


"""simple docstring"""







from typing import TYPE_CHECKING

from ...utils import (
    OptionalDependencyNotAvailable,
    _LazyModule,
    is_sentencepiece_available,
    is_tokenizers_available,
    is_torch_available,
    is_vision_available,
)


__lowercase    					=      {"""processing_layoutxlm""": ["""LayoutXLMProcessor"""]}

try:
 if not is_sentencepiece_available():
  raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
 pass
else:
 __lowercase    					=      ["""LayoutXLMTokenizer"""]

try:
 if not is_tokenizers_available():
  raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
 pass
else:
 __lowercase    					=      ["""LayoutXLMTokenizerFast"""]

if TYPE_CHECKING:
 from .processing_layoutxlm import LayoutXLMProcessor

 try:
  if not is_sentencepiece_available():
   raise OptionalDependencyNotAvailable()
 except OptionalDependencyNotAvailable:
  pass
 else:
  from .tokenization_layoutxlm import LayoutXLMTokenizer

 try:
  if not is_tokenizers_available():
   raise OptionalDependencyNotAvailable()
 except OptionalDependencyNotAvailable:
  pass
 else:
  from .tokenization_layoutxlm_fast import LayoutXLMTokenizerFast

else:
 import sys

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










"""simple docstring"""







def      lowercase			(				A_       )->      bool:
  '''simple docstring'''







  if not all(x.isalpha() for x in string       ):
    raise ValueError("String must only contain alphabetic characters."       )

  a						:		Tuple      							=			sorted(string.lower()       )
  return len(A_       ) == len(set(A_       )       )


if __name__ == "__main__":
 __lowercase    					=      input("""Enter a string """).strip()

 __lowercase    					=      is_isogram(input_str)
 print(f'''{input_str} is {'an' if isogram else 'not an'} isogram.''')






