





'''simple docstring'''







import numpy

# List of input, output pairs
lowerCAmelCase_					:    str      	=			(
    ((5, 2, 3), 15),
    ((6, 5, 9), 25),
    ((11, 12, 13), 41),
    ((1, 1, 1), 8),
    ((11, 12, 13), 41),
)
lowerCAmelCase_					:    Dict      	=			(((5_15, 22, 13), 5_55), ((61, 35, 49), 1_50))
lowerCAmelCase_					:    List[str]      	=			[2, 4, 1, 5]
lowerCAmelCase_					:    List[Any]      	=			len(train_data)
lowerCAmelCase_					:    Any      	=			0.009






def  _lowerCamelCase				( lowercase						:      Optional[int]    ,							lowercase						:      Optional[Any]="train"						)	->	str:
				return calculate_hypothesis_value(__UpperCAmelCase    ,							__UpperCAmelCase						) - output(
				    __UpperCAmelCase    ,							__UpperCAmelCase						)






def  _lowerCamelCase				( lowercase						:      List[Any]						)	->	List[str]:
				_a								= 0
				for i in range(len(__UpperCAmelCase						) - 1						):
								hyp_val += data_input_tuple[i] * parameter_vector[i + 1]
				hyp_val += parameter_vector[0]
				return hyp_val






def  _lowerCamelCase				( lowercase						:      int    ,							lowercase						:      Tuple						)	->	Tuple:
				if data_set == "train":
								return train_data[example_no][1]
				elif data_set == "test":
								return test_data[example_no][1]
				return None






def  _lowerCamelCase				( lowercase						:      Any    ,							lowercase						:      Optional[Any]						)	->	Optional[Any]:
				if data_set == "train":
								return _hypothesis_value(train_data[example_no][0]						)
				elif data_set == "test":
								return _hypothesis_value(test_data[example_no][0]						)
				return None






def  _lowerCamelCase				( lowercase						:      Any    ,							lowercase						:      Optional[int]=m						)	->	Union[str, Any]:
				_a								= 0
				for i in range(__UpperCAmelCase						):
								if index == -1:
												summation_value += _error(__UpperCAmelCase						)
								else:
												summation_value += _error(__UpperCAmelCase						) * train_data[i][0][index]
				return summation_value






def  _lowerCamelCase				( lowercase						:      str						)	->	str:
				_a								= summation_of_cost_derivative(__UpperCAmelCase    ,							__UpperCAmelCase						) / m
				return cost_derivative_value






def  _lowerCamelCase				( )	->	List[Any]:
				global parameter_vector
				# Tune these values to set a tolerance value for predicted output
				_a								= 0.00_00_02
				_a								= 0
				_a								= 0
				while True:
								j += 1
								_a								= [0, 0, 0, 0]
								for i in range(0    ,							len(__UpperCAmelCase						)						):
												_a								= get_cost_derivative(i - 1						)
												_a								= (
												    parameter_vector[i] - LEARNING_RATE * cost_derivative
												)
								if numpy.allclose(
								    __UpperCAmelCase    ,							__UpperCAmelCase    ,							atol=__UpperCAmelCase    ,							rtol=__UpperCAmelCase    ,							):
												break
								_a								= temp_parameter_vector
				print(("Number of iterations:", j)						)






def  _lowerCamelCase				( )	->	List[Any]:
				for i in range(len(__UpperCAmelCase						)						):
								print(("Actual output value:", output(__UpperCAmelCase    ,							"test"						))						)
								print(("Hypothesis output:", calculate_hypothesis_value(__UpperCAmelCase    ,							"test"						))						)


if __name__ == "__main__":
					run_gradient_descent()
					print('\nTesting gradient descent for a linear hypothesis function.\n')
					test_gradient_descent()

"""simple docstring"""






import json
import pathlib
import unittest

import numpy as np

from transformers.testing_utils import require_torch, require_vision, slow
from transformers.utils import is_torch_available, is_vision_available

from ...test_image_processing_common import ImageProcessingSavingTestMixin, prepare_image_inputs


if is_torch_available():
       import torch

if is_vision_available():
       from PIL import Image

       from transformers import YolosImageProcessor


class     UpperCAmelCase						(unittest.TestCase  ):



