






"""simple docstring"""



from cva import COLOR_BGR2GRAY, cvtColor, imread, imshow, waitKey
from numpy import divide, inta, multiply, ravel, sort, zeros_like




def     lowerCamelCase_					(	__A	:		Optional[Any]      ,						__A	:		Optional[Any]=3      ):
					lowerCamelCase__					=int(mask / 2      )
					# copy image size
					lowerCamelCase__					=zeros_like(__A      )
					for i in range(__A      ,						gray_img.shape[0] - bd      ):
										for j in range(__A      ,						gray_img.shape[1] - bd      ):
															# get mask according with mask
															lowerCamelCase__					=ravel(gray_img[i - bd : i + bd + 1, j - bd : j + bd + 1]      )
															# calculate mask median
															lowerCamelCase__					=sort(__A      )[inta(divide((multiply(__A      ,						__A      ))      ,						2      ) + 1      )]
															lowerCamelCase__					=median
					return median_img


if __name__ == "__main__":
						# read original image
						_snake_case							:   Tuple	  =       imread("../image_data/lena.jpg")
						# turn image in gray scale value
						_snake_case							:   int	  =       cvtColor(img, COLOR_BGR2GRAY)

						# get values with two different mask size
						_snake_case							:   Union[str, Any]	  =       median_filter(gray, 3)
						_snake_case							:   Optional[int]	  =       median_filter(gray, 5)

						# show result images
						imshow("median filter with 3x3 mask", medianaxa)
						imshow("median filter with 5x5 mask", medianaxa)
						waitKey(0)







"""simple docstring"""



from typing import Any, Dict, List, Mapping

import numpy as np
import torch

from ...utils import is_cython_available, requires_backends


if is_cython_available():
						import pyximport

						pyximport.install(setup_args={"include_dirs": np.get_include()})
						from . import algos_graphormer  # noqa E402




def     lowerCamelCase_					(	__A	:		List[str]      ,						__A	:		int = 512      ):
					lowerCamelCase__					=x.shape[1] if len(x.shape      ) > 1 else 1
					lowerCamelCase__					=1 + np.arange(0      ,						feature_num * offset      ,						__A      ,						dtype=np.intaa      )
					lowerCamelCase__					=x + feature_offset
					return x




def     lowerCamelCase_					(	__A	:		str      ,						__A	:		Optional[Any]=True      ):
					requires_backends(__A      ,						['cython']      )

					if keep_features and "edge_attr" in item.keys():  # edge_attr
										lowerCamelCase__					=np.asarray(item['edge_attr']      ,						dtype=np.intaa      )
					else:
										lowerCamelCase__					=np.ones((len(item['edge_index'][0]      ), 1)      ,						dtype=np.intaa      )  # same embedding for all

					if keep_features and "node_feat" in item.keys():  # input_nodes
										lowerCamelCase__					=np.asarray(item['node_feat']      ,						dtype=np.intaa      )
					else:
										lowerCamelCase__					=np.ones((item['num_nodes'], 1)      ,						dtype=np.intaa      )  # same embedding for all

					lowerCamelCase__					=np.asarray(item['edge_index']      ,						dtype=np.intaa      )

					lowerCamelCase__					=convert_to_single_emb(__A      ) + 1
					lowerCamelCase__					=item['num_nodes']

					if len(edge_attr.shape      ) == 1:
										lowerCamelCase__					=edge_attr[:, None]
					lowerCamelCase__					=np.zeros([num_nodes, num_nodes, edge_attr.shape[-1]]      ,						dtype=np.intaa      )
					lowerCamelCase__					=convert_to_single_emb(__A      ) + 1

					# node adj matrix [num_nodes, num_nodes] bool
					lowerCamelCase__					=np.zeros([num_nodes, num_nodes]      ,						dtype=__A      )
					lowerCamelCase__					=True

					lowerCamelCase__					,  lowerCamelCase__					=algos_graphormer.floyd_warshall(__A      )
					lowerCamelCase__					=np.amax(__A      )

					lowerCamelCase__					=algos_graphormer.gen_edge_input(__A      ,						__A      ,						__A      )
					lowerCamelCase__					=np.zeros([num_nodes + 1, num_nodes + 1]      ,						dtype=np.single      )  # with graph token

