

import inspect
import os
import unittest
from dataclasses import dataclass

import torch

from accelerate import Accelerator, DistributedDataParallelKwargs, GradScalerKwargs
from accelerate.state import AcceleratorState
from accelerate.test_utils import execute_subprocess_async, require_cuda, require_multi_gpu
from accelerate.utils import KwargsHandler





@dataclass
class 	snake_case_   (		__A					):







			'''simple docstring'''

			SCREAMING_SNAKE_CASE     :   int									=				0
			SCREAMING_SNAKE_CASE     :   bool									=				False
			SCREAMING_SNAKE_CASE     :   float									=				3.0






class 	snake_case_   (		unittest.TestCase					):







			'''simple docstring'''

			def 				snake_case__(     self :				Optional[Any]							)      ->Optional[Any]:
									# If no defaults are changed, `to_kwargs` returns an empty dict.
									self.assertDictEqual(MockClass().to_kwargs()							,   {}							)
									self.assertDictEqual(MockClass(a=2							).to_kwargs()							,   {'''a''': 2}							)
									self.assertDictEqual(MockClass(a=2							,   b=_UpperCamelCase							).to_kwargs()							,   {'''a''': 2, '''b''': True}							)
									self.assertDictEqual(MockClass(a=2							,   c=2.25							).to_kwargs()							,   {'''a''': 2, '''c''': 2.25}							)







			@require_cuda
			def 				snake_case__(     self :				Optional[int]							)      ->List[Any]:
									# If no defaults are changed, `to_kwargs` returns an empty dict.
									snake_case_   =	GradScalerKwargs(init_scale=1_0_2_4							,   growth_factor=2							)
									AcceleratorState._reset_state()
									snake_case_   =	Accelerator(mixed_precision='''fp16'''							,   kwargs_handlers=[scaler_handler]							)
									print(accelerator.use_fpaa							)
									snake_case_   =	accelerator.scaler

									# Check the kwargs have been applied
									self.assertEqual(scaler._init_scale							,   1024.0							)
									self.assertEqual(scaler._growth_factor							,   2.0							)

									# Check the other values are at the default
									self.assertEqual(scaler._backoff_factor							,   0.5							)
									self.assertEqual(scaler._growth_interval							,   2_0_0_0							)
									self.assertEqual(scaler._enabled							,   _UpperCamelCase							)







			@require_multi_gpu
			def 				snake_case__(     self :				Tuple							)      ->Any:
									snake_case_   =	['''torchrun''', f'''--nproc_per_node={torch.cuda.device_count()}''', inspect.getfile(self.__class__							)]
									execute_subprocess_async(_UpperCamelCase							,   env=os.environ.copy()							)


if __name__ == "__main__":
					lowerCAmelCase_       	=	DistributedDataParallelKwargs(bucket_cap_mb=15, find_unused_parameters=True)
					lowerCAmelCase_       	=	Accelerator(kwargs_handlers=[ddp_scaler])
					lowerCAmelCase_       	=	torch.nn.Linear(1_00, 2_00)
					lowerCAmelCase_       	=	accelerator.prepare(model)

					# Check the values changed in kwargs
					lowerCAmelCase_       	=	''''''
					lowerCAmelCase_       	=	model.bucket_bytes_cap // (10_24 * 10_24)
					if observed_bucket_cap_map != 15:
										error_msg += f"Kwargs badly passed, should have `15` but found {observed_bucket_cap_map}.\n"
					if model.find_unused_parameters is not True:
										error_msg += f"Kwargs badly passed, should have `True` but found {model.find_unused_parameters}.\n"

					# Check the values of the defaults
					if model.dim != 0:
										error_msg += f"Default value not respected, should have `0` but found {model.dim}.\n"
					if model.broadcast_buffers is not True:
										error_msg += f"Default value not respected, should have `True` but found {model.broadcast_buffers}.\n"
					if model.gradient_as_bucket_view is not False:
										error_msg += f"Default value not respected, should have `False` but found {model.gradient_as_bucket_view}.\n"

					# Raise error at the end to make sure we don't stop at the first failure.
					if len(error_msg) > 0:
										raise ValueError(error_msg)


import unittest

from transformers.testing_utils import CaptureStdout
from transformers.tools.python_interpreter import evaluate


def   __SCREAMING_SNAKE_CASE					(SCREAMING_SNAKE_CASE__       ):
						return x + 2





class 	snake_case_   (		unittest.TestCase					):







			'''simple docstring'''

			def 				snake_case__(     self :				Optional[Any]							)      ->int:
									snake_case_   =	'''x = 3'''
									snake_case_   =	{}
									snake_case_   =	evaluate(_UpperCamelCase							,   {}							,   state=_UpperCamelCase							)
									assert result == 3
									self.assertDictEqual(_UpperCamelCase							,   {'''x''': 3}							)

									snake_case_   =	'''x = y'''
									snake_case_   =	{'''y''': 5}
									snake_case_   =	evaluate(_UpperCamelCase							,   {}							,   state=_UpperCamelCase							)
									# evaluate returns the value of the last assignment.
									assert result == 5
									self.assertDictEqual(_UpperCamelCase							,   {'''x''': 5, '''y''': 5}							)







			def 				snake_case__(     self :				Dict							)      ->Optional[int]:
									snake_case_   =	'''y = add_two(x)'''
									snake_case_   =	{'''x''': 3}
									snake_case_   =	evaluate(_UpperCamelCase							,   {'''add_two''': add_two}							,   state=_UpperCamelCase							)
									assert result == 5
									self.assertDictEqual(_UpperCamelCase							,   {'''x''': 3, '''y''': 5}							)

