

'''simple docstring'''






from collections.abc import Callable






class      lowercase_      :




  """simple docstring"""




  def __init__( self  :	Optional[int]   ,lowercase__  :	Callable | None = None     ):
   # Stores actual heap items.
   __lowercase				    =					[]
   # Stores indexes of each item for supporting updates and deletion.
   __lowercase				    =					{}
   # Stores current size of heap.
   __lowercase				    =					0
   # Stores function used to evaluate the score of an item on which basis ordering
   # will be done.
   __lowercase				    =					key or (lambda lowercase__     : x)






  def    SCREAMING_SNAKE_CASE ( self  :	Tuple   ,lowercase__  :	int     ):
   return int((i - 1) / 2     ) if i > 0 else None






  def    SCREAMING_SNAKE_CASE ( self  :	Optional[int]   ,lowercase__  :	int     ):
   __lowercase				    =					int(2 * i + 1     )
   return left if 0 < left < self.size else None






  def    SCREAMING_SNAKE_CASE ( self  :	Optional[Any]   ,lowercase__  :	int     ):
   __lowercase				    =					int(2 * i + 2     )
   return right if 0 < right < self.size else None






  def    SCREAMING_SNAKE_CASE ( self  :	List[Any]   ,lowercase__  :	int   ,lowercase__  :	int     ):
   __lowercase    ,      __lowercase				    =					(
       self.pos_map[self.arr[j][0]],
       self.pos_map[self.arr[i][0]],
   )
   # Then swap the items in the list.
   __lowercase    ,      __lowercase				    =					self.arr[j], self.arr[i]






  def    SCREAMING_SNAKE_CASE ( self  :	Any   ,lowercase__  :	int   ,lowercase__  :	int     ):
   return self.arr[i][1] < self.arr[j][1]






  def    SCREAMING_SNAKE_CASE ( self  :	int   ,lowercase__  :	int     ):
   __lowercase				    =					self._left(lowercase__     )
   __lowercase				    =					self._right(lowercase__     )
   __lowercase				    =					i

   if left is not None and not self._cmp(lowercase__   ,lowercase__     ):
    __lowercase				    =					left
   if right is not None and not self._cmp(lowercase__   ,lowercase__     ):
    __lowercase				    =					right

   return valid_parent






  def    SCREAMING_SNAKE_CASE ( self  :	int   ,lowercase__  :	int     ):
   __lowercase				    =					self._parent(lowercase__     )
   while parent is not None and not self._cmp(lowercase__   ,lowercase__     ):
    self._swap(lowercase__   ,lowercase__     )
    __lowercase    ,      __lowercase				    =					parent, self._parent(lowercase__     )






  def    SCREAMING_SNAKE_CASE ( self  :	Optional[int]   ,lowercase__  :	int     ):
   __lowercase				    =					self._get_valid_parent(lowercase__     )
   while valid_parent != index:
    self._swap(lowercase__   ,lowercase__     )
    __lowercase    ,      __lowercase				    =					valid_parent, self._get_valid_parent(lowercase__     )






  def    SCREAMING_SNAKE_CASE ( self  :	Any   ,lowercase__  :	int   ,lowercase__  :	int     ):
   if item not in self.pos_map:
    return
   __lowercase				    =					self.pos_map[item]
   __lowercase				    =					[item, self.key(lowercase__     )]
   # Make sure heap is right in both up and down direction.
   # Ideally only one of them will make any change.
   self._heapify_up(lowercase__     )
   self._heapify_down(lowercase__     )






  def    SCREAMING_SNAKE_CASE ( self  :	int   ,lowercase__  :	int     ):
   if item not in self.pos_map:
    return
   __lowercase				    =					self.pos_map[item]
   del self.pos_map[item]
   __lowercase				    =					self.arr[self.size - 1]
   __lowercase				    =					index
   self.size -= 1
   # Make sure heap is right in both up and down direction. Ideally only one
   # of them will make any change- so no performance loss in calling both.
   if self.size > index:
    self._heapify_up(lowercase__     )
    self._heapify_down(lowercase__     )






  def    SCREAMING_SNAKE_CASE ( self  :	List[str]   ,lowercase__  :	int   ,lowercase__  :	int     ):
   __lowercase				    =					len(self.arr     )
   if arr_len == self.size:
    self.arr.append([item, self.key(lowercase__     )]     )
   else:
    __lowercase				    =					[item, self.key(lowercase__     )]
   __lowercase				    =					self.size
   self.size += 1
   self._heapify_up(self.size - 1     )






  def    SCREAMING_SNAKE_CASE ( self  :	List[Any]     ):
   return self.arr[0] if self.size else None






  def    SCREAMING_SNAKE_CASE ( self  :	Union[str, Any]     ):
   __lowercase				    =					self.get_top()
   if top_item_tuple:
    self.delete_item(top_item_tuple[0]     )
   return top_item_tuple


def 						_A	(       ):






