import glob
import os
import random
from string import ascii_lowercase, digits

import cva
import numpy as np

# Parrameters
__lowercase							 =					(720, 1280)  # Height, Width
__lowercase							 =					(0.4, 0.6)  # if height or width lower than this scale, drop it.
__lowercase							 =					1 / 100
__lowercase							 =					''''''
__lowercase							 =					''''''
__lowercase							 =					''''''
__lowercase							 =					250



def lowerCamelCase  (   ):
    '''simple docstring'''







    __UpperCamelCase  ,       __UpperCamelCase     :List[Any]			  =		get_dataset(SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE	)
    for index in range(SCREAMING_SNAKE_CASE	):
        __UpperCamelCase     :Optional[Any]			  =		random.sample(range(len(SCREAMING_SNAKE_CASE	)	)  ,			4	)
        __UpperCamelCase  ,       __UpperCamelCase  ,       __UpperCamelCase     :str			  =		update_image_and_anno(
            SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE  ,			filter_scale=SCREAMING_SNAKE_CASE  ,			)

        # Get random string code: '7b7ad245cdff75241935e4dd860f3bad'
        __UpperCamelCase     :List[Any]			  =		random_chars(32	)
        __UpperCamelCase     :List[str]			  =		path.split(os.sep	)[-1].rsplit('''.'''  ,			1	)[0]
        __UpperCamelCase     :Tuple			  =		f"""{OUTPUT_DIR}/{file_name}_MOSAIC_{letter_code}"""
        cva.imwrite(f"""{file_root}.jpg"""  ,			SCREAMING_SNAKE_CASE  ,			[cva.IMWRITE_JPEG_QUALITY, 85]	)
        print(f"""Succeeded {index+1}/{NUMBER_IMAGES} with {file_name}"""	)
        __UpperCamelCase     :Optional[Any]			  =		[]
        for anno in new_annos:
            __UpperCamelCase     :int			  =		anno[3] - anno[1]
            __UpperCamelCase     :Optional[int]			  =		anno[4] - anno[2]
            __UpperCamelCase     :int			  =		anno[1] + width / 2
            __UpperCamelCase     :List[str]			  =		anno[2] + height / 2
            __UpperCamelCase     :str			  =		f"""{anno[0]} {x_center} {y_center} {width} {height}"""
            annos_list.append(SCREAMING_SNAKE_CASE	)
        with open(f"""{file_root}.txt"""  ,			'''w'''	) as outfile:
            outfile.write('''\n'''.join(line for line in annos_list	)	)



def lowerCamelCase  (   SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE	):
    '''simple docstring'''







    __UpperCamelCase     :str			  =		[]
    __UpperCamelCase     :str			  =		[]
    for label_file in glob.glob(os.path.join(SCREAMING_SNAKE_CASE  ,			'''*.txt'''	)	):
        __UpperCamelCase     :Any			  =		label_file.split(os.sep	)[-1].rsplit('''.'''  ,			1	)[0]
        with open(SCREAMING_SNAKE_CASE	) as in_file:
            __UpperCamelCase     :str			  =		in_file.readlines()
        __UpperCamelCase     :Optional[int]			  =		os.path.join(SCREAMING_SNAKE_CASE  ,			f"""{label_name}.jpg"""	)

        __UpperCamelCase     :int			  =		[]
        for obj_list in obj_lists:
            __UpperCamelCase     :Optional[int]			  =		obj_list.rstrip('''\n'''	).split(''' '''	)
            __UpperCamelCase     :Any			  =		float(obj[1]	) - float(obj[3]	) / 2
            __UpperCamelCase     :List[str]			  =		float(obj[2]	) - float(obj[4]	) / 2
            __UpperCamelCase     :Dict			  =		float(obj[1]	) + float(obj[3]	) / 2
            __UpperCamelCase     :List[str]			  =		float(obj[2]	) + float(obj[4]	) / 2

            boxes.append([int(obj[0]	), xmin, ymin, xmax, ymax]	)
        if not boxes:
            continue
        img_paths.append(SCREAMING_SNAKE_CASE	)
        labels.append(SCREAMING_SNAKE_CASE	)
    return img_paths, labels



def lowerCamelCase  (   SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE = 0.0  ,			):
    '''simple docstring'''