									# Won't work without the tool
									with CaptureStdout() as out:
															snake_case_   =	evaluate(_UpperCamelCase							,   {}							,   state=_UpperCamelCase							)
									assert result is None
									assert "tried to execute add_two" in out.out







			def 				snake_case__(     self :				Union[str, Any]							)      ->Dict:
									snake_case_   =	'''x = 3'''
									snake_case_   =	{}
									snake_case_   =	evaluate(_UpperCamelCase							,   {}							,   state=_UpperCamelCase							)
									assert result == 3
									self.assertDictEqual(_UpperCamelCase							,   {'''x''': 3}							)







			def 				snake_case__(     self :				Optional[int]							)      ->Optional[int]:
									snake_case_   =	'''test_dict = {\'x\': x, \'y\': add_two(x)}'''
									snake_case_   =	{'''x''': 3}
									snake_case_   =	evaluate(_UpperCamelCase							,   {'''add_two''': add_two}							,   state=_UpperCamelCase							)
									self.assertDictEqual(_UpperCamelCase							,   {'''x''': 3, '''y''': 5}							)
									self.assertDictEqual(_UpperCamelCase							,   {'''x''': 3, '''test_dict''': {'''x''': 3, '''y''': 5}}							)







			def 				snake_case__(     self :				Dict							)      ->str:
									snake_case_   =	'''x = 3\ny = 5'''
									snake_case_   =	{}
									snake_case_   =	evaluate(_UpperCamelCase							,   {}							,   state=_UpperCamelCase							)
									# evaluate returns the value of the last assignment.
									assert result == 5
									self.assertDictEqual(_UpperCamelCase							,   {'''x''': 3, '''y''': 5}							)







			def 				snake_case__(     self :				str							)      ->Tuple:
									snake_case_   =	'''text = f\'This is x: {x}.\''''
									snake_case_   =	{'''x''': 3}
									snake_case_   =	evaluate(_UpperCamelCase							,   {}							,   state=_UpperCamelCase							)
									# evaluate returns the value of the last assignment.
									assert result == "This is x: 3."
									self.assertDictEqual(_UpperCamelCase							,   {'''x''': 3, '''text''': '''This is x: 3.'''}							)







			def 				snake_case__(     self :				Optional[Any]							)      ->List[str]:
									snake_case_   =	'''if x <= 3:\n    y = 2\nelse:\n    y = 5'''
									snake_case_   =	{'''x''': 3}
									snake_case_   =	evaluate(_UpperCamelCase							,   {}							,   state=_UpperCamelCase							)
									# evaluate returns the value of the last assignment.
									assert result == 2
									self.assertDictEqual(_UpperCamelCase							,   {'''x''': 3, '''y''': 2}							)

									snake_case_   =	{'''x''': 8}
									snake_case_   =	evaluate(_UpperCamelCase							,   {}							,   state=_UpperCamelCase							)
									# evaluate returns the value of the last assignment.
									assert result == 5
									self.assertDictEqual(_UpperCamelCase							,   {'''x''': 8, '''y''': 5}							)







			def 				snake_case__(     self :				str							)      ->str:
									snake_case_   =	'''test_list = [x, add_two(x)]'''
									snake_case_   =	{'''x''': 3}
									snake_case_   =	evaluate(_UpperCamelCase							,   {'''add_two''': add_two}							,   state=_UpperCamelCase							)
									self.assertListEqual(_UpperCamelCase							,   [3, 5]							)
									self.assertDictEqual(_UpperCamelCase							,   {'''x''': 3, '''test_list''': [3, 5]}							)







			def 				snake_case__(     self :				Any							)      ->List[Any]:
									snake_case_   =	'''y = x'''
									snake_case_   =	{'''x''': 3}
									snake_case_   =	evaluate(_UpperCamelCase							,   {}							,   state=_UpperCamelCase							)
									assert result == 3
									self.assertDictEqual(_UpperCamelCase							,   {'''x''': 3, '''y''': 3}							)







			def 				snake_case__(     self :				Optional[int]							)      ->Dict:
									snake_case_   =	'''test_list = [x, add_two(x)]\ntest_list[1]'''
									snake_case_   =	{'''x''': 3}
									snake_case_   =	evaluate(_UpperCamelCase							,   {'''add_two''': add_two}							,   state=_UpperCamelCase							)
									assert result == 5
									self.assertDictEqual(_UpperCamelCase							,   {'''x''': 3, '''test_list''': [3, 5]}							)

									snake_case_   =	'''test_dict = {\'x\': x, \'y\': add_two(x)}\ntest_dict[\'y\']'''
									snake_case_   =	{'''x''': 3}
									snake_case_   =	evaluate(_UpperCamelCase							,   {'''add_two''': add_two}							,   state=_UpperCamelCase							)
									assert result == 5
									self.assertDictEqual(_UpperCamelCase							,   {'''x''': 3, '''test_dict''': {'''x''': 3, '''y''': 5}}							)







			def 				snake_case__(     self :				Optional[Any]							)      ->int:
									snake_case_   =	'''x = 0\nfor i in range(3):\n    x = i'''
									snake_case_   =	{}
									snake_case_   =	evaluate(_UpperCamelCase							,   {'''range''': range}							,   state=_UpperCamelCase							)
									assert result == 2
									self.assertDictEqual(_UpperCamelCase							,   {'''x''': 2, '''i''': 2}							)