 """simple docstring"""





if __name__ == "__main__":
 import doctest

 doctest.testmod()



import importlib.metadata
import operator
import re
import sys
from typing import Optional

from packaging import version


lowercase   =	{
    '''<''': operator.lt,
    '''<=''': operator.le,
    '''==''': operator.eq,
    '''!=''': operator.ne,
    '''>=''': operator.ge,
    '''>''': operator.gt,
}



def   __lowerCAmelCase    (				UpperCAmelCase__					:   Tuple      ,					UpperCAmelCase__					:   int      ,					UpperCAmelCase__					:   Optional[int]      ,					UpperCAmelCase__					:   Optional[int]      ,					UpperCAmelCase__					:   Optional[int]      ,					UpperCAmelCase__					:   int							)	->     Union[str, Any]:
							if got_ver is None or want_ver is None:
														raise ValueError(
														    F'''Unable to compare versions for {requirement}: need={want_ver} found={got_ver}. This is unusual. Consider'''
														    F''' reinstalling {pkg}.'''							)
							if not ops[op](version.parse(UpperCAmelCase__							)      ,					version.parse(UpperCAmelCase__							)							):
														raise ImportError(
														    F'''{requirement} is required for a normal functioning of this module, but found {pkg}=={got_ver}.{hint}'''							)



def   __lowerCAmelCase    (				UpperCAmelCase__					:   str      ,					UpperCAmelCase__					:   Optional[str] = None							)	->     None:
							lowerCamelCase_					=       F'''\n{hint}''' if hint is not None else """"""

							# non-versioned check
							if re.match(R"""^[\w_\-\d]+$"""      ,					UpperCAmelCase__							):
														lowerCamelCase_	, lowerCamelCase_	, lowerCamelCase_					=       requirement, None, None
							else:
														lowerCamelCase_					=       re.findall(R"""^([^!=<>\s]+)([\s!=<>]{1,2}.+)"""      ,					UpperCAmelCase__							)
														if not match:
																					raise ValueError(
																					    """requirement needs to be in the pip package format, .e.g., package_a==1.23, or package_b>=1.23, but"""
																					    F''' got {requirement}'''							)
														lowerCamelCase_	, lowerCamelCase_					=       match[0]
														lowerCamelCase_					=       want_full.split(""","""							)  # there could be multiple requirements
														lowerCamelCase_					=       {}
														for w in want_range:
																					lowerCamelCase_					=       re.findall(R"""^([\s!=<>]{1,2})(.+)"""      ,					UpperCAmelCase__							)
																					if not match:
																												raise ValueError(
																												    """requirement needs to be in the pip package format, .e.g., package_a==1.23, or package_b>=1.23,"""
																												    F''' but got {requirement}'''							)
																					lowerCamelCase_	, lowerCamelCase_					=       match[0]
																					lowerCamelCase_					=       want_ver
																					if op not in ops:
																												raise ValueError(F'''{requirement}: need one of {list(ops.keys()							)}, but got {op}'''							)

    # special case
							if pkg == "python":
														lowerCamelCase_					=       """.""".join([str(UpperCAmelCase__							) for x in sys.version_info[:3]]							)
														for op, want_ver in wanted.items():
																					_compare_versions(UpperCAmelCase__      ,					UpperCAmelCase__      ,					UpperCAmelCase__      ,					UpperCAmelCase__      ,					UpperCAmelCase__      ,					UpperCAmelCase__							)
														return

							# check if any version is installed
							try:
														lowerCamelCase_					=       importlib.metadata.version(UpperCAmelCase__							)
							except importlib.metadata.PackageNotFoundError:
														raise importlib.metadata.PackageNotFoundError(
														    F'''The \'{requirement}\' distribution was not found and is required by this application. {hint}'''							)

							# check that the right version is installed if version number or a range was provided
							if want_ver is not None:
														for op, want_ver in wanted.items():
																					_compare_versions(UpperCAmelCase__      ,					UpperCAmelCase__      ,					UpperCAmelCase__      ,					UpperCAmelCase__      ,					UpperCAmelCase__      ,					UpperCAmelCase__							)



def   __lowerCAmelCase    (				UpperCAmelCase__					:   List[str]							)	->     Dict:
							lowerCamelCase_					=       """Try: pip install transformers -U or pip install -e '.[dev]' if you're working with git main"""
							return require_version(UpperCAmelCase__      ,					UpperCAmelCase__							)