    __UpperCamelCase     :List[str]			  =		np.zeros([output_size[0], output_size[1], 3]  ,			dtype=np.uinta	)
    __UpperCamelCase     :List[Any]			  =		scale_range[0] + random.random() * (scale_range[1] - scale_range[0])
    __UpperCamelCase     :int			  =		scale_range[0] + random.random() * (scale_range[1] - scale_range[0])
    __UpperCamelCase     :Optional[int]			  =		int(scale_x * output_size[1]	)
    __UpperCamelCase     :Any			  =		int(scale_y * output_size[0]	)

    __UpperCamelCase     :List[str]			  =		[]
    __UpperCamelCase     :Dict			  =		[]
    for i, index in enumerate(SCREAMING_SNAKE_CASE	):
        __UpperCamelCase     :Any			  =		all_img_list[index]
        path_list.append(SCREAMING_SNAKE_CASE	)
        __UpperCamelCase     :Any			  =		all_annos[index]
        __UpperCamelCase     :Union[str, Any]			  =		cva.imread(SCREAMING_SNAKE_CASE	)
        if i == 0:  # top-left
            __UpperCamelCase     :str			  =		cva.resize(SCREAMING_SNAKE_CASE  ,			(divid_point_x, divid_point_y)	)
            __UpperCamelCase     :Union[str, Any]			  =		img
            for bbox in img_annos:
                __UpperCamelCase     :Union[str, Any]			  =		bbox[1] * scale_x
                __UpperCamelCase     :Optional[Any]			  =		bbox[2] * scale_y
                __UpperCamelCase     :int			  =		bbox[3] * scale_x
                __UpperCamelCase     :Union[str, Any]			  =		bbox[4] * scale_y
                new_anno.append([bbox[0], xmin, ymin, xmax, ymax]	)
        elif i == 1:  # top-right
            __UpperCamelCase     :str			  =		cva.resize(SCREAMING_SNAKE_CASE  ,			(output_size[1] - divid_point_x, divid_point_y)	)
            __UpperCamelCase     :List[str]			  =		img
            for bbox in img_annos:
                __UpperCamelCase     :str			  =		scale_x + bbox[1] * (1 - scale_x)
                __UpperCamelCase     :Dict			  =		bbox[2] * scale_y
                __UpperCamelCase     :Optional[Any]			  =		scale_x + bbox[3] * (1 - scale_x)
                __UpperCamelCase     :List[Any]			  =		bbox[4] * scale_y
                new_anno.append([bbox[0], xmin, ymin, xmax, ymax]	)
        elif i == 2:  # bottom-left
            __UpperCamelCase     :str			  =		cva.resize(SCREAMING_SNAKE_CASE  ,			(divid_point_x, output_size[0] - divid_point_y)	)
            __UpperCamelCase     :Optional[int]			  =		img
            for bbox in img_annos:
                __UpperCamelCase     :Tuple			  =		bbox[1] * scale_x
                __UpperCamelCase     :Optional[Any]			  =		scale_y + bbox[2] * (1 - scale_y)
                __UpperCamelCase     :Tuple			  =		bbox[3] * scale_x
                __UpperCamelCase     :Dict			  =		scale_y + bbox[4] * (1 - scale_y)
                new_anno.append([bbox[0], xmin, ymin, xmax, ymax]	)
        else:  # bottom-right
            __UpperCamelCase     :Optional[int]			  =		cva.resize(
                SCREAMING_SNAKE_CASE  ,			(output_size[1] - divid_point_x, output_size[0] - divid_point_y)	)
            __UpperCamelCase     :Optional[int]			  =		img
            for bbox in img_annos:
                __UpperCamelCase     :Optional[Any]			  =		scale_x + bbox[1] * (1 - scale_x)
                __UpperCamelCase     :Optional[int]			  =		scale_y + bbox[2] * (1 - scale_y)
                __UpperCamelCase     :Optional[Any]			  =		scale_x + bbox[3] * (1 - scale_x)
                __UpperCamelCase     :int			  =		scale_y + bbox[4] * (1 - scale_y)
                new_anno.append([bbox[0], xmin, ymin, xmax, ymax]	)

