'''simple docstring'''


import numpy as np






class 					__SCREAMING_SNAKE_CASE						:







		'''simple docstring'''






		def __init__(			self						):




							'''simple docstring'''

							UpperCAmelCase_							:       Tuple       =				(0, 0)
							UpperCAmelCase_							:       List[str]       =				None
							UpperCAmelCase_							:       int       =				0
							UpperCAmelCase_							:       Any       =				0
							UpperCAmelCase_							:       Any       =				0


		def __eq__(			self				,		snake_case_						):




							'''simple docstring'''

							return self.position == cell.position






		def _UpperCamelCase					(			self						):




							'''simple docstring'''

							print(self.position						)







class 					__SCREAMING_SNAKE_CASE						:







		'''simple docstring'''






		def __init__(			self				,		snake_case_=(5, 5)						):




							'''simple docstring'''

							UpperCAmelCase_							:       Optional[int]       =				np.zeros(snake_case_						)
							UpperCAmelCase_							:       Tuple       =				world_size[0]
							UpperCAmelCase_							:       int       =				world_size[1]


		def _UpperCamelCase					(			self						):




							'''simple docstring'''

							print(self.w						)






		def _UpperCamelCase					(			self				,		snake_case_						):




							'''simple docstring'''

							UpperCAmelCase_							:       Optional[int]       =				[
							    (-1, -1),
							    (-1, 0),
							    (-1, 1),
							    (0, -1),
							    (0, 1),
							    (1, -1),
							    (1, 0),
							    (1, 1),
							]
							UpperCAmelCase_							:       Optional[int]       =				cell.position[0]
							UpperCAmelCase_							:       Dict       =				cell.position[1]
							UpperCAmelCase_							:       int       =				[]
							for n in neughbour_cord:
												UpperCAmelCase_							:       Optional[int]       =				current_x + n[0]
												UpperCAmelCase_							:       Any       =				current_y + n[1]
												if 0 <= x < self.world_x_limit and 0 <= y < self.world_y_limit:
																	UpperCAmelCase_							:       List[str]       =				Cell()
																	UpperCAmelCase_							:       Optional[Any]       =				(x, y)
																	UpperCAmelCase_							:       Optional[Any]       =				cell
																	neighbours.append(snake_case_						)
							return neighbours







def  _lowerCamelCase   (				lowerCamelCase_ :							List[Any]     ,					lowerCamelCase_ :							List[Any]     ,					lowerCamelCase_ :							List[str]       ):



					"""simple docstring"""





					UpperCAmelCase_							:       List[Any]       =				[]
					UpperCAmelCase_							:       str       =				[]
					_open.append(lowerCamelCase_       )

					while _open:
										UpperCAmelCase_							:       Union[str, Any]       =				np.argmin([n.f for n in _open]       )
										UpperCAmelCase_							:       Optional[Any]       =				_open[min_f]
										_closed.append(_open.pop(lowerCamelCase_       )       )
										if current == goal:
															break
										for n in world.get_neigbours(lowerCamelCase_       ):
															for c in _closed:
																				if c == n:
																									continue
															UpperCAmelCase_							:       Union[str, Any]       =				current.g + 1
															UpperCAmelCase_							:       List[str]       =				n.position
															UpperCAmelCase_							:       Dict       =				goal.position
															UpperCAmelCase_							:       Tuple       =				(ya - ya) ** 2 + (xa - xa) ** 2
															UpperCAmelCase_							:       int       =				n.h + n.g

															for c in _open:
																				if c == n and c.f < n.f:
																									continue
															_open.append(lowerCamelCase_       )
					UpperCAmelCase_							:       List[Any]       =				[]
					while current.parent is not None:
										path.append(current.position       )
										UpperCAmelCase_							:       Any       =				current.parent
					path.append(current.position       )
					return path[::-1]


if __name__ == "__main__":
	snake_case__					:      Union[str, Any]				      =  Gridworld()
	# Start position and goal
	snake_case__					:      Optional[Any]				      =  Cell()
	snake_case__					:      Optional[int]				      =  (0, 0)
	snake_case__					:      int				      =  Cell()
	snake_case__					:      List[Any]				      =  (4, 4)
	print(f'''path from {start.position} to {goal.position}''')
	snake_case__					:      Tuple				      =  astar(world, start, goal)
	#   Just for visual reasons.
	for i in s:
		snake_case__					:      Any				      =  1
	print(world.w)