    """simple docstring"""

    def __init__(   self    ,			_UpperCAmelCase    ,			_UpperCAmelCase=7    ,			_UpperCAmelCase=3    ,			_UpperCAmelCase=30    ,			_UpperCAmelCase=400    ,			_UpperCAmelCase=True    ,			_UpperCAmelCase=None    ,			_UpperCAmelCase=True    ,			_UpperCAmelCase=[0.5, 0.5, 0.5]    ,			_UpperCAmelCase=[0.5, 0.5, 0.5]    ,			_UpperCAmelCase=True    ,			_UpperCAmelCase=1 / 255    ,			_UpperCAmelCase=True    ,			):
       # by setting size["longest_edge"] > max_resolution we're effectively not testing this :p
       lowercase__:   str					=      size if size is not None else {'''shortest_edge''': 18, '''longest_edge''': 1333}
       lowercase__:   Optional[Any]					=      parent
       lowercase__:   List[Any]					=      batch_size
       lowercase__:   Tuple					=      num_channels
       lowercase__:   Optional[Any]					=      min_resolution
       lowercase__:   Dict					=      max_resolution
       lowercase__:   Optional[int]					=      do_resize
       lowercase__:   Any					=      size
       lowercase__:   Optional[Any]					=      do_normalize
       lowercase__:   Union[str, Any]					=      image_mean
       lowercase__:   Tuple					=      image_std
       lowercase__:   str					=      do_rescale
       lowercase__:   Any					=      rescale_factor
       lowercase__:   List[Any]					=      do_pad






    def _snake_case			(   self							):
       return {
           "do_resize": self.do_resize,
           "size": self.size,
           "do_normalize": self.do_normalize,
           "image_mean": self.image_mean,
           "image_std": self.image_std,
           "do_rescale": self.do_rescale,
           "rescale_factor": self.rescale_factor,
           "do_pad": self.do_pad,
       }






    def _snake_case			(   self    ,			_UpperCAmelCase    ,			_UpperCAmelCase=False							):
       if not batched:
          lowercase__:   Optional[Any]					=      image_inputs[0]
          if isinstance(_UpperCAmelCase    ,			Image.Image							):
             lowercase__, lowercase__:   Dict					=      image.size
          else:
             lowercase__, lowercase__:   Optional[Any]					=      image.shape[1], image.shape[2]
          if w < h:
             lowercase__:   List[str]					=      int(self.size['''shortest_edge'''] * h / w							)
             lowercase__:   Union[str, Any]					=      self.size['''shortest_edge''']
          elif w > h:
             lowercase__:   int					=      self.size['''shortest_edge''']
             lowercase__:   int					=      int(self.size['''shortest_edge'''] * w / h							)
          else:
             lowercase__:   Union[str, Any]					=      self.size['''shortest_edge''']
             lowercase__:   Union[str, Any]					=      self.size['''shortest_edge''']

       else:
          lowercase__:   Optional[int]					=      []
          for image in image_inputs:
             lowercase__, lowercase__:   int					=      self.get_expected_values([image]							)
             expected_values.append((expected_height, expected_width)							)
          lowercase__:   Union[str, Any]					=      max(_UpperCAmelCase    ,			key=lambda _UpperCAmelCase							: item[0]							)[0]
          lowercase__:   Dict					=      max(_UpperCAmelCase    ,			key=lambda _UpperCAmelCase							: item[1]							)[1]

       return expected_height, expected_width



@require_torch
@require_vision
class     UpperCAmelCase						(_UpperCAmelCase    ,unittest.TestCase  ):



    """simple docstring"""

    _UpperCAmelCase	:Optional[int]						    = YolosImageProcessor if is_vision_available() else None






    def _snake_case			(   self							):
       lowercase__:   int					=      YolosImageProcessingTester(self							)






    @property
    def _snake_case			(   self							):
       return self.image_processor_tester.prepare_image_processor_dict()






    def _snake_case			(   self							):
       lowercase__:   List[str]					=      self.image_processing_class(**self.image_processor_dict							)
       self.assertTrue(hasattr(_UpperCAmelCase    ,			'''image_mean'''							)							)
       self.assertTrue(hasattr(_UpperCAmelCase    ,			'''image_std'''							)							)
       self.assertTrue(hasattr(_UpperCAmelCase    ,			'''do_normalize'''							)							)
       self.assertTrue(hasattr(_UpperCAmelCase    ,			'''do_resize'''							)							)
       self.assertTrue(hasattr(_UpperCAmelCase    ,			'''size'''							)							)