					# combine
					lowerCamelCase__					=input_nodes + 1  # we shift all indices by one for padding
					lowerCamelCase__					=attn_bias
					lowerCamelCase__					=attn_edge_type
					lowerCamelCase__					=shortest_path_result.astype(np.intaa      ) + 1  # we shift all indices by one for padding
					lowerCamelCase__					=np.sum(__A      ,						axis=1      ).reshape(-1      ) + 1  # we shift all indices by one for padding
					lowerCamelCase__					=item['in_degree']  # for undirected graph
					lowerCamelCase__					=input_edges + 1  # we shift all indices by one for padding
					if "labels" not in item:
										lowerCamelCase__					=item['y']

					return item




class 							__lowercase:






						def __init__(       self     ,    _SCREAMING_SNAKE_CASE=20     ,    _SCREAMING_SNAKE_CASE=False)      ->	Any:




											"""simple docstring"""





											if not is_cython_available():
																raise ImportError('Graphormer preprocessing needs Cython (pyximport)')

											lowerCamelCase__					=spatial_pos_max
											lowerCamelCase__					=on_the_fly_processing






						def __call__(       self     ,    _SCREAMING_SNAKE_CASE)      ->	Dict[str, Any]:




											"""simple docstring"""





											if self.on_the_fly_processing:
																lowerCamelCase__					=[preprocess_item(_SCREAMING_SNAKE_CASE) for i in features]

											if not isinstance(features[0]     ,    _SCREAMING_SNAKE_CASE):
																lowerCamelCase__					=[vars(_SCREAMING_SNAKE_CASE) for f in features]
											lowerCamelCase__					={}

											lowerCamelCase__					=max(len(i['input_nodes']) for i in features)
											lowerCamelCase__					=len(features[0]['input_nodes'][0])
											lowerCamelCase__					=len(features[0]['attn_edge_type'][0][0])
											lowerCamelCase__					=max(len(i['input_edges'][0][0]) for i in features)
											lowerCamelCase__					=len(features[0]['input_edges'][0][0][0])
											lowerCamelCase__					=len(_SCREAMING_SNAKE_CASE)

											lowerCamelCase__					=torch.zeros(_SCREAMING_SNAKE_CASE     ,    max_node_num + 1     ,    max_node_num + 1     ,    dtype=torch.float)
											lowerCamelCase__					=torch.zeros(_SCREAMING_SNAKE_CASE     ,    _SCREAMING_SNAKE_CASE     ,    _SCREAMING_SNAKE_CASE     ,    _SCREAMING_SNAKE_CASE     ,    dtype=torch.long)
											lowerCamelCase__					=torch.zeros(_SCREAMING_SNAKE_CASE     ,    _SCREAMING_SNAKE_CASE     ,    _SCREAMING_SNAKE_CASE     ,    dtype=torch.long)
											lowerCamelCase__					=torch.zeros(_SCREAMING_SNAKE_CASE     ,    _SCREAMING_SNAKE_CASE     ,    dtype=torch.long)
											lowerCamelCase__					=torch.zeros(_SCREAMING_SNAKE_CASE     ,    _SCREAMING_SNAKE_CASE     ,    _SCREAMING_SNAKE_CASE     ,    dtype=torch.long)
											lowerCamelCase__					=torch.zeros(
											    _SCREAMING_SNAKE_CASE     ,    _SCREAMING_SNAKE_CASE     ,    _SCREAMING_SNAKE_CASE     ,    _SCREAMING_SNAKE_CASE     ,    _SCREAMING_SNAKE_CASE     ,    dtype=torch.long)

											for ix, f in enumerate(_SCREAMING_SNAKE_CASE):
																for k in ["attn_bias", "attn_edge_type", "spatial_pos", "in_degree", "input_nodes", "input_edges"]:
																					lowerCamelCase__					=torch.tensor(f[k])

																if len(f['attn_bias'][1:, 1:][f['spatial_pos'] >= self.spatial_pos_max]) > 0:
																					lowerCamelCase__					=float('-inf')

																lowerCamelCase__					=f['attn_bias']
																lowerCamelCase__					=f[
																    'attn_edge_type'
																]
																lowerCamelCase__					=f['spatial_pos']
																lowerCamelCase__					=f['in_degree']
																lowerCamelCase__					=f['input_nodes']
																lowerCamelCase__					=f['input_edges']

											lowerCamelCase__					=batch['in_degree']

											lowerCamelCase__					=features[0]['labels']
											if len(_SCREAMING_SNAKE_CASE) == 1:  # one task
																if isinstance(sample[0]     ,    _SCREAMING_SNAKE_CASE):  # regression
																					lowerCamelCase__					=torch.from_numpy(np.concatenate([i['labels'] for i in features]))
																else:  # binary classification
																					lowerCamelCase__					=torch.from_numpy(np.concatenate([i['labels'] for i in features]))
											else:  # multi task classification, left to float to keep the NaNs
																lowerCamelCase__					=torch.from_numpy(np.stack([i['labels'] for i in features]     ,    axis=0))

											return batch