'''simple docstring'''


import unittest

from transformers.utils.backbone_utils import (
    BackboneMixin,
    get_aligned_output_features_output_indices,
    verify_out_features_out_indices,
)






class 					__SCREAMING_SNAKE_CASE						(	unittest.TestCase	):







  '''simple docstring'''






  def _UpperCamelCase					(			self						):




       '''simple docstring'''

       UpperCAmelCase_							:       int       =				['a', 'b', 'c']

       # Defaults to last layer if both are None
       UpperCAmelCase_       ,      UpperCAmelCase_							:       List[str]       =				get_aligned_output_features_output_indices(snake_case_				,		snake_case_				,		snake_case_						)
       self.assertEqual(snake_case_				,		['c']						)
       self.assertEqual(snake_case_				,		[2]						)

       # Out indices set to match out features
       UpperCAmelCase_       ,      UpperCAmelCase_							:       int       =				get_aligned_output_features_output_indices(['a', 'c']				,		snake_case_				,		snake_case_						)
       self.assertEqual(snake_case_				,		['a', 'c']						)
       self.assertEqual(snake_case_				,		[0, 2]						)

       # Out features set to match out indices
       UpperCAmelCase_       ,      UpperCAmelCase_							:       List[Any]       =				get_aligned_output_features_output_indices(snake_case_				,		[0, 2]				,		snake_case_						)
       self.assertEqual(snake_case_				,		['a', 'c']						)
       self.assertEqual(snake_case_				,		[0, 2]						)

       # Out features selected from negative indices
       UpperCAmelCase_       ,      UpperCAmelCase_							:       int       =				get_aligned_output_features_output_indices(snake_case_				,		[-3, -1]				,		snake_case_						)
       self.assertEqual(snake_case_				,		['a', 'c']						)
       self.assertEqual(snake_case_				,		[-3, -1]						)


  def _UpperCamelCase					(			self						):




       '''simple docstring'''

       with self.assertRaises(snake_case_						):
            verify_out_features_out_indices(['a', 'b']				,		(0, 1)				,		snake_case_						)

       # Out features must be a list
       with self.assertRaises(snake_case_						):
            verify_out_features_out_indices(('a', 'b')				,		(0, 1)				,		['a', 'b']						)

       # Out features must be a subset of stage names
       with self.assertRaises(snake_case_						):
            verify_out_features_out_indices(['a', 'b']				,		(0, 1)				,		['a']						)

       # Out indices must be a list or tuple
       with self.assertRaises(snake_case_						):
            verify_out_features_out_indices(snake_case_				,		0				,		['a', 'b']						)

       # Out indices must be a subset of stage names
       with self.assertRaises(snake_case_						):
            verify_out_features_out_indices(snake_case_				,		(0, 1)				,		['a']						)

       # Out features and out indices must be the same length
       with self.assertRaises(snake_case_						):
            verify_out_features_out_indices(['a', 'b']				,		(0,)				,		['a', 'b', 'c']						)

       # Out features should match out indices
       with self.assertRaises(snake_case_						):
            verify_out_features_out_indices(['a', 'b']				,		(0, 2)				,		['a', 'b', 'c']						)

       # Out features and out indices should be in order
       with self.assertRaises(snake_case_						):
            verify_out_features_out_indices(['b', 'a']				,		(0, 1)				,		['a', 'b']						)

       # Check passes with valid inputs
       verify_out_features_out_indices(['a', 'b', 'd']				,		(0, 1, -1)				,		['a', 'b', 'c', 'd']						)






  def _UpperCamelCase					(			self						):




       '''simple docstring'''

       UpperCAmelCase_							:       List[str]       =				BackboneMixin()

       UpperCAmelCase_							:       Any       =				['a', 'b', 'c']
       UpperCAmelCase_							:       str       =				['a', 'c']
       UpperCAmelCase_							:       str       =				[0, 2]

       # Check that the output features and indices are set correctly
       self.assertEqual(backbone.out_features				,		['a', 'c']						)
       self.assertEqual(backbone.out_indices				,		[0, 2]						)

       # Check out features and indices are updated correctly
       UpperCAmelCase_							:       str       =				['a', 'b']
       self.assertEqual(backbone.out_features				,		['a', 'b']						)
       self.assertEqual(backbone.out_indices				,		[0, 1]						)

       UpperCAmelCase_							:       Optional[int]       =				[-3, -1]
       self.assertEqual(backbone.out_features				,		['a', 'c']						)
       self.assertEqual(backbone.out_indices				,		[-3, -1]						)






