



'''simple docstring'''



from __future__ import annotations

from random import random
from typing import Generic, TypeVar

lowerCamelCase	 =       TypeVar("""KT""")
lowerCamelCase	 =       TypeVar("""VT""")





class _UpperCamelCase		(     Generic[KT, VT]		):





    '''simple docstring'''





    def __init__(							self  :  Union[str, Any]  ,       _lowerCAmelCase  :  KT | str = "root"  ,       _lowerCAmelCase  :  VT | None = None):







           '''simple docstring'''

           __lowercase       	=key
           __lowercase       	=value
           __lowercase       	=[]

    def __repr__(							self  :  str):







           '''simple docstring'''

           return f"""Node({self.key}: {self.value})"""

    @property
    def 				__lowerCamelCase     (							self  :  Union[str, Any]):







           '''simple docstring'''

           return len(self.forward)





class _UpperCamelCase		(     Generic[KT, VT]		):





    '''simple docstring'''





    def __init__(							self  :  int  ,       _lowerCAmelCase  :  float = 0.5  ,       _lowerCAmelCase  :  int = 1_6):







           '''simple docstring'''

           __lowercase       	=Node[KT, VT]()
           __lowercase       	=0
           __lowercase       	=p
           __lowercase       	=max_level

    def __str__(							self  :  List[str]):







           '''simple docstring'''

           __lowercase       	=list(self)

           if len(A_) == 0:
                  return f"""SkipList(level={self.level})"""

           __lowercase       	=max((len(str(A_)) for item in items)  ,       default=4)
           __lowercase       	=max(A_  ,       4) + 4

           __lowercase       	=self.head
           __lowercase       	=[]

           __lowercase       	=node.forward.copy()
           lines.append(f"""[{node.key}]""".ljust(A_  ,       '-') + '* ' * len(A_))
           lines.append(' ' * label_size + '| ' * len(A_))

           while len(node.forward) != 0:
                  __lowercase       	=node.forward[0]

                  lines.append(
                      f"""[{node.key}]""".ljust(A_  ,       '-')
                      + ' '.join(str(n.key) if n.key == node.key else '|' for n in forwards))
                  lines.append(' ' * label_size + '| ' * len(A_))
                  __lowercase       	=node.forward

           lines.append('None'.ljust(A_) + '* ' * len(A_))
           return f"""SkipList(level={self.level})\n""" + "\n".join(A_)

    def __iter__(							self  :  Optional[int]):







           '''simple docstring'''

           __lowercase       	=self.head

           while len(node.forward) != 0:
                  yield node.forward[0].key
                  __lowercase       	=node.forward[0]

    def 				__lowerCamelCase     (							self  :  List[str]):







           '''simple docstring'''

           __lowercase       	=1
           while random() < self.p and level < self.max_level:
                  level += 1

           return level

    def 				__lowerCamelCase     (							self  :  Dict  ,       _lowerCAmelCase  :  int):







           '''simple docstring'''

           __lowercase       	=[]

           __lowercase       	=self.head

           for i in reversed(range(self.level)):
                  # i < node.level - When node level is lesser than `i` decrement `i`.
                  # node.forward[i].key < key - Jumping to node with key value higher
                  #                             or equal to searched key would result
                  #                             in skipping searched key.
                  while i < node.level and node.forward[i].key < key:
                         __lowercase       	=node.forward[i]
                  # Each leftmost node (relative to searched node) will potentially have to
                  # be updated.
                  update_vector.append(A_)

           update_vector.reverse()  # Note that we were inserting values in reverse order.

           # len(node.forward) != 0 - If current node doesn't contain any further
           #                          references then searched key is not present.
           # node.forward[0].key == key - Next node key should be equal to search key
           #                              if key is present.
           if len(node.forward) != 0 and node.forward[0].key == key:
                  return node.forward[0], update_vector
           else:
                  return None, update_vector

    def 				__lowerCamelCase     (							self  :  List[Any]  ,       _lowerCAmelCase  :  KT):







           '''simple docstring'''

