


import heapq as hq
import math
from collections.abc import Iterator


class     __UpperCAmelCase							:


     """simple docstring"""


     def __init__(	self  ,       __A    ):
        __a					=  str(id_    )
        __a					=  None
        __a					=  None
        __a					=  []
        __a					=  {}  # {vertex:distance}


     def __lt__(	self  ,       __A    ):
        return self.key < other.key


     def __repr__(	self    ):
        return self.id


     def 	snake_case_  (	self  ,       __A    ):
        self.neighbors.append(__A    )


     def 	snake_case_  (	self  ,       __A  ,       __A    ):
        __a					=  weight







def  a   (lowerCAmelCase__		,				lowerCAmelCase__		,				lowerCAmelCase__		,				lowerCAmelCase__   ):
   # add the neighbors:
   graph[a - 1].add_neighbor(graph[b - 1]   )
   graph[b - 1].add_neighbor(graph[a - 1]   )
   # add the edges:
   graph[a - 1].add_edge(graph[b - 1]		,				lowerCAmelCase__   )
   graph[b - 1].add_edge(graph[a - 1]		,				lowerCAmelCase__   )




def  a   (lowerCAmelCase__		,				lowerCAmelCase__   ):
   __a					=  []
   for u in graph:
      __a					=  math.inf
      __a					=  None
   __a					=  0
   __a					=  graph[:]
   while q:
      __a					=  min(lowerCAmelCase__   )
      q.remove(lowerCAmelCase__   )
      for v in u.neighbors:
         if (v in q) and (u.edges[v.id] < v.key):
            __a					=  u
            __a					=  u.edges[v.id]
   for i in range(1		,				len(lowerCAmelCase__   )   ):
      a.append((int(graph[i].id   ) + 1, int(graph[i].pi.id   ) + 1)   )
   return a




def  a   (lowerCAmelCase__		,				lowerCAmelCase__   ):
   for u in graph:
      __a					=  math.inf
      __a					=  None
   __a					=  0

   __a					=  list(lowerCAmelCase__   )
   hq.heapify(lowerCAmelCase__   )

   while h:
      __a					=  hq.heappop(lowerCAmelCase__   )
      for v in u.neighbors:
         if (v in h) and (u.edges[v.id] < v.key):
            __a					=  u
            __a					=  u.edges[v.id]
            hq.heapify(lowerCAmelCase__   )

   for i in range(1		,				len(lowerCAmelCase__   )   ):
      yield (int(graph[i].id   ) + 1, int(graph[i].pi.id   ) + 1)




def  a   ():
   pass


if __name__ == "__main__":
  import doctest

  doctest.testmod()







from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available


SCREAMING_SNAKE_CASE							    =							{'configuration_wavlm': ['WAVLM_PRETRAINED_CONFIG_ARCHIVE_MAP', 'WavLMConfig']}

try:
  if not is_torch_available():
    raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
  pass
else:
  SCREAMING_SNAKE_CASE							    =							[
      'WAVLM_PRETRAINED_MODEL_ARCHIVE_LIST',
      'WavLMForAudioFrameClassification',
      'WavLMForCTC',
      'WavLMForSequenceClassification',
      'WavLMForXVector',
      'WavLMModel',
      'WavLMPreTrainedModel',
  ]

if TYPE_CHECKING:
  from .configuration_wavlm import WAVLM_PRETRAINED_CONFIG_ARCHIVE_MAP, WavLMConfig

  try:
    if not is_torch_available():
      raise OptionalDependencyNotAvailable()
  except OptionalDependencyNotAvailable:
    pass
  else:
    from .modeling_wavlm import (
        WAVLM_PRETRAINED_MODEL_ARCHIVE_LIST,
        WavLMForAudioFrameClassification,
        WavLMForCTC,
        WavLMForSequenceClassification,
        WavLMForXVector,
        WavLMModel,
        WavLMPreTrainedModel,
    )

else:
  import sys

  SCREAMING_SNAKE_CASE							    =							_LazyModule(__name__, globals()['__file__'], _import_structure, module_spec=__spec__)



