





"""simple docstring"""





import numpy as np






class 					_lowerCAmelCase   :
       """simple docstring"""




       def __init__(    self      ):



         '''simple docstring'''

         lowerCAmelCase__			:List[str]											=							(0, 0)
         lowerCAmelCase__			:Optional[int]											=							None
         lowerCAmelCase__			:List[str]											=							0
         lowerCAmelCase__			:str											=							0
         lowerCAmelCase__			:Dict											=							0






       def __eq__(    self    , __UpperCAmelCase      ):



         '''simple docstring'''

         return self.position == cell.position






       def      snake_case						(    self      ):



         '''simple docstring'''

         print(self.position      )






class 					_lowerCAmelCase   :
       """simple docstring"""




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



         '''simple docstring'''

         lowerCAmelCase__			:Optional[int]											=							np.zeros(__UpperCAmelCase      )
         lowerCAmelCase__			:Tuple											=							world_size[0]
         lowerCAmelCase__			:Dict											=							world_size[1]






       def      snake_case						(    self      ):



         '''simple docstring'''

         print(self.w      )






       def      snake_case						(    self    , __UpperCAmelCase      ):



         '''simple docstring'''

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






def  __A   (_SCREAMING_SNAKE_CASE     ,   _SCREAMING_SNAKE_CASE     ,   _SCREAMING_SNAKE_CASE			)					->List[str]:





  """simple docstring"""


  lowerCAmelCase__			:List[str]											=							[]
  lowerCAmelCase__			:Optional[Any]											=							[]
  _open.append(_SCREAMING_SNAKE_CASE			)

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

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


if __name__ == "__main__":
  __A											=		Gridworld()
  # Start position and goal
  __A											=		Cell()
  __A											=		(0, 0)
  __A											=		Cell()
  __A											=		(4, 4)
  print(F'''path from {start.position} to {goal.position}''')
  __A											=		astar(world, start, goal)
  #   Just for visual reasons.
  for i in s:
    __A											=		1
  print(world.w)







"""simple docstring"""





from __future__ import annotations

__A											=		1.6_021e-19  # units = C
def  __A   (_SCREAMING_SNAKE_CASE     ,   _SCREAMING_SNAKE_CASE     ,   _SCREAMING_SNAKE_CASE     ,   )					->tuple[str, float]:





  """simple docstring"""


  if (conductivity, electron_conc, mobility).count(0			) != 1:
    raise ValueError('You cannot supply more or less than 2 values'			)
  elif conductivity < 0:
    raise ValueError('Conductivity cannot be negative'			)
  elif electron_conc < 0:
    raise ValueError('Electron concentration cannot be negative'			)
  elif mobility < 0:
    raise ValueError('mobility cannot be negative'			)
  elif conductivity == 0:
    return (
        "conductivity",
        mobility * electron_conc * ELECTRON_CHARGE,
    )
  elif electron_conc == 0:
    return (
        "electron_conc",
        conductivity / (mobility * ELECTRON_CHARGE),
    )
  else:
    return (
        "mobility",
        conductivity / (electron_conc * ELECTRON_CHARGE),
    )


if __name__ == "__main__":
  import doctest

  doctest.testmod()
