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from typing import Type
from api.models import (DOCUMENT_CLASSIFICATION, IMAGE_CLASSIFICATION,
INTENT_DETECTION_AND_SLOT_FILLING, SEQ2SEQ,
SEQUENCE_LABELING, SPEECH2TEXT)
from . import catalog, repositories, writers
def create_repository(project) -> repositories.BaseRepository:
mapping = {
DOCUMENT_CLASSIFICATION: repositories.TextClassificationRepository,
SEQUENCE_LABELING: repositories.SequenceLabelingRepository,
SEQ2SEQ: repositories.Seq2seqRepository,
IMAGE_CLASSIFICATION: repositories.FileRepository,
SPEECH2TEXT: repositories.Speech2TextRepository,
INTENT_DETECTION_AND_SLOT_FILLING: repositories.IntentDetectionSlotFillingRepository,
}
if project.project_type not in mapping:
ValueError(f'Invalid project type: {project.project_type}')
repository = mapping.get(project.project_type)(project)
return repository
def create_writer(file_format: str) -> Type[writers.BaseWriter]:
mapping = {
catalog.CSV.name: writers.CsvWriter,
catalog.JSON.name: writers.JSONWriter,
catalog.JSONL.name: writers.JSONLWriter,
catalog.FastText.name: writers.FastTextWriter,
catalog.IntentAndSlot.name: writers.IntentAndSlotWriter
}
if file_format not in mapping:
ValueError(f'Invalid format: {file_format}')
return mapping[file_format]