






import copy
from dataclasses import dataclass, field
from typing import ClassVar, Dict

from ..features import ClassLabel, Features, Value
from .base import TaskTemplate




@dataclass(frozen=snake_case_							)
class 					UpperCamelCase_ (     snake_case_							):



	'''simple docstring'''




	lowerCAmelCase						=					field(default='''text-classification'''			,   metadata={'''include_in_asdict_even_if_is_default''': True}							)
	lowerCAmelCase						=					Features({'''text''': Value('''string'''							)}							)
	lowerCAmelCase						=					Features({'''labels''': ClassLabel}							)
	lowerCAmelCase						=					"text"
	lowerCAmelCase						=					"labels"




	def 				_UpperCamelCase     (			self			,     a   )			->       int:
								if self.label_column not in features:
															raise ValueError(F'''Column {self.label_column} is not present in features.'''   )
								if not isinstance(features[self.label_column]			,     a   ):
															raise ValueError(F'''Column {self.label_column} is not a ClassLabel.'''   )
								snake_case_           =				copy.deepcopy(self   )
								snake_case_           =				self.label_schema.copy()
								snake_case_           =				features[self.label_column]
								snake_case_           =				label_schema
								return task_template






	@property
	def 				_UpperCamelCase     (			self   )			->       Dict[str, str]:
								return {
								    self.text_column: "text",
								    self.label_column: "labels",
								}













class 					UpperCamelCase_ :



	'''simple docstring'''




	def __init__(			self			,     a   )			->       Tuple:
								snake_case_           =				n
								snake_case_           =				[None] * self.n
								snake_case_           =				0  # index of the first element
								snake_case_           =				0
								snake_case_           =				0




	def __len__(			self   )			->       int:
								return self.size




	def 				_UpperCamelCase     (			self   )			->       bool:
								return self.size == 0




	def 				_UpperCamelCase     (			self   )			->       List[Any]:
								return False if self.is_empty() else self.array[self.front]




	def 				_UpperCamelCase     (			self			,     a   )			->       Dict:
								if self.size >= self.n:
															raise Exception('QUEUE IS FULL'   )

								snake_case_           =				data
								snake_case_           =				(self.rear + 1) % self.n
								self.size += 1
								return self






	def 				_UpperCamelCase     (			self   )			->       List[Any]:
								if self.size == 0:
															raise Exception('UNDERFLOW'   )

								snake_case_           =				self.array[self.front]
								snake_case_           =				None
								snake_case_           =				(self.front + 1) % self.n
								self.size -= 1
								return temp





