




import itertools
from dataclasses import dataclass
from typing import Optional

import pandas as pd
import pyarrow as pa

import datasets
from datasets.table import table_cast




@dataclass
class       __lowerCAmelCase				(							datasets.BuilderConfig):
       _a           =  None







class       __lowerCAmelCase				(							datasets.ArrowBasedBuilder):
       _a           =  PandasConfig






       def     SCREAMING_SNAKE_CASE			(      self:    Any ):
         return datasets.DatasetInfo(features=self.config.features )






       def     SCREAMING_SNAKE_CASE			(      self:    str				,    _lowerCAmelCase:    List[str] ):
         if not self.config.data_files:
           raise ValueError(F"At least one data file must be specified, but got data_files={self.config.data_files}" )
         lowercase			:int							=  dl_manager.download_and_extract(self.config.data_files )
         if isinstance(_lowerCAmelCase				,    (str, list, tuple) ):
           lowercase			:Union[str, Any]							=  data_files
           if isinstance(_lowerCAmelCase				,    _lowerCAmelCase ):
             lowercase			:str							=  [files]
           # Use `dl_manager.iter_files` to skip hidden files in an extracted archive
           lowercase			:Optional[int]							=  [dl_manager.iter_files(_lowerCAmelCase ) for file in files]
           return [datasets.SplitGenerator(name=datasets.Split.TRAIN				,    gen_kwargs={"files": files} )]
         lowercase			:List[Any]							=  []
         for split_name, files in data_files.items():
           if isinstance(_lowerCAmelCase				,    _lowerCAmelCase ):
             lowercase			:Optional[Any]							=  [files]
           # Use `dl_manager.iter_files` to skip hidden files in an extracted archive
           lowercase			:Optional[Any]							=  [dl_manager.iter_files(_lowerCAmelCase ) for file in files]
           splits.append(datasets.SplitGenerator(name=_lowerCAmelCase				,    gen_kwargs={"files": files} ) )
         return splits






       def     SCREAMING_SNAKE_CASE			(      self:    int				,    _lowerCAmelCase:    pa.Table ):
         if self.config.features is not None:
           # more expensive cast to support nested features with keys in a different order
           # allows str <-> int/float or str to Audio for example
           lowercase			:Any							=  table_cast(_lowerCAmelCase				,    self.config.features.arrow_schema )
         return pa_table






       def     SCREAMING_SNAKE_CASE			(      self:    Optional[int]				,    _lowerCAmelCase:    Union[str, Any] ):
         for i, file in enumerate(itertools.chain.from_iterable(_lowerCAmelCase ) ):
           with open(_lowerCAmelCase				,    "rb" ) as f:
             lowercase			:int							=  pa.Table.from_pandas(pd.read_pickle(_lowerCAmelCase ) )
             yield i, self._cast_table(_lowerCAmelCase )









from typing import TYPE_CHECKING

from ...utils import (
    OptionalDependencyNotAvailable,
    _LazyModule,
    is_flax_available,
    is_tf_available,
    is_tokenizers_available,
    is_torch_available,
)


_UpperCAmelCase		:  List[str]	=   {
    "configuration_blenderbot": [
        "BLENDERBOT_PRETRAINED_CONFIG_ARCHIVE_MAP",
        "BlenderbotConfig",
        "BlenderbotOnnxConfig",
    ],
    "tokenization_blenderbot": ["BlenderbotTokenizer"],
}

try:
     if not is_tokenizers_available():
          raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
     pass
else:
     _UpperCAmelCase		:  Optional[int]	=   ["BlenderbotTokenizerFast"]

try:
     if not is_torch_available():
          raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
     pass
else:
     _UpperCAmelCase		:  int	=   [
         "BLENDERBOT_PRETRAINED_MODEL_ARCHIVE_LIST",
         "BlenderbotForCausalLM",
         "BlenderbotForConditionalGeneration",
         "BlenderbotModel",
         "BlenderbotPreTrainedModel",
     ]


try:
     if not is_tf_available():
          raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
     pass
else:
     _UpperCAmelCase		:  Any	=   [
         "TFBlenderbotForConditionalGeneration",
         "TFBlenderbotModel",
         "TFBlenderbotPreTrainedModel",
     ]


try:
     if not is_flax_available():
          raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
     pass
else:
     _UpperCAmelCase		:  Optional[int]	=   [
         "FlaxBlenderbotForConditionalGeneration",
         "FlaxBlenderbotModel",
         "FlaxBlenderbotPreTrainedModel",
     ]


if TYPE_CHECKING:
     from .configuration_blenderbot import (
         BLENDERBOT_PRETRAINED_CONFIG_ARCHIVE_MAP,
         BlenderbotConfig,
         BlenderbotOnnxConfig,
     )
     from .tokenization_blenderbot import BlenderbotTokenizer

     try:
          if not is_tokenizers_available():
               raise OptionalDependencyNotAvailable()
     except OptionalDependencyNotAvailable:
          pass
     else:
          from .tokenization_blenderbot_fast import BlenderbotTokenizerFast

     try:
          if not is_torch_available():
               raise OptionalDependencyNotAvailable()
     except OptionalDependencyNotAvailable:
          pass
     else:
          from .modeling_blenderbot import (
              BLENDERBOT_PRETRAINED_MODEL_ARCHIVE_LIST,
              BlenderbotForCausalLM,
              BlenderbotForConditionalGeneration,
              BlenderbotModel,
              BlenderbotPreTrainedModel,
          )

     try:
          if not is_tf_available():
               raise OptionalDependencyNotAvailable()
     except OptionalDependencyNotAvailable:
          pass
     else:
          from .modeling_tf_blenderbot import (
              TFBlenderbotForConditionalGeneration,
              TFBlenderbotModel,
              TFBlenderbotPreTrainedModel,
          )

     try:
          if not is_flax_available():
               raise OptionalDependencyNotAvailable()
     except OptionalDependencyNotAvailable:
          pass
     else:
          from .modeling_flax_blenderbot import (
              FlaxBlenderbotForConditionalGeneration,
              FlaxBlenderbotModel,
              FlaxBlenderbotPreTrainedModel,
          )

else:
     import sys

     _UpperCAmelCase		:  Union[str, Any]	=   _LazyModule(__name__, globals()["__file__"], _import_structure, module_spec=__spec__)