    # Remove bounding box small than scale of filter
    if filter_scale > 0:
        __UpperCamelCase     :List[Any]			  =		[
            anno
            for anno in new_anno
            if filter_scale < (anno[3] - anno[1]) and filter_scale < (anno[4] - anno[2])
        ]

    return output_img, new_anno, path_list[0]



def lowerCamelCase  (   SCREAMING_SNAKE_CASE	):
    '''simple docstring'''







    assert number_char > 1, "The number of character should greater than 1"
    __UpperCamelCase     :Optional[Any]			  =		ascii_lowercase + digits
    return "".join(random.choice(SCREAMING_SNAKE_CASE	) for _ in range(SCREAMING_SNAKE_CASE	)	)


if __name__ == "__main__":
    main()
    print('''DONE ✅''')









"""simple docstring"""






import inspect
import unittest

import torch
import torch.nn as nn

from accelerate.hooks import (
    AlignDevicesHook,
    ModelHook,
    SequentialHook,
    add_hook_to_module,
    attach_align_device_hook,
    remove_hook_from_module,
    remove_hook_from_submodules,
)
from accelerate.test_utils import require_multi_gpu





class      lowerCamelCase__   (     nn.Module				):







					"""simple docstring"""


					def __init__(       self    : List[Any]  ):
												'''simple docstring'''






												super().__init__()
												__UpperCAmelCase   :						Optional[Any]      							=					nn.Linear(3 ,       4  )
												__UpperCAmelCase   :						Optional[int]      							=					nn.BatchNormad(4  )
												__UpperCAmelCase   :						int      							=					nn.Linear(4 ,       5  )






					def lowerCamelCase__							(       self    : List[str] ,       UpperCamelCase    : Dict  ):
												'''simple docstring'''






												return self.lineara(self.batchnorm(self.lineara(UpperCamelCase  )  )  )






class      lowerCamelCase__   (     A				):







					"""simple docstring"""


					def lowerCamelCase__							(       self    : str ,       UpperCamelCase    : Any ,       *UpperCamelCase    : List[Any] ,       **UpperCamelCase    : Dict  ):
												'''simple docstring'''






												return (args[0] + 1,) + args[1:], kwargs






class      lowerCamelCase__   (     A				):







					"""simple docstring"""


					def lowerCamelCase__							(       self    : Any ,       UpperCamelCase    : Dict ,       UpperCamelCase    : List[Any]  ):
												'''simple docstring'''






												return output + 1






class      lowerCamelCase__   (     unittest.TestCase				):







					"""simple docstring"""


					def lowerCamelCase__							(       self    : str  ):
												'''simple docstring'''






												__UpperCAmelCase   :						Dict      							=					ModelForTest()
												__UpperCAmelCase   :						List[str]      							=					ModelHook()

												add_hook_to_module(UpperCamelCase ,       UpperCamelCase  )
												self.assertEqual(test_model._hf_hook ,       UpperCamelCase  )
												self.assertTrue(hasattr(UpperCamelCase ,       """_old_forward"""  )  )