    def _snake_case			(   self							):
       lowercase__:   Any					=      self.image_processing_class.from_dict(self.image_processor_dict							)
       self.assertEqual(image_processor.size    ,			{'''shortest_edge''': 18, '''longest_edge''': 1333}							)
       self.assertEqual(image_processor.do_pad    ,			_UpperCAmelCase							)

       lowercase__:   Any					=      self.image_processing_class.from_dict(
           self.image_processor_dict    ,			size=42    ,			max_size=84    ,			pad_and_return_pixel_mask=_UpperCAmelCase							)
       self.assertEqual(image_processor.size    ,			{'''shortest_edge''': 42, '''longest_edge''': 84}							)
       self.assertEqual(image_processor.do_pad    ,			_UpperCAmelCase							)






    def _snake_case			(   self							):
       pass






    def _snake_case			(   self							):
       # Initialize image_processing
       lowercase__:   Union[str, Any]					=      self.image_processing_class(**self.image_processor_dict							)
       # create random PIL images
       lowercase__:   Dict					=      prepare_image_inputs(self.image_processor_tester    ,			equal_resolution=_UpperCAmelCase							)
       for image in image_inputs:
          self.assertIsInstance(_UpperCAmelCase    ,			Image.Image							)

       # Test not batched input
       lowercase__:   int					=      image_processing(image_inputs[0]    ,			return_tensors='''pt'''							).pixel_values

       lowercase__, lowercase__:   Optional[int]					=      self.image_processor_tester.get_expected_values(_UpperCAmelCase							)

       self.assertEqual(
           encoded_images.shape    ,			(1, self.image_processor_tester.num_channels, expected_height, expected_width)    ,			)

       # Test batched
       lowercase__, lowercase__:   Any					=      self.image_processor_tester.get_expected_values(_UpperCAmelCase    ,			batched=_UpperCAmelCase							)

       lowercase__:   int					=      image_processing(_UpperCAmelCase    ,			return_tensors='''pt'''							).pixel_values
       self.assertEqual(
           encoded_images.shape    ,			(
               self.image_processor_tester.batch_size,
               self.image_processor_tester.num_channels,
               expected_height,
               expected_width,
           )    ,			)






    def _snake_case			(   self							):
       # Initialize image_processing
       lowercase__:   List[str]					=      self.image_processing_class(**self.image_processor_dict							)
       # create random numpy tensors
       lowercase__:   Optional[Any]					=      prepare_image_inputs(self.image_processor_tester    ,			equal_resolution=_UpperCAmelCase    ,			numpify=_UpperCAmelCase							)
       for image in image_inputs:
          self.assertIsInstance(_UpperCAmelCase    ,			np.ndarray							)

       # Test not batched input
       lowercase__:   List[Any]					=      image_processing(image_inputs[0]    ,			return_tensors='''pt'''							).pixel_values

       lowercase__, lowercase__:   str					=      self.image_processor_tester.get_expected_values(_UpperCAmelCase							)

       self.assertEqual(
           encoded_images.shape    ,			(1, self.image_processor_tester.num_channels, expected_height, expected_width)    ,			)

       # Test batched
       lowercase__:   Dict					=      image_processing(_UpperCAmelCase    ,			return_tensors='''pt'''							).pixel_values

       lowercase__, lowercase__:   str					=      self.image_processor_tester.get_expected_values(_UpperCAmelCase    ,			batched=_UpperCAmelCase							)

       self.assertEqual(
           encoded_images.shape    ,			(
               self.image_processor_tester.batch_size,
               self.image_processor_tester.num_channels,
               expected_height,
               expected_width,
           )    ,			)






    def _snake_case			(   self							):
       # Initialize image_processing
       lowercase__:   Any					=      self.image_processing_class(**self.image_processor_dict							)
       # create random PyTorch tensors
       lowercase__:   Optional[Any]					=      prepare_image_inputs(self.image_processor_tester    ,			equal_resolution=_UpperCAmelCase    ,			torchify=_UpperCAmelCase							)
       for image in image_inputs:
          self.assertIsInstance(_UpperCAmelCase    ,			torch.Tensor							)

       # Test not batched input
       lowercase__:   Optional[int]					=      image_processing(image_inputs[0]    ,			return_tensors='''pt'''							).pixel_values

       lowercase__, lowercase__:   int					=      self.image_processor_tester.get_expected_values(_UpperCAmelCase							)

       self.assertEqual(
           encoded_images.shape    ,			(1, self.image_processor_tester.num_channels, expected_height, expected_width)    ,			)