           __lowercase	,				__lowercase       	=self._locate_node(A_)

           if node is not None:
                  for i, update_node in enumerate(A_):
                         # Remove or replace all references to removed node.
                         if update_node.level > i and update_node.forward[i].key == key:
                                if node.level > i:
                                       __lowercase       	=node.forward[i]
                                else:
                                       __lowercase       	=update_node.forward[:i]

    def 				__lowerCamelCase     (							self  :  Tuple  ,       _lowerCAmelCase  :  KT  ,       _lowerCAmelCase  :  VT):







           '''simple docstring'''

           __lowercase	,				__lowercase       	=self._locate_node(A_)
           if node is not None:
                  __lowercase       	=value
           else:
                  __lowercase       	=self.random_level()

                  if level > self.level:
                         # After level increase we have to add additional nodes to head.
                         for _ in range(self.level - 1  ,       A_):
                                update_vector.append(self.head)
                         __lowercase       	=level

                  __lowercase       	=Node(A_  ,       A_)

                  for i, update_node in enumerate(update_vector[:level]):
                         # Change references to pass through new node.
                         if update_node.level > i:
                                new_node.forward.append(update_node.forward[i])

                         if update_node.level < i + 1:
                                update_node.forward.append(A_)
                         else:
                                __lowercase       	=new_node

    def 				__lowerCamelCase     (							self  :  str  ,       _lowerCAmelCase  :  VT):







           '''simple docstring'''

           __lowercase	,				__lowercase       	=self._locate_node(A_)

           if node is not None:
                  return node.value

           return None



def   _A       (   ):



       """simple docstring"""



       __lowercase       	=SkipList()
       skip_list.insert('Key1'  ,   3					)
       skip_list.insert('Key2'  ,   12					)
       skip_list.insert('Key3'  ,   41					)
       skip_list.insert('Key4'  ,   -19					)

       __lowercase       	=skip_list.head
       __lowercase       	={}
       while node.level != 0:
              __lowercase       	=node.forward[0]
              __lowercase       	=node.value

       assert len(_lowerCAmelCase					) == 4
       assert all_values["Key1"] == 3
       assert all_values["Key2"] == 12
       assert all_values["Key3"] == 41
       assert all_values["Key4"] == -19



def   _A       (   ):



       """simple docstring"""



       __lowercase       	=SkipList()
       skip_list.insert('Key1'  ,   10					)
       skip_list.insert('Key1'  ,   12					)

       skip_list.insert('Key5'  ,   7					)
       skip_list.insert('Key7'  ,   10					)
       skip_list.insert('Key10'  ,   5					)

       skip_list.insert('Key7'  ,   7					)
       skip_list.insert('Key5'  ,   5					)
       skip_list.insert('Key10'  ,   10					)

       __lowercase       	=skip_list.head
       __lowercase       	={}
       while node.level != 0:
              __lowercase       	=node.forward[0]
              __lowercase       	=node.value

       if len(_lowerCAmelCase					) != 4:
              print()
       assert len(_lowerCAmelCase					) == 4
       assert all_values["Key1"] == 12
       assert all_values["Key7"] == 7
       assert all_values["Key5"] == 5
       assert all_values["Key10"] == 10



def   _A       (   ):



       """simple docstring"""



       __lowercase       	=SkipList()
       assert skip_list.find('Some key'					) is None



def   _A       (   ):



       """simple docstring"""



       __lowercase       	=SkipList()

       skip_list.insert('Key2'  ,   20					)
       assert skip_list.find('Key2'					) == 20

       skip_list.insert('Some Key'  ,   10					)
       skip_list.insert('Key2'  ,   8					)
       skip_list.insert('V'  ,   13					)

       assert skip_list.find('Y'					) is None
       assert skip_list.find('Key2'					) == 8
       assert skip_list.find('Some Key'					) == 10
       assert skip_list.find('V'					) == 13



def   _A       (   ):



       """simple docstring"""



       __lowercase       	=SkipList()
       skip_list.delete('Some key'					)

       assert len(skip_list.head.forward					) == 0



def   _A       (   ):



       """simple docstring"""



       __lowercase       	=SkipList()

       skip_list.insert('Key1'  ,   12					)
       skip_list.insert('V'  ,   13					)
       skip_list.insert('X'  ,   14					)
       skip_list.insert('Key2'  ,   15					)

       skip_list.delete('V'					)
       skip_list.delete('Key2'					)

       assert skip_list.find('V'					) is None
       assert skip_list.find('Key2'					) is None



def   _A       (   ):