												# Check adding the hook did not change the name or the signature
												self.assertEqual(test_model.forward.__name__ ,       """forward"""  )
												self.assertListEqual(list(inspect.signature(test_model.forward  ).parameters  ) ,       ["""x"""]  )

												remove_hook_from_module(UpperCamelCase  )
												self.assertFalse(hasattr(UpperCamelCase ,       """_hf_hook"""  )  )
												self.assertFalse(hasattr(UpperCamelCase ,       """_old_forward"""  )  )






					def lowerCamelCase__							(       self    : str  ):
												'''simple docstring'''






												__UpperCAmelCase   :						int      							=					ModelForTest()
												__UpperCAmelCase   :						Optional[Any]      							=					ModelHook()

												add_hook_to_module(UpperCamelCase ,       UpperCamelCase  )
												add_hook_to_module(UpperCamelCase ,       UpperCamelCase ,       append=UpperCamelCase  )

												self.assertEqual(isinstance(test_model._hf_hook ,       UpperCamelCase  ) ,       UpperCamelCase  )
												self.assertEqual(len(test_model._hf_hook.hooks  ) ,       2  )
												self.assertTrue(hasattr(UpperCamelCase ,       """_old_forward"""  )  )

												# Check adding the hook did not change the name or the signature
												self.assertEqual(test_model.forward.__name__ ,       """forward"""  )
												self.assertListEqual(list(inspect.signature(test_model.forward  ).parameters  ) ,       ["""x"""]  )

												remove_hook_from_module(UpperCamelCase  )
												self.assertFalse(hasattr(UpperCamelCase ,       """_hf_hook"""  )  )
												self.assertFalse(hasattr(UpperCamelCase ,       """_old_forward"""  )  )






					def lowerCamelCase__							(       self    : Any  ):
												'''simple docstring'''






												__UpperCAmelCase   :						Union[str, Any]      							=					ModelForTest()
												__UpperCAmelCase   :						str      							=					torch.randn(2 ,       3  )
												__UpperCAmelCase   :						List[str]      							=					test_model(x + 1  )
												__UpperCAmelCase   :						Optional[int]      							=					test_model(x + 2  )

												__UpperCAmelCase   :						Optional[Any]      							=					PreForwardHook()
												add_hook_to_module(UpperCamelCase ,       UpperCamelCase  )
												__UpperCAmelCase   :						Optional[Any]      							=					test_model(UpperCamelCase  )
												self.assertTrue(torch.allclose(UpperCamelCase ,       UpperCamelCase ,       atol=1e-5  )  )

												# Attaching a hook to a model when it already has one replaces, does not chain
												__UpperCAmelCase   :						Optional[Any]      							=					PreForwardHook()
												add_hook_to_module(UpperCamelCase ,       UpperCamelCase  )
												__UpperCAmelCase   :						Optional[int]      							=					test_model(UpperCamelCase  )
												self.assertTrue(torch.allclose(UpperCamelCase ,       UpperCamelCase ,       atol=1e-5  )  )

												# You need to use the sequential hook to chain two or more hooks
												__UpperCAmelCase   :						Optional[Any]      							=					SequentialHook(PreForwardHook() ,       PreForwardHook()  )
												add_hook_to_module(UpperCamelCase ,       UpperCamelCase  )

												__UpperCAmelCase   :						List[str]      							=					test_model(UpperCamelCase  )
												assert torch.allclose(UpperCamelCase ,       UpperCamelCase ,       atol=1e-5  )






					def lowerCamelCase__							(       self    : Dict  ):
												'''simple docstring'''






												__UpperCAmelCase   :						Optional[int]      							=					ModelForTest()
												__UpperCAmelCase   :						str      							=					torch.randn(2 ,       3  )
												__UpperCAmelCase   :						int      							=					test_model(UpperCamelCase  )

												__UpperCAmelCase   :						Dict      							=					PostForwardHook()
												add_hook_to_module(UpperCamelCase ,       UpperCamelCase  )
												__UpperCAmelCase   :						Any      							=					test_model(UpperCamelCase  )
												self.assertTrue(torch.allclose(UpperCamelCase ,       output + 1 ,       atol=1e-5  )  )

