
"""simple docstring"""







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 				A__ (			unittest.TestCase):
		A_		: Any            =			inspect.getfile(accelerate.test_utils)
		A_		: Dict            =			os.path.sep.join(mod_file.split(os.path.sep)[:-1] + ['scripts', 'test_cli.py'])

		A_		: int            =			['accelerate', 'launch']
		A_		: Any            =			Path.home() / '.cache/huggingface/accelerate'
		A_		: Optional[Any]            =			'default_config.yaml'
		A_		: List[Any]            =			config_folder / config_file
		A_		: Optional[Any]            =			config_folder / '_default_config.yaml'

		A_		: List[Any]            =			Path('tests/test_configs')

		@classmethod
		def 							__lowerCamelCase							(   cls				):
			if cls.config_path.is_file():
				cls.config_path.rename(cls.changed_path				)

		@classmethod
		def 							__lowerCamelCase							(   cls				):
			if cls.changed_path.is_file():
				cls.changed_path.rename(cls.config_path				)

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







		def 							__lowerCamelCase							(   self				):
			execute_subprocess_async(['accelerate', 'test'] ,	env=os.environ.copy()				)




class 				A__ (			unittest.TestCase):
		A_		: str            =			'test-tpu'
		A_		: List[str]            =			'us-central1-a'
		A_		: int            =			'ls'
		A_		: List[str]            =			['accelerate', 'tpu-config']
		A_		: Tuple            =			'cd /usr/share'
		A_		: List[Any]            =			'tests/test_samples/test_command_file.sh'
		A_		: Tuple            =			'Running gcloud compute tpus tpu-vm ssh'

		def 							__lowerCamelCase							(   self				):
			__lowerCAmelCase    :		Optional[int]		    =   run_command(
			    self.cmd
			    + ['--command', self.command, '--tpu_zone', self.tpu_zone, '--tpu_name', self.tpu_name, '--debug'] ,	return_stdout=_SCREAMING_SNAKE_CASE ,	)
			self.assertIn(
			    f"{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; ls --worker all" ,	_SCREAMING_SNAKE_CASE ,	)

		def 							__lowerCamelCase							(   self				):
			__lowerCAmelCase    :		Optional[int]		    =   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=_SCREAMING_SNAKE_CASE ,	)
			self.assertIn(
			    f"{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; ls --worker all" ,	_SCREAMING_SNAKE_CASE ,	)

		def 							__lowerCamelCase							(   self				):
			__lowerCAmelCase    :		Optional[int]		    =   run_command(
			    self.cmd + ['--config_file', 'tests/test_configs/latest.yaml', '--debug'] ,	return_stdout=_SCREAMING_SNAKE_CASE				)
			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" ,	_SCREAMING_SNAKE_CASE ,	)

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

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

		def 							__lowerCamelCase							(   self				):
			__lowerCAmelCase    :		str		    =   run_command(
			    self.cmd
			    + ['--config_file', 'tests/test_configs/latest.yaml', '--command_file', self.command_file, '--debug'] ,	return_stdout=_SCREAMING_SNAKE_CASE ,	)
			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" ,	_SCREAMING_SNAKE_CASE ,	)

		def 							__lowerCamelCase							(   self				):
			__lowerCAmelCase    :		List[str]		    =   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=_SCREAMING_SNAKE_CASE ,	)
			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" ,	_SCREAMING_SNAKE_CASE ,	)

		def 							__lowerCamelCase							(   self				):
			__lowerCAmelCase    :		Optional[int]		    =   run_command(
			    self.cmd + ['--config_file', 'tests/test_configs/latest.yaml', '--install_accelerate', '--debug'] ,	return_stdout=_SCREAMING_SNAKE_CASE ,	)
			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" ,	_SCREAMING_SNAKE_CASE ,	)







		def 							__lowerCamelCase							(   self				):
			__lowerCAmelCase    :		Any		    =   run_command(
			    self.cmd
			    + [
			        '--config_file',
			        'tests/test_configs/latest.yaml',
			        '--install_accelerate',
			        '--accelerate_version',
			        '12.0.0',
			        '--debug',
			    ] ,	return_stdout=_SCREAMING_SNAKE_CASE ,	)
			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" ,	_SCREAMING_SNAKE_CASE ,	)

"""simple docstring"""







def 					__lowerCAmelCase       (_UpperCamelCase ,						_UpperCamelCase	):

	if density <= 0:
		raise ValueError('Impossible fluid density'	)
	if bulk_modulus <= 0:
		raise ValueError('Impossible bulk modulus'	)

	return (bulk_modulus / density) ** 0.5


if __name__ == "__main__":
							import doctest

							doctest.testmod()