       # Test batched
       lowercase__:   List[str]					=      image_processing(_UpperCAmelCase    ,			return_tensors='''pt'''							).pixel_values

       lowercase__, lowercase__:   List[Any]					=      self.image_processor_tester.get_expected_values(_UpperCAmelCase    ,			batched=_UpperCAmelCase							)

       self.assertEqual(
           encoded_images.shape    ,			(
               self.image_processor_tester.batch_size,
               self.image_processor_tester.num_channels,
               expected_height,
               expected_width,
           )    ,			)






    def _snake_case			(   self							):
       # Initialize image_processings
       lowercase__:   Union[str, Any]					=      self.image_processing_class(**self.image_processor_dict							)
       lowercase__:   Optional[Any]					=      self.image_processing_class(do_resize=_UpperCAmelCase    ,			do_normalize=_UpperCAmelCase    ,			do_rescale=_UpperCAmelCase							)
       # create random PyTorch tensors
       lowercase__:   Optional[Any]					=      prepare_image_inputs(self.image_processor_tester    ,			equal_resolution=_UpperCAmelCase    ,			torchify=_UpperCAmelCase							)
       for image in image_inputs:
          self.assertIsInstance(_UpperCAmelCase    ,			torch.Tensor							)

       # Test whether the method "pad" and calling the image processor return the same tensors
       lowercase__:   List[str]					=      image_processing_a.pad(_UpperCAmelCase    ,			return_tensors='''pt'''							)
       lowercase__:   Tuple					=      image_processing_a(_UpperCAmelCase    ,			return_tensors='''pt'''							)

       self.assertTrue(
           torch.allclose(encoded_images_with_method['''pixel_values''']    ,			encoded_images['''pixel_values''']    ,			atol=1e-4							)							)






    @slow
    def _snake_case			(   self							):
       # prepare image and target
       lowercase__:   Tuple					=      Image.open('''./tests/fixtures/tests_samples/COCO/000000039769.png'''							)
       with open('''./tests/fixtures/tests_samples/COCO/coco_annotations.txt'''    ,			'''r'''							) as f:
          lowercase__:   Any					=      json.loads(f.read()							)

       lowercase__:   Dict					=      {'''image_id''': 39769, '''annotations''': target}

       # encode them
       lowercase__:   Dict					=      YolosImageProcessor.from_pretrained('''hustvl/yolos-small'''							)
       lowercase__:   Any					=      image_processing(images=_UpperCAmelCase    ,			annotations=_UpperCAmelCase    ,			return_tensors='''pt'''							)

       # verify pixel values
       lowercase__:   Optional[Any]					=      torch.Size([1, 3, 800, 1066]							)
       self.assertEqual(encoding['''pixel_values'''].shape    ,			_UpperCAmelCase							)

       lowercase__:   Optional[Any]					=      torch.tensor([0.2_796, 0.3_138, 0.3_481]							)
       self.assertTrue(torch.allclose(encoding['''pixel_values'''][0, 0, 0, :3]    ,			_UpperCAmelCase    ,			atol=1e-4							)							)

       # verify area
       lowercase__:   Tuple					=      torch.tensor([5_887.9_600, 11_250.2_061, 489_353.8_438, 837_122.7_500, 147_967.5_156, 165_732.3_438]							)
       self.assertTrue(torch.allclose(encoding['''labels'''][0]['''area''']    ,			_UpperCAmelCase							)							)
       # verify boxes
       lowercase__:   str					=      torch.Size([6, 4]							)
       self.assertEqual(encoding['''labels'''][0]['''boxes'''].shape    ,			_UpperCAmelCase							)
       lowercase__:   List[Any]					=      torch.tensor([0.5_503, 0.2_765, 0.0_604, 0.2_215]							)
       self.assertTrue(torch.allclose(encoding['''labels'''][0]['''boxes'''][0]    ,			_UpperCAmelCase    ,			atol=1e-3							)							)
       # verify image_id
       lowercase__:   Optional[int]					=      torch.tensor([39769]							)
       self.assertTrue(torch.allclose(encoding['''labels'''][0]['''image_id''']    ,			_UpperCAmelCase							)							)
       # verify is_crowd
       lowercase__:   Optional[int]					=      torch.tensor([0, 0, 0, 0, 0, 0]							)
       self.assertTrue(torch.allclose(encoding['''labels'''][0]['''iscrowd''']    ,			_UpperCAmelCase							)							)
       # verify class_labels
       lowercase__:   Dict					=      torch.tensor([75, 75, 63, 65, 17, 17]							)
       self.assertTrue(torch.allclose(encoding['''labels'''][0]['''class_labels''']    ,			_UpperCAmelCase							)							)
       # verify orig_size
       lowercase__:   List[Any]					=      torch.tensor([480, 640]							)
       self.assertTrue(torch.allclose(encoding['''labels'''][0]['''orig_size''']    ,			_UpperCAmelCase							)							)
       # verify size
       lowercase__:   List[Any]					=      torch.tensor([800, 1066]							)
       self.assertTrue(torch.allclose(encoding['''labels'''][0]['''size''']    ,			_UpperCAmelCase							)							)