												# Attaching a hook to a model when it already has one replaces, does not chain
												__UpperCAmelCase   :						List[str]      							=					PostForwardHook()
												add_hook_to_module(UpperCamelCase ,       UpperCamelCase  )
												__UpperCAmelCase   :						Optional[Any]      							=					test_model(UpperCamelCase  )
												self.assertTrue(torch.allclose(UpperCamelCase ,       output + 1 ,       atol=1e-5  )  )

												# You need to use the sequential hook to chain two or more hooks
												__UpperCAmelCase   :						Optional[int]      							=					SequentialHook(PostForwardHook() ,       PostForwardHook()  )
												add_hook_to_module(UpperCamelCase ,       UpperCamelCase  )

												__UpperCAmelCase   :						int      							=					test_model(UpperCamelCase  )
												assert torch.allclose(UpperCamelCase ,       output + 2 ,       atol=1e-5  )






					def lowerCamelCase__							(       self    : Optional[int]  ):
												'''simple docstring'''






												__UpperCAmelCase   :						int      							=					ModelForTest()
												__UpperCAmelCase   :						str      							=					torch.randn(2 ,       3  )
												__UpperCAmelCase   :						Optional[Any]      							=					test_model(UpperCamelCase  )

												__UpperCAmelCase   :						Union[str, Any]      							=					PostForwardHook()
												add_hook_to_module(UpperCamelCase ,       UpperCamelCase  )
												__UpperCAmelCase   :						Optional[int]      							=					test_model(UpperCamelCase  )
												self.assertTrue(torch.allclose(UpperCamelCase ,       output + 1  )  )
												self.assertTrue(outputa.requires_grad  )

												__UpperCAmelCase   :						List[str]      							=					True
												__UpperCAmelCase   :						Optional[int]      							=					test_model(UpperCamelCase  )
												self.assertFalse(outputa.requires_grad  )






					@require_multi_gpu
					def lowerCamelCase__							(       self    : Optional[Any]  ):
												'''simple docstring'''






												__UpperCAmelCase   :						str      							=					ModelForTest()
												# Everything is on CPU
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.batchnorm.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )

												# This will move each submodule on different devices
												add_hook_to_module(model.lineara ,       AlignDevicesHook(execution_device=0  )  )
												add_hook_to_module(model.batchnorm ,       AlignDevicesHook(execution_device=0  )  )
												add_hook_to_module(model.lineara ,       AlignDevicesHook(execution_device=1  )  )

												self.assertEqual(model.lineara.weight.device ,       torch.device(0  )  )
												self.assertEqual(model.batchnorm.weight.device ,       torch.device(0  )  )
												self.assertEqual(model.batchnorm.running_mean.device ,       torch.device(0  )  )
												self.assertEqual(model.lineara.weight.device ,       torch.device(1  )  )

												# We can still make a forward pass. The input does not need to be on any particular device
												__UpperCAmelCase   :						List[str]      							=					torch.randn(2 ,       3  )
												__UpperCAmelCase   :						Any      							=					model(UpperCamelCase  )
												self.assertEqual(output.device ,       torch.device(1  )  )

												# We can add a general hook to put back output on same device as input.
												add_hook_to_module(UpperCamelCase ,       AlignDevicesHook(io_same_device=UpperCamelCase  )  )
												__UpperCAmelCase   :						int      							=					torch.randn(2 ,       3  ).to(0  )
												__UpperCAmelCase   :						Any      							=					model(UpperCamelCase  )
												self.assertEqual(output.device ,       torch.device(0  )  )






					def lowerCamelCase__							(       self    : Optional[int]  ):
												'''simple docstring'''






												__UpperCAmelCase   :						Tuple      							=					ModelForTest()

												# Everything is on CPU
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.batchnorm.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )

