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Running
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Zero
| """ | |
| Dataset Handler Module | |
| Handles dataset import and exploration functionality for ACE-Step training. | |
| This module provides a placeholder implementation for dataset operations | |
| when the full training dataset dependencies are not available. | |
| Note: Full dataset functionality requires Text2MusicDataset which may not be | |
| included in the basic installation to reduce dependencies. | |
| """ | |
| from typing import Optional, Tuple, Any, Dict | |
| class DatasetHandler: | |
| """ | |
| Dataset Handler for Dataset Explorer functionality. | |
| Provides interface for dataset import and exploration features in the Gradio UI. | |
| When training dependencies are not available, returns appropriate fallback responses. | |
| """ | |
| def __init__(self): | |
| """Initialize dataset handler with empty state""" | |
| self.dataset = None | |
| self.dataset_imported = False | |
| def import_dataset(self, dataset_type: str) -> str: | |
| """ | |
| Import dataset (currently disabled in base installation) | |
| Args: | |
| dataset_type: Type of dataset to import (e.g., "train", "test", "validation") | |
| Returns: | |
| Status message indicating dataset import is disabled | |
| Note: | |
| This is a placeholder implementation. Full dataset support requires: | |
| - Text2MusicDataset dependency | |
| - Training data files | |
| - Additional configuration | |
| """ | |
| self.dataset_imported = False | |
| return f"⚠️ Dataset import is currently disabled. Text2MusicDataset dependency not available." | |
| def get_item_data(self, *args, **kwargs) -> Tuple: | |
| """ | |
| Get dataset item data (placeholder implementation) | |
| Args: | |
| *args: Variable arguments (ignored in placeholder) | |
| **kwargs: Keyword arguments (ignored in placeholder) | |
| Returns: | |
| Tuple of placeholder values matching the expected return format: | |
| (caption, lyrics, language, bpm, keyscale, ref_audio, src_audio, codes, | |
| status_msg, instruction, duration, timesig, audio1, audio2, audio3, | |
| metadata, task_type) | |
| Note: | |
| Returns empty/default values since dataset is not available. | |
| Real implementation would return actual dataset samples. | |
| """ | |
| return ( | |
| "", # caption: empty string | |
| "", # lyrics: empty string | |
| "", # language: empty string | |
| "", # bpm: empty string | |
| "", # keyscale: empty string | |
| None, # ref_audio: no audio file | |
| None, # src_audio: no audio file | |
| None, # codes: no audio codes | |
| "❌ Dataset not available", # status_msg: error indicator | |
| "", # instruction: empty string | |
| 0, # duration: zero | |
| "", # timesig: empty string | |
| None, # audio1: no audio | |
| None, # audio2: no audio | |
| None, # audio3: no audio | |
| {}, # metadata: empty dict | |
| "text2music" # task_type: default task | |
| ) | |