



"""simple docstring"""





# Lint as: python3
import itertools
import os
import re


__lowerCAmelCase							:       Union[str, Any]          =       re.compile(R'''([A-Z]+)([A-Z][a-z])''')
__lowerCAmelCase							:       Optional[int]          =       re.compile(R'''([a-z\d])([A-Z])''')

__lowerCAmelCase							:       str          =       re.compile(R'''(?<!_)_(?!_)''')
__lowerCAmelCase							:       int          =       re.compile(R'''(_{2,})''')

__lowerCAmelCase							:       Tuple          =       R'''^\w+(\.\w+)*$'''

__lowerCAmelCase							:       Any          =       R'''<>:/\|?*'''
def 						__lowerCAmelCase    (		__UpperCamelCase   :      Dict     ):


						'''simple docstring'''






						snake_case_ :			Optional[Any]            =      _uppercase_uppercase_re.sub(r"""\1_\2"""       ,			__UpperCamelCase     )
						snake_case_ :			int            =      _lowercase_uppercase_re.sub(r"""\1_\2"""       ,			__UpperCamelCase     )
						return name.lower()
def 						__lowerCAmelCase    (		__UpperCamelCase   :      Union[str, Any]     ):


						'''simple docstring'''






						snake_case_ :			List[Any]            =      _single_underscore_re.split(__UpperCamelCase     )
						snake_case_ :			List[Any]            =      [_multiple_underscores_re.split(__UpperCamelCase     ) for n in name]
						return "".join(n.capitalize() for n in itertools.chain.from_iterable(__UpperCamelCase     ) if n != """"""     )
def 						__lowerCAmelCase    (		__UpperCamelCase   :      str     ):


						'''simple docstring'''






						if os.path.basename(__UpperCamelCase     ) != name:
												raise ValueError(F'Should be a dataset name, not a path: {name}'     )
						return camelcase_to_snakecase(__UpperCamelCase     )
def 						__lowerCAmelCase    (		__UpperCamelCase   :      Any       ,			__UpperCamelCase   :      Optional[Any]     ):


						'''simple docstring'''






						if os.path.basename(__UpperCamelCase     ) != name:
												raise ValueError(F'Should be a dataset name, not a path: {name}'     )
						if not re.match(_split_re       ,			__UpperCamelCase     ):
												raise ValueError(F'Split name should match \'{_split_re}\'\' but got \'{split}\'.'     )
						return F'{filename_prefix_for_name(__UpperCamelCase     )}-{split}'
def 						__lowerCAmelCase    (		__UpperCamelCase   :      int       ,			__UpperCamelCase   :      Tuple       ,			__UpperCamelCase   :      List[Any]       ,			__UpperCamelCase   :      int=None     ):


						'''simple docstring'''






						snake_case_ :			List[Any]            =      filename_prefix_for_split(__UpperCamelCase       ,			__UpperCamelCase     )
						if filetype_suffix:
												prefix += F'.{filetype_suffix}'
						snake_case_ :			Optional[int]            =      os.path.join(__UpperCamelCase       ,			__UpperCamelCase     )
						return F'{filepath}*'






def 						__lowerCAmelCase    (		__UpperCamelCase   :      int       ,			__UpperCamelCase   :      str       ,			__UpperCamelCase   :      int       ,			__UpperCamelCase   :      Tuple=None       ,			__UpperCamelCase   :      Union[str, Any]=None     ):


						'''simple docstring'''






						snake_case_ :			Union[str, Any]            =      filename_prefix_for_split(__UpperCamelCase       ,			__UpperCamelCase     )
						snake_case_ :			Optional[Any]            =      os.path.join(__UpperCamelCase       ,			__UpperCamelCase     )

						if shard_lengths:
												snake_case_ :			Optional[Any]            =      len(__UpperCamelCase     )
												snake_case_ :			int            =      [F'{prefix}-{shard_id:05d}-of-{num_shards:05d}' for shard_id in range(__UpperCamelCase     )]
												if filetype_suffix:
																		snake_case_ :			Optional[Any]            =      [filename + F'.{filetype_suffix}' for filename in filenames]
												return filenames
						else:
												snake_case_ :			int            =      prefix
												if filetype_suffix:
																		filename += F'.{filetype_suffix}'
												return [filename]



import numpy as np





class   UpperCamelCase_      :







						'''simple docstring'''



						def __init__(			self							:List[Any]     )  ->Any:
										lowercase         =      (0, 0)
										lowercase         =      None
										lowercase         =      0
										lowercase         =      0
										lowercase         =      0





						def __eq__(			self							:Optional[int]		,    lowerCAmelCase__							:Any     )  ->Optional[int]:
										return self.position == cell.position





						def        SCREAMING_SNAKE_CASE(			self							:Optional[Any]     )  ->Optional[Any]:
										print(self.position     )





class   UpperCamelCase_      :







						'''simple docstring'''



						def __init__(			self							:Optional[Any]		,    lowerCAmelCase__							:Tuple=(5, 5)     )  ->str:
										lowercase         =      np.zeros(lowerCAmelCase__     )
										lowercase         =      world_size[0]
										lowercase         =      world_size[1]





						def        SCREAMING_SNAKE_CASE(			self							:List[Any]     )  ->Optional[int]:
										print(self.w     )





						def        SCREAMING_SNAKE_CASE(			self							:Optional[int]		,    lowerCAmelCase__							:Optional[Any]     )  ->Optional[Any]:
										lowercase         =      [
										    (-1, -1),
										    (-1, 0),
										    (-1, 1),
										    (0, -1),
										    (0, 1),
										    (1, -1),
										    (1, 0),
										    (1, 1),
										]
										lowercase         =      cell.position[0]
										lowercase         =      cell.position[1]
										lowercase         =      []
										for n in neughbour_cord:
														lowercase         =      current_x + n[0]
														lowercase         =      current_y + n[1]
														if 0 <= x < self.world_x_limit and 0 <= y < self.world_y_limit:
																		lowercase         =      Cell()
																		lowercase         =      (x, y)
																		lowercase         =      cell
																		neighbours.append(lowerCAmelCase__     )
										return neighbours




def  __snake_case							(	__magic_name__		,    __magic_name__		,    __magic_name__						):







				'''simple docstring'''


				lowercase         =      []
				lowercase         =      []
				_open.append(__magic_name__						)

				while _open:
								lowercase         =      np.argmin([n.f for n in _open]						)
								lowercase         =      _open[min_f]
								_closed.append(_open.pop(__magic_name__						)						)
								if current == goal:
												break
								for n in world.get_neigbours(__magic_name__						):
												for c in _closed:
																if c == n:
																				continue
												lowercase         =      current.g + 1
												lowercase     ,	lowercase         =      n.position
												lowercase     ,	lowercase         =      goal.position
												lowercase         =      (ya - ya) ** 2 + (xa - xa) ** 2
												lowercase         =      n.h + n.g

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


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