												# This will move each submodule on different devices
												__UpperCAmelCase   :						Union[str, Any]      							=					{"""execution_device""": 0 if torch.cuda.is_available() else """cpu""", """offload""": True}

												add_hook_to_module(model.lineara ,       AlignDevicesHook(**UpperCamelCase  )  )
												add_hook_to_module(model.batchnorm ,       AlignDevicesHook(**UpperCamelCase  )  )
												add_hook_to_module(model.lineara ,       AlignDevicesHook(**UpperCamelCase  )  )

												# Parameters have been offloaded, so on the meta device
												self.assertEqual(model.lineara.weight.device ,       torch.device("""meta"""  )  )
												self.assertEqual(model.batchnorm.weight.device ,       torch.device("""meta"""  )  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""meta"""  )  )
												# Buffers are not included in the offload by default, so are on the execution device
												__UpperCAmelCase   :						Any      							=					torch.device(hook_kwargs["""execution_device"""]  )
												self.assertEqual(model.batchnorm.running_mean.device ,       UpperCamelCase  )

												__UpperCAmelCase   :						Union[str, Any]      							=					torch.randn(2 ,       3  )
												__UpperCAmelCase   :						Optional[int]      							=					model(UpperCamelCase  )
												self.assertEqual(output.device ,       UpperCamelCase  )

												# Removing hooks loads back the weights in the model.
												remove_hook_from_module(model.lineara  )
												remove_hook_from_module(model.batchnorm  )
												remove_hook_from_module(model.lineara  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.batchnorm.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )

												# Now test with buffers included in the offload
												__UpperCAmelCase   :						Union[str, Any]      							=					{
												    """execution_device""": 0 if torch.cuda.is_available() else """cpu""",
												    """offload""": True,
												    """offload_buffers""": True,
												}

												add_hook_to_module(model.lineara ,       AlignDevicesHook(**UpperCamelCase  )  )
												add_hook_to_module(model.batchnorm ,       AlignDevicesHook(**UpperCamelCase  )  )
												add_hook_to_module(model.lineara ,       AlignDevicesHook(**UpperCamelCase  )  )

												# Parameters have been offloaded, so on the meta device, buffers included
												self.assertEqual(model.lineara.weight.device ,       torch.device("""meta"""  )  )
												self.assertEqual(model.batchnorm.weight.device ,       torch.device("""meta"""  )  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""meta"""  )  )
												self.assertEqual(model.batchnorm.running_mean.device ,       torch.device("""meta"""  )  )

												__UpperCAmelCase   :						str      							=					torch.randn(2 ,       3  )
												__UpperCAmelCase   :						Dict      							=					model(UpperCamelCase  )
												self.assertEqual(output.device ,       UpperCamelCase  )

												# Removing hooks loads back the weights in the model.
												remove_hook_from_module(model.lineara  )
												remove_hook_from_module(model.batchnorm  )
												remove_hook_from_module(model.lineara  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.batchnorm.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )






					def lowerCamelCase__							(       self    : Union[str, Any]  ):
												'''simple docstring'''






												__UpperCAmelCase   :						int      							=					ModelForTest()

												# Everything is on CPU
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.batchnorm.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )

												# This will move each submodule on different devices
												__UpperCAmelCase   :						Optional[int]      							=					0 if torch.cuda.is_available() else """cpu"""
												attach_align_device_hook(UpperCamelCase ,       execution_device=UpperCamelCase ,       offload=UpperCamelCase  )

												# Parameters have been offloaded, so on the meta device
												self.assertEqual(model.lineara.weight.device ,       torch.device("""meta"""  )  )
												self.assertEqual(model.batchnorm.weight.device ,       torch.device("""meta"""  )  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""meta"""  )  )
												# Buffers are not included in the offload by default, so are on the execution device
												__UpperCAmelCase   :						Any      							=					torch.device(UpperCamelCase  )
												self.assertEqual(model.batchnorm.running_mean.device ,       UpperCamelCase  )

