'''simple docstring'''




from __future__ import annotations

from collections.abc import Generator



def 						__snake_case (       lowerCAmelCase			):
 if not isinstance(lowerCAmelCase      ,  lowerCAmelCase			) or n < 1:
  raise Exception('Sequence only defined for positive integers'			)

 yield n
 while n != 1:
  if n % 2 == 0:
   n //= 2
  else:
   __UpperCAmelCase         =					3 * n + 1
  yield n



def 						__snake_case (       ):
 __UpperCAmelCase         =					43
 __UpperCAmelCase         =					tuple(collatz_sequence(lowerCAmelCase			)			)
 print(lowerCAmelCase			)
 print(F"""Collatz sequence from {n} took {len(lowerCAmelCase			)} steps."""			)


if __name__ == "__main__":
     main()




'''simple docstring'''




from typing import TYPE_CHECKING

from ...utils import (
    OptionalDependencyNotAvailable,
    _LazyModule,
    is_torch_available,
)


_UpperCamelCase				:		int       			=		{
    'configuration_align': [
        'ALIGN_PRETRAINED_CONFIG_ARCHIVE_MAP',
        'AlignConfig',
        'AlignTextConfig',
        'AlignVisionConfig',
    ],
    'processing_align': ['AlignProcessor'],
}

try:
     if not is_torch_available():
          raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
     pass
else:
     _UpperCamelCase				:		Optional[Any]       			=		[
         'ALIGN_PRETRAINED_MODEL_ARCHIVE_LIST',
         'AlignModel',
         'AlignPreTrainedModel',
         'AlignTextModel',
         'AlignVisionModel',
     ]

if TYPE_CHECKING:
     from .configuration_align import (
         ALIGN_PRETRAINED_CONFIG_ARCHIVE_MAP,
         AlignConfig,
         AlignTextConfig,
         AlignVisionConfig,
     )
     from .processing_align import AlignProcessor

     try:
          if not is_torch_available():
               raise OptionalDependencyNotAvailable()
     except OptionalDependencyNotAvailable:
          pass
     else:
          from .modeling_align import (
              ALIGN_PRETRAINED_MODEL_ARCHIVE_LIST,
              AlignModel,
              AlignPreTrainedModel,
              AlignTextModel,
              AlignVisionModel,
          )

else:
     import sys

     _UpperCamelCase				:		str       			=		_LazyModule(__name__, globals()['__file__'], _import_structure, module_spec=__spec__)