       """simple docstring"""



       __lowercase       	=SkipList()

       skip_list.insert('Key1'  ,   12					)
       skip_list.insert('V'  ,   13					)
       skip_list.insert('X'  ,   14					)
       skip_list.insert('Key2'  ,   15					)

       skip_list.delete('V'					)
       assert skip_list.find('V'					) is None
       assert skip_list.find('X'					) == 14
       assert skip_list.find('Key1'					) == 12
       assert skip_list.find('Key2'					) == 15

       skip_list.delete('X'					)
       assert skip_list.find('V'					) is None
       assert skip_list.find('X'					) is None
       assert skip_list.find('Key1'					) == 12
       assert skip_list.find('Key2'					) == 15

       skip_list.delete('Key1'					)
       assert skip_list.find('V'					) is None
       assert skip_list.find('X'					) is None
       assert skip_list.find('Key1'					) is None
       assert skip_list.find('Key2'					) == 15

       skip_list.delete('Key2'					)
       assert skip_list.find('V'					) is None
       assert skip_list.find('X'					) is None
       assert skip_list.find('Key1'					) is None
       assert skip_list.find('Key2'					) is None



def   _A       (   ):



       """simple docstring"""



       __lowercase       	=SkipList()

       skip_list.insert('Key1'  ,   12					)
       skip_list.insert('V'  ,   13					)
       skip_list.insert('X'  ,   142					)
       skip_list.insert('Key2'  ,   15					)

       skip_list.delete('X'					)

       def traverse_keys(_lowerCAmelCase					):
              yield node.key
              for forward_node in node.forward:
                     yield from traverse_keys(_lowerCAmelCase					)

       assert len(set(traverse_keys(skip_list.head					)					)					) == 4



def   _A       (   ):



       """simple docstring"""



       def is_sorted(_lowerCAmelCase					):
              return all(next_item >= item for item, next_item in zip(_lowerCAmelCase  ,   lst[1:]					)					)

       __lowercase       	=SkipList()
       for i in range(10					):
              skip_list.insert(_lowerCAmelCase  ,   _lowerCAmelCase					)
       assert is_sorted(list(_lowerCAmelCase					)					)
       skip_list.delete(5					)
       skip_list.delete(8					)
       skip_list.delete(2					)
       assert is_sorted(list(_lowerCAmelCase					)					)
       skip_list.insert(-12  ,   -12					)
       skip_list.insert(77  ,   77					)
       assert is_sorted(list(_lowerCAmelCase					)					)



def   _A       (   ):



       """simple docstring"""



       for _ in range(100					):
              # Repeat test 100 times due to the probabilistic nature of skip list
              # random values == random bugs
              test_insert()
              test_insert_overrides_existing_value()

              test_searching_empty_list_returns_none()
              test_search()

              test_deleting_item_from_empty_list_do_nothing()
              test_deleted_items_are_not_founded_by_find_method()
              test_delete_removes_only_given_key()
              test_delete_doesnt_leave_dead_nodes()

              test_iter_always_yields_sorted_values()



def   _A       (   ):



       """simple docstring"""



       __lowercase       	=SkipList()
       skip_list.insert(2  ,   '2'					)
       skip_list.insert(4  ,   '4'					)
       skip_list.insert(6  ,   '4'					)
       skip_list.insert(4  ,   '5'					)
       skip_list.insert(8  ,   '4'					)
       skip_list.insert(9  ,   '4'					)

       skip_list.delete(4					)

       print(_lowerCAmelCase					)


if __name__ == "__main__":
  import doctest

  doctest.testmod()
  main()








'''simple docstring'''



from typing import TYPE_CHECKING

from ...utils import _LazyModule


lowerCamelCase	 =       {"""tokenization_bertweet""": ["""BertweetTokenizer"""]}


if TYPE_CHECKING:
		from .tokenization_bertweet import BertweetTokenizer

else:
		import sys

		lowerCamelCase	 =       _LazyModule(__name__, globals()["""__file__"""], _import_structure, module_spec=__spec__)