												__UpperCAmelCase   :						str      							=					torch.randn(2 ,       3  )
												__UpperCAmelCase   :						Any      							=					model(UpperCamelCase  )
												self.assertEqual(output.device ,       UpperCamelCase  )

												# Removing hooks loads back the weights in the model.
												remove_hook_from_submodules(UpperCamelCase  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.batchnorm.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )

												# Now test with buffers included in the offload
												attach_align_device_hook(UpperCamelCase ,       execution_device=UpperCamelCase ,       offload=UpperCamelCase ,       offload_buffers=UpperCamelCase  )

												# Parameters have been offloaded, so on the meta device, buffers included
												self.assertEqual(model.lineara.weight.device ,       torch.device("""meta"""  )  )
												self.assertEqual(model.batchnorm.weight.device ,       torch.device("""meta"""  )  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""meta"""  )  )
												self.assertEqual(model.batchnorm.running_mean.device ,       torch.device("""meta"""  )  )

												__UpperCAmelCase   :						List[str]      							=					torch.randn(2 ,       3  )
												__UpperCAmelCase   :						Any      							=					model(UpperCamelCase  )
												self.assertEqual(output.device ,       UpperCamelCase  )

												# Removing hooks loads back the weights in the model.
												remove_hook_from_submodules(UpperCamelCase  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.batchnorm.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )






					def lowerCamelCase__							(       self    : Any  ):
												'''simple docstring'''






												__UpperCAmelCase   :						Dict      							=					ModelForTest()

												# Everything is on CPU
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.batchnorm.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )

												# This will move each submodule on different devices
												__UpperCAmelCase   :						Any      							=					0 if torch.cuda.is_available() else """cpu"""
												attach_align_device_hook(
												    UpperCamelCase ,       execution_device=UpperCamelCase ,       offload=UpperCamelCase ,       weights_map=model.state_dict()  )

												# Parameters have been offloaded, so on the meta device
												self.assertEqual(model.lineara.weight.device ,       torch.device("""meta"""  )  )
												self.assertEqual(model.batchnorm.weight.device ,       torch.device("""meta"""  )  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""meta"""  )  )
												# Buffers are not included in the offload by default, so are on the execution device
												__UpperCAmelCase   :						str      							=					torch.device(UpperCamelCase  )
												self.assertEqual(model.batchnorm.running_mean.device ,       UpperCamelCase  )

												__UpperCAmelCase   :						Dict      							=					torch.randn(2 ,       3  )
												__UpperCAmelCase   :						Optional[Any]      							=					model(UpperCamelCase  )
												self.assertEqual(output.device ,       UpperCamelCase  )

												# Removing hooks loads back the weights in the model.
												remove_hook_from_submodules(UpperCamelCase  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.batchnorm.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )

												# Now test with buffers included in the offload
												attach_align_device_hook(
												    UpperCamelCase ,       execution_device=UpperCamelCase ,       offload=UpperCamelCase ,       weights_map=model.state_dict() ,       offload_buffers=UpperCamelCase ,       )

												# Parameters have been offloaded, so on the meta device, buffers included
												self.assertEqual(model.lineara.weight.device ,       torch.device("""meta"""  )  )
												self.assertEqual(model.batchnorm.weight.device ,       torch.device("""meta"""  )  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""meta"""  )  )
												self.assertEqual(model.batchnorm.running_mean.device ,       torch.device("""meta"""  )  )

												__UpperCAmelCase   :						int      							=					torch.randn(2 ,       3  )
												__UpperCAmelCase   :						List[str]      							=					model(UpperCamelCase  )
												self.assertEqual(output.device ,       UpperCamelCase  )

												# Removing hooks loads back the weights in the model.
												remove_hook_from_submodules(UpperCamelCase  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.batchnorm.weight.device ,       torch.device("""cpu"""  )  )
												self.assertEqual(model.lineara.weight.device ,       torch.device("""cpu"""  )  )
