

'''simple docstring'''

from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available


UpperCAmelCase					 =	{
    '''configuration_bigbird_pegasus''': [
        '''BIGBIRD_PEGASUS_PRETRAINED_CONFIG_ARCHIVE_MAP''',
        '''BigBirdPegasusConfig''',
        '''BigBirdPegasusOnnxConfig''',
    ],
}

try:
       if not is_torch_available():
              raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
       pass
else:
       UpperCAmelCase					 =	[
           '''BIGBIRD_PEGASUS_PRETRAINED_MODEL_ARCHIVE_LIST''',
           '''BigBirdPegasusForCausalLM''',
           '''BigBirdPegasusForConditionalGeneration''',
           '''BigBirdPegasusForQuestionAnswering''',
           '''BigBirdPegasusForSequenceClassification''',
           '''BigBirdPegasusModel''',
           '''BigBirdPegasusPreTrainedModel''',
       ]


if TYPE_CHECKING:
       from .configuration_bigbird_pegasus import (
           BIGBIRD_PEGASUS_PRETRAINED_CONFIG_ARCHIVE_MAP,
           BigBirdPegasusConfig,
           BigBirdPegasusOnnxConfig,
       )

       try:
              if not is_torch_available():
                     raise OptionalDependencyNotAvailable()
       except OptionalDependencyNotAvailable:
              pass
       else:
              from .modeling_bigbird_pegasus import (
                  BIGBIRD_PEGASUS_PRETRAINED_MODEL_ARCHIVE_LIST,
                  BigBirdPegasusForCausalLM,
                  BigBirdPegasusForConditionalGeneration,
                  BigBirdPegasusForQuestionAnswering,
                  BigBirdPegasusForSequenceClassification,
                  BigBirdPegasusModel,
                  BigBirdPegasusPreTrainedModel,
              )


else:
       import sys

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





'''simple docstring'''

def 					__UpperCamelCase				(						lowercase__    :	list[int]			):






     '''simple docstring'''





     if not nums:  # Makes sure that the list is not empty
          raise ValueError('List is empty'			)

     __lowercase      		=sum(lowercase__			) / len(lowercase__			)  # Calculate the average
     return sum(abs(x - average			) for x in nums			) / len(lowercase__			)


if __name__ == "__main__":
       import doctest

       doctest.testmod()


