






from ...utils import (
    OptionalDependencyNotAvailable,
    is_torch_available,
    is_transformers_available,
    is_transformers_version,
)


try:
					if not (is_transformers_available() and is_torch_available()):
										raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
					from ...utils.dummy_torch_and_transformers_objects import (
					    ImageTextPipelineOutput,
					    UniDiffuserPipeline,
					)
else:
					from .modeling_text_decoder import UniDiffuserTextDecoder
					from .modeling_uvit import UniDiffuserModel, UTransformeraDModel
					from .pipeline_unidiffuser import ImageTextPipelineOutput, UniDiffuserPipeline













import numpy as np
from PIL import Image







def 	_UpperCamelCase   (    UpperCamelCase_       :					np.ndarray    ,       UpperCamelCase_       :					int    ,       UpperCamelCase_       :					int		)  ->   np.ndarray:

						"""simple docstring"""



						lowerCAmelCase__    						=						np.array(UpperCamelCase_		)
						if arr.shape[0] != arr.shape[1]:
												raise ValueError('The input array is not a square matrix'		)
						lowerCAmelCase__    						=						0
						lowerCAmelCase__    						=						0
						lowerCAmelCase__    						=						0
						lowerCAmelCase__    						=						0

						# compute the shape of the output matrix
						lowerCAmelCase__    						=						(arr.shape[0] - size) // stride + 1
						# initialize the output matrix with zeros of shape maxpool_shape
						lowerCAmelCase__    						=						np.zeros((maxpool_shape, maxpool_shape)		)

						while i < arr.shape[0]:
												if i + size > arr.shape[0]:
																		# if the end of the matrix is reached, break
																		break
												while j < arr.shape[1]:
																		# if the end of the matrix is reached, break
																		if j + size > arr.shape[1]:
																								break
																		# compute the maximum of the pooling matrix
																		lowerCAmelCase__    						=						np.max(arr[i : i + size, j : j + size]		)
																		# shift the pooling matrix by stride of column pixels
																		j += stride
																		mat_j += 1

												# shift the pooling matrix by stride of row pixels
												i += stride
												mat_i += 1

												# reset the column index to 0
												lowerCAmelCase__    						=						0
												lowerCAmelCase__    						=						0

						return updated_arr







def 	_UpperCamelCase   (    UpperCamelCase_       :					np.ndarray    ,       UpperCamelCase_       :					int    ,       UpperCamelCase_       :					int		)  ->   np.ndarray:

						"""simple docstring"""



						lowerCAmelCase__    						=						np.array(UpperCamelCase_		)
						if arr.shape[0] != arr.shape[1]:
												raise ValueError('The input array is not a square matrix'		)
						lowerCAmelCase__    						=						0
						lowerCAmelCase__    						=						0
						lowerCAmelCase__    						=						0
						lowerCAmelCase__    						=						0

						# compute the shape of the output matrix
						lowerCAmelCase__    						=						(arr.shape[0] - size) // stride + 1
						# initialize the output matrix with zeros of shape avgpool_shape
						lowerCAmelCase__    						=						np.zeros((avgpool_shape, avgpool_shape)		)

						while i < arr.shape[0]:
												# if the end of the matrix is reached, break
												if i + size > arr.shape[0]:
																		break
												while j < arr.shape[1]:
																		# if the end of the matrix is reached, break
																		if j + size > arr.shape[1]:
																								break
																		# compute the average of the pooling matrix
																		lowerCAmelCase__    						=						int(np.average(arr[i : i + size, j : j + size]		)		)
																		# shift the pooling matrix by stride of column pixels
																		j += stride
																		mat_j += 1

												# shift the pooling matrix by stride of row pixels
												i += stride
												mat_i += 1
												# reset the column index to 0
												lowerCAmelCase__    						=						0
												lowerCAmelCase__    						=						0

						return updated_arr


# Main Function
if __name__ == "__main__":
					from doctest import testmod

					testmod(name="""avgpooling""", verbose=True)

					# Loading the image
					__snake_case    :    List[str]         =     Image.open("""path_to_image""")

					# Converting the image to numpy array and maxpooling, displaying the result
					# Ensure that the image is a square matrix

					Image.fromarray(maxpooling(np.array(image), size=3, stride=2)).show()

					# Converting the image to numpy array and averagepooling, displaying the result
					# Ensure that the image is a square matrix

					Image.fromarray(avgpooling(np.array(image), size=3, stride=2)).show()





