TestCase		):
				lowerCAmelCase__				=     '''test-tpu'''
				lowerCAmelCase__				=     '''us-central1-a'''
				lowerCAmelCase__				=     '''ls'''
				lowerCAmelCase__				=     ['''accelerate''', '''tpu-config''']
				lowerCAmelCase__				=     '''cd /usr/share'''
				lowerCAmelCase__				=     '''tests/test_samples/test_command_file.sh'''
				lowerCAmelCase__				=     '''Running gcloud compute tpus tpu-vm ssh'''



				def       SCREAMING_SNAKE_CASE       (      self      :		List[Any]      )  ->    Any:





								'''simple docstring'''




								_lowerCAmelCase    :    Any										=      run_command(
								    self.cmd
								    + ["""--command""", self.command, """--tpu_zone""", self.tpu_zone, """--tpu_name""", self.tpu_name, """--debug"""]		,	return_stdout=a_		,	)
								self.assertIn(
								    f"{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; ls --worker all"		,	a_		,	)



				def       SCREAMING_SNAKE_CASE       (      self      :		Any      )  ->    Dict:





								'''simple docstring'''




								_lowerCAmelCase    :    Tuple										=      run_command(
								    self.cmd
								    + [
								        """--config_file""",
								        """tests/test_configs/0_12_0.yaml""",
								        """--command""",
								        self.command,
								        """--tpu_zone""",
								        self.tpu_zone,
								        """--tpu_name""",
								        self.tpu_name,
								        """--debug""",
								    ]		,	return_stdout=a_		,	)
								self.assertIn(
								    f"{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; ls --worker all"		,	a_		,	)



				def       SCREAMING_SNAKE_CASE       (      self      :		str      )  ->    List[Any]:





								'''simple docstring'''




								_lowerCAmelCase    :    Union[str, Any]										=      run_command(
								    self.cmd + ["""--config_file""", """tests/test_configs/latest.yaml""", """--debug"""]		,	return_stdout=a_      )
								self.assertIn(
								    f"{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; echo \"hello world\"; echo \"this is a second command\" --worker all"		,	a_		,	)



				def       SCREAMING_SNAKE_CASE       (      self      :		Dict      )  ->    Union[str, Any]:





								'''simple docstring'''




								_lowerCAmelCase    :    Any										=      run_command(
								    self.cmd + ["""--config_file""", """tests/test_configs/latest.yaml""", """--command""", self.command, """--debug"""]		,	return_stdout=a_		,	)
								self.assertIn(
								    f"{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; ls --worker all"		,	a_		,	)



				def       SCREAMING_SNAKE_CASE       (      self      :		Tuple      )  ->    Optional[Any]:





								'''simple docstring'''




								_lowerCAmelCase    :    List[Any]										=      run_command(
								    self.cmd
								    + [
								        """--config_file""",
								        """tests/test_configs/latest.yaml""",
								        """--command""",
								        self.command,
								        """--command""",
								        """echo \"Hello World\"""",
								        """--debug""",
								    ]		,	return_stdout=a_		,	)
								self.assertIn(
								    f"{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; ls; echo \"Hello World\" --worker all"		,	a_		,	)



				def       SCREAMING_SNAKE_CASE       (      self      :		int      )  ->    Tuple:





								'''simple docstring'''




								_lowerCAmelCase    :    List[str]										=      run_command(
								    self.cmd
								    + ["""--config_file""", """tests/test_configs/latest.yaml""", """--command_file""", self.command_file, """--debug"""]		,	return_stdout=a_		,	)
								self.assertIn(
								    f"{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; echo \"hello world\"; echo \"this is a second command\" --worker all"		,	a_		,	)



				def       SCREAMING_SNAKE_CASE       (      self      :		Union[str, Any]      )  ->    int:





								'''simple docstring'''




								_lowerCAmelCase    :    Dict										=      run_command(
								    self.cmd
								    + [
								        """--config_file""",
								        """tests/test_configs/0_12_0.yaml""",
								        """--command_file""",
								        self.command_file,
								        """--tpu_zone""",
								        self.tpu_zone,
								        """--tpu_name""",
								        self.tpu_name,
								        """--debug""",
								    ]		,	return_stdout=a_		,	)
								self.assertIn(
								    f"{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; echo \"hello world\"; echo \"this is a second command\" --worker all"		,	a_		,	)



				def       SCREAMING_SNAKE_CASE       (      self      :		str      )  ->    int:





								'''simple docstring'''




								_lowerCAmelCase    :    str										=      run_command(
								    self.cmd + ["""--config_file""", """tests/test_configs/latest.yaml""", """--install_accelerate""", """--debug"""]		,	return_stdout=a_		,	)
								self.assertIn(
								    f"{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; pip install accelerate -U; echo \"hello world\"; echo \"this is a second command\" --worker all"		,	a_		,	)



				def       SCREAMING_SNAKE_CASE       (      self      :		Tuple      )  ->    str:





								'''simple docstring'''




								_lowerCAmelCase    :    Any										=      run_command(
								    self.cmd
								    + [
								        """--config_file""",
								        """tests/test_configs/latest.yaml""",
								        """--install_accelerate""",
								        """--accelerate_version""",
								        """12.0.0""",
								        """--debug""",
								    ]		,	return_stdout=a_		,	)
								self.assertIn(
								    f"{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; pip install accelerate==12.0.0; echo \"hello world\"; echo \"this is a second command\" --worker all"		,	a_		,	)







def 							_UpperCAmelCase  (UpperCamelCase_ : str       ):
				'''simple docstring'''
				_lowerCAmelCase    :    Dict										=      [0] * len(UpperCamelCase_       )

				for i in range(1      ,    len(UpperCamelCase_       )       ):
								# use last results for better performance - dynamic programming
								_lowerCAmelCase    :    Union[str, Any]										=      prefix_result[i - 1]
								while j > 0 and input_string[i] != input_string[j]:
												_lowerCAmelCase    :    str										=      prefix_result[j - 1]

								if input_string[i] == input_string[j]:
												j += 1
								_lowerCAmelCase    :    Optional[int]										=      j

				return prefix_result




def 							_UpperCAmelCase  (UpperCamelCase_ : str       ):
				'''simple docstring'''
				return max(prefix_function(UpperCamelCase_       )       )


if __name__ == "__main__":
	import doctest

	doctest.testmod()

