




'''simple docstring'''


from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_sentencepiece_available


UpperCAmelCase_ 		=      {}

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

if TYPE_CHECKING:
  try:
    if not is_sentencepiece_available():
      raise OptionalDependencyNotAvailable()
  except OptionalDependencyNotAvailable:
    pass
  else:
    from .tokenization_bartpho import BartphoTokenizer

else:
  import sys

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








'''simple docstring'''


from typing import List, Optional, TypeVar

from .arrow_dataset import Dataset, _concatenate_map_style_datasets, _interleave_map_style_datasets
from .dataset_dict import DatasetDict, IterableDatasetDict
from .info import DatasetInfo
from .iterable_dataset import IterableDataset, _concatenate_iterable_datasets, _interleave_iterable_datasets
from .splits import NamedSplit
from .utils import logging
from .utils.py_utils import Literal


UpperCAmelCase_ 		=      logging.get_logger(__name__)


UpperCAmelCase_ 		=      TypeVar("DatasetType", Dataset, IterableDataset)


def 						SCREAMING_SNAKE_CASE       (      a_	:							List[DatasetType]				,					a_	:							Optional[List[float]] = None				,					a_	:							Optional[int] = None				,					a_	:							Optional[DatasetInfo] = None				,					a_	:							Optional[NamedSplit] = None				,					a_	:							Literal["first_exhausted", "all_exhausted"] = "first_exhausted"				,					):
  from .arrow_dataset import Dataset
  from .iterable_dataset import IterableDataset

  if not datasets:
    raise ValueError('Unable to interleave an empty list of datasets.'			)
  for i, dataset in enumerate(a_			):
    if not isinstance(a_				,					(Dataset, IterableDataset)			):
      if isinstance(a_				,					(DatasetDict, IterableDatasetDict)			):
        if not dataset:
          raise ValueError(
              f"Expected a list of Dataset objects or a list of IterableDataset objects, but element at position {i} "
              'is an empty dataset dictionary.'			)
        raise ValueError(
            f"Dataset at position {i} has at least one split: {list(a_			)}\n"
            f"Please pick one to interleave with the other datasets, for example: dataset['{next(iter(a_			)			)}']"			)
      raise ValueError(
          f"Expected a list of Dataset objects or a list of IterableDataset objects, but element at position {i} is a {type(a_			).__name__}."			)
    if i == 0:
      __a	,       __a			=					(
          (Dataset, IterableDataset) if isinstance(a_				,					a_			) else (IterableDataset, Dataset)
      )
    elif not isinstance(a_				,					a_			):
      raise ValueError(
          f"Unable to interleave a {dataset_type.__name__} (at position 0) with a {other_type.__name__} (at position {i}). Expected a list of Dataset objects or a list of IterableDataset objects."			)
  if stopping_strategy not in ["first_exhausted", "all_exhausted"]:
    raise ValueError(f"{stopping_strategy} is not supported. Please enter a valid stopping_strategy."			)
  if dataset_type is Dataset:
    return _interleave_map_style_datasets(
        a_				,					a_				,					a_				,					info=a_				,					split=a_				,					stopping_strategy=a_			)
  else:
    return _interleave_iterable_datasets(
        a_				,					a_				,					a_				,					info=a_				,					split=a_				,					stopping_strategy=a_			)


def 						SCREAMING_SNAKE_CASE       (      a_	:							List[DatasetType]				,					a_	:							Optional[DatasetInfo] = None				,					a_	:							Optional[NamedSplit] = None				,					a_	:							int = 0				,					):

  if not dsets:
    raise ValueError('Unable to concatenate an empty list of datasets.'			)
  for i, dataset in enumerate(a_			):
    if not isinstance(a_				,					(Dataset, IterableDataset)			):
      if isinstance(a_				,					(DatasetDict, IterableDatasetDict)			):
        if not dataset:
          raise ValueError(
              f"Expected a list of Dataset objects or a list of IterableDataset objects, but element at position {i} "
              'is an empty dataset dictionary.'			)
        raise ValueError(
            f"Dataset at position {i} has at least one split: {list(a_			)}\n"
            f"Please pick one to interleave with the other datasets, for example: dataset['{next(iter(a_			)			)}']"			)
      raise ValueError(
          f"Expected a list of Dataset objects or a list of IterableDataset objects, but element at position {i} is a {type(a_			).__name__}."			)
    if i == 0:
      __a	,       __a			=					(
          (Dataset, IterableDataset) if isinstance(a_				,					a_			) else (IterableDataset, Dataset)
      )
    elif not isinstance(a_				,					a_			):
      raise ValueError(
          f"Unable to interleave a {dataset_type.__name__} (at position 0) with a {other_type.__name__} (at position {i}). Expected a list of Dataset objects or a list of IterableDataset objects."			)
  if dataset_type is Dataset:
    return _concatenate_map_style_datasets(a_				,					info=a_				,					split=a_				,					axis=a_			)
  else:
    return _concatenate_iterable_datasets(a_				,					info=a_				,					split=a_				,					axis=a_			)



