/usr/local/lib/python3.6/site-packages/datasets/tasks
Edit: /usr/local/lib/python3.6/site-packages/datasets/tasks/automatic_speech_recognition.py (1230B)
import copy
from dataclasses import dataclass
from typing import ClassVar, Dict
from ..features import Audio, Features, Value
from .base import TaskTemplate
@dataclass(frozen=True)
class AutomaticSpeechRecognition(TaskTemplate):
task: str = "automatic-speech-recognition"
input_schema: ClassVar[Features] = Features({"audio": Audio()})
label_schema: ClassVar[Features] = Features({"transcription": Value("string")})
audio_column: str = "audio"
transcription_column: str = "transcription"
def align_with_features(self, features):
if self.audio_column not in features:
raise ValueError(f"Column {self.audio_column} is not present in features.")
if not isinstance(features[self.audio_column], Audio):
raise ValueError(f"Column {self.audio_column} is not an Audio type.")
task_template = copy.deepcopy(self)
input_schema = self.input_schema.copy()
input_schema["audio"] = features[self.audio_column]
task_template.__dict__["input_schema"] = input_schema
return task_template
@property
def column_mapping(self) -> Dict[str, str]:
return {self.audio_column: "audio", self.transcription_column: "transcription"}