




"""simple docstring"""



from __future__ import annotations

import time

SCREAMING_SNAKE_CASE    =	list[tuple[int, int]]

SCREAMING_SNAKE_CASE    =	[
    [0, 0, 0, 0, 0, 0, 0],
    [0, 1, 0, 0, 0, 0, 0],  # 0 are free path whereas 1's are obstacles
    [0, 0, 0, 0, 0, 0, 0],
    [0, 0, 1, 0, 0, 0, 0],
    [1, 0, 1, 0, 0, 0, 0],
    [0, 0, 0, 0, 0, 0, 0],
    [0, 0, 0, 0, 1, 0, 0],
]

SCREAMING_SNAKE_CASE    =	[[-1, 0], [0, -1], [1, 0], [0, 1]]  # up, left, down, right




class      UpperCAmelCase_  :




    def __init__(   self						:	int     ,			snake_case_						:	int     ,			snake_case_						:	int     ,			snake_case_						:	int     ,			snake_case_						:	int     ,			snake_case_						:	Node | None				)				->							int:




     '''simple docstring'''

     A__	=    pos_x
     A__	=    pos_y
     A__	=    (pos_y, pos_x)
     A__	=    goal_x
     A__	=    goal_y
     A__	=    parent






class      UpperCAmelCase_  :




    def __init__(   self						:	Optional[int]     ,			snake_case_						:	tuple[int, int]     ,			snake_case_						:	tuple[int, int]				)				->							Any:




     '''simple docstring'''

     A__	=    Node(start[1]     ,			start[0]     ,			goal[1]     ,			goal[0]     ,			snake_case_				)
     A__	=    Node(goal[1]     ,			goal[0]     ,			goal[1]     ,			goal[0]     ,			snake_case_				)

     A__	=    [self.start]
     A__	=    False




    def 							__magic_name__							(   self						:	Tuple				)				->							Path | None:




     '''simple docstring'''

     while self.node_queue:
      A__	=    self.node_queue.pop(0				)

      if current_node.pos == self.target.pos:
       A__	=    True
       return self.retrace_path(snake_case_				)

      A__	=    self.get_successors(snake_case_				)

      for node in successors:
       self.node_queue.append(snake_case_				)

     if not self.reached:
      return [self.start.pos]
     return None




    def 							__magic_name__							(   self						:	Any     ,			snake_case_						:	Node				)				->							list[Node]:




     '''simple docstring'''

     A__	=    []
     for action in delta:
      A__	=    parent.pos_x + action[1]
      A__	=    parent.pos_y + action[0]
      if not (0 <= pos_x <= len(grid[0]				) - 1 and 0 <= pos_y <= len(snake_case_				) - 1):
       continue

      if grid[pos_y][pos_x] != 0:
       continue

      successors.append(
          Node(snake_case_     ,			snake_case_     ,			self.target.pos_y     ,			self.target.pos_x     ,			snake_case_				)				)
     return successors




    def 							__magic_name__							(   self						:	List[str]     ,			snake_case_						:	Node | None				)				->							Path:




     '''simple docstring'''

     A__	=    node
     A__	=    []
     while current_node is not None:
      path.append((current_node.pos_y, current_node.pos_x)				)
      A__	=    current_node.parent
     path.reverse()
     return path






class      UpperCAmelCase_  :




    def __init__(   self						:	List[Any]     ,			snake_case_						:	List[Any]     ,			snake_case_						:	int				)				->							Union[str, Any]:




     '''simple docstring'''

     A__	=    BreadthFirstSearch(snake_case_     ,			snake_case_				)
     A__	=    BreadthFirstSearch(snake_case_     ,			snake_case_				)
     A__	=    False




    def 							__magic_name__							(   self						:	str				)				->							Path | None:




     '''simple docstring'''

     while self.fwd_bfs.node_queue or self.bwd_bfs.node_queue:
      A__	=    self.fwd_bfs.node_queue.pop(0				)
      A__	=    self.bwd_bfs.node_queue.pop(0				)

      if current_bwd_node.pos == current_fwd_node.pos:
       A__	=    True
       return self.retrace_bidirectional_path(
           snake_case_     ,			snake_case_				)

      A__	=    current_bwd_node
      A__	=    current_fwd_node

      A__	=    {
          self.fwd_bfs: self.fwd_bfs.get_successors(snake_case_				),
          self.bwd_bfs: self.bwd_bfs.get_successors(snake_case_				),
      }

      for bfs in [self.fwd_bfs, self.bwd_bfs]:
       for node in successors[bfs]:
        bfs.node_queue.append(snake_case_				)

     if not self.reached:
      return [self.fwd_bfs.start.pos]
     return None




    def 							__magic_name__							(   self						:	List[str]     ,			snake_case_						:	Node     ,			snake_case_						:	Node				)				->							Path:




     '''simple docstring'''

     A__	=    self.fwd_bfs.retrace_path(snake_case_				)
     A__	=    self.bwd_bfs.retrace_path(snake_case_				)
     bwd_path.pop()
     bwd_path.reverse()
     A__	=    fwd_path + bwd_path
     return path


if __name__ == "__main__":
      # all coordinates are given in format [y,x]
      import doctest

      doctest.testmod()
      SCREAMING_SNAKE_CASE    =	(0, 0)
      SCREAMING_SNAKE_CASE    =	(len(grid) - 1, len(grid[0]) - 1)
      for elem in grid:
            print(elem)

      SCREAMING_SNAKE_CASE    =	time.time()
      SCREAMING_SNAKE_CASE    =	BreadthFirstSearch(init, goal)
      SCREAMING_SNAKE_CASE    =	bfs.search()
      SCREAMING_SNAKE_CASE    =	time.time() - start_bfs_time

      print("Unidirectional BFS computation time : ", bfs_time)

      SCREAMING_SNAKE_CASE    =	time.time()
      SCREAMING_SNAKE_CASE    =	BidirectionalBreadthFirstSearch(init, goal)
      SCREAMING_SNAKE_CASE    =	bd_bfs.search()
      SCREAMING_SNAKE_CASE    =	time.time() - start_bd_bfs_time

      print("Bidirectional BFS computation time : ", bd_bfs_time)











"""simple docstring"""



from argparse import ArgumentParser

from .env import EnvironmentCommand







def   _SCREAMING_SNAKE_CASE       (							)						->		List[Any]:
 A__	=    ArgumentParser("Diffusers CLI tool"      ,			usage="diffusers-cli <command> [<args>]"						)
 A__	=    parser.add_subparsers(help="diffusers-cli command helpers"						)

 # Register commands
 EnvironmentCommand.register_subcommand(lowercase_						)

 # Let's go
 A__	=    parser.parse_args()

 if not hasattr(lowercase_      ,			"func"						):
  parser.print_help()
  exit(1						)

 # Run
 A__	=    args.func(lowercase_						)
 service.run()


if __name__ == "__main__":
      main()