    @slow
    def _snake_case			(   self							):
       # prepare image, target and masks_path
       lowercase__:   str					=      Image.open('''./tests/fixtures/tests_samples/COCO/000000039769.png'''							)
       with open('''./tests/fixtures/tests_samples/COCO/coco_panoptic_annotations.txt'''    ,			'''r'''							) as f:
          lowercase__:   str					=      json.loads(f.read()							)

       lowercase__:   List[Any]					=      {'''file_name''': '''000000039769.png''', '''image_id''': 39769, '''segments_info''': target}

       lowercase__:   Dict					=      pathlib.Path('''./tests/fixtures/tests_samples/COCO/coco_panoptic'''							)

       # encode them
       lowercase__:   Union[str, Any]					=      YolosImageProcessor(format='''coco_panoptic'''							)
       lowercase__:   Optional[Any]					=      image_processing(images=_UpperCAmelCase    ,			annotations=_UpperCAmelCase    ,			masks_path=_UpperCAmelCase    ,			return_tensors='''pt'''							)

       # verify pixel values
       lowercase__:   Optional[int]					=      torch.Size([1, 3, 800, 1066]							)
       self.assertEqual(encoding['''pixel_values'''].shape    ,			_UpperCAmelCase							)

       lowercase__:   Dict					=      torch.tensor([0.2_796, 0.3_138, 0.3_481]							)
       self.assertTrue(torch.allclose(encoding['''pixel_values'''][0, 0, 0, :3]    ,			_UpperCAmelCase    ,			atol=1e-4							)							)

       # verify area
       lowercase__:   str					=      torch.tensor([147_979.6_875, 165_527.0_469, 484_638.5_938, 11_292.9_375, 5_879.6_562, 7_634.1_147]							)
       self.assertTrue(torch.allclose(encoding['''labels'''][0]['''area''']    ,			_UpperCAmelCase							)							)
       # verify boxes
       lowercase__:   List[str]					=      torch.Size([6, 4]							)
       self.assertEqual(encoding['''labels'''][0]['''boxes'''].shape    ,			_UpperCAmelCase							)
       lowercase__:   List[Any]					=      torch.tensor([0.2_625, 0.5_437, 0.4_688, 0.8_625]							)
       self.assertTrue(torch.allclose(encoding['''labels'''][0]['''boxes'''][0]    ,			_UpperCAmelCase    ,			atol=1e-3							)							)
       # verify image_id
       lowercase__:   int					=      torch.tensor([39769]							)
       self.assertTrue(torch.allclose(encoding['''labels'''][0]['''image_id''']    ,			_UpperCAmelCase							)							)
       # verify is_crowd
       lowercase__:   int					=      torch.tensor([0, 0, 0, 0, 0, 0]							)
       self.assertTrue(torch.allclose(encoding['''labels'''][0]['''iscrowd''']    ,			_UpperCAmelCase							)							)
       # verify class_labels
       lowercase__:   Dict					=      torch.tensor([17, 17, 63, 75, 75, 93]							)
       self.assertTrue(torch.allclose(encoding['''labels'''][0]['''class_labels''']    ,			_UpperCAmelCase							)							)
       # verify masks
       lowercase__:   Union[str, Any]					=      822873
       self.assertEqual(encoding['''labels'''][0]['''masks'''].sum().item()    ,			_UpperCAmelCase							)
       # verify orig_size
       lowercase__:   List[Any]					=      torch.tensor([480, 640]							)
       self.assertTrue(torch.allclose(encoding['''labels'''][0]['''orig_size''']    ,			_UpperCAmelCase							)							)
       # verify size
       lowercase__:   Union[str, Any]					=      torch.tensor([800, 1066]							)
       self.assertTrue(torch.allclose(encoding['''labels'''][0]['''size''']    ,			_UpperCAmelCase							)							)
