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import os |
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import argparse |
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from concurrent.futures import ThreadPoolExecutor |
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from tqdm import tqdm |
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import pandas as pd |
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import objaverse.xl as oxl |
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from utils import get_file_hash |
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def add_args(parser: argparse.ArgumentParser): |
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parser.add_argument('--source', type=str, default='sketchfab', |
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help='Data source to download annotations from (github, sketchfab)') |
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def get_metadata(source, **kwargs): |
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if source == 'sketchfab': |
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metadata = pd.read_csv("hf://datasets/JeffreyXiang/TRELLIS-500K/ObjaverseXL_sketchfab.csv") |
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elif source == 'github': |
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metadata = pd.read_csv("hf://datasets/JeffreyXiang/TRELLIS-500K/ObjaverseXL_github.csv") |
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else: |
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raise ValueError(f"Invalid source: {source}") |
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return metadata |
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def download(metadata, output_dir, **kwargs): |
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os.makedirs(os.path.join(output_dir, 'raw'), exist_ok=True) |
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annotations = oxl.get_annotations() |
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annotations = annotations[annotations['sha256'].isin(metadata['sha256'].values)] |
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file_paths = oxl.download_objects( |
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annotations, |
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download_dir=os.path.join(output_dir, "raw"), |
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save_repo_format="zip", |
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) |
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downloaded = {} |
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metadata = metadata.set_index("file_identifier") |
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for k, v in file_paths.items(): |
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sha256 = metadata.loc[k, "sha256"] |
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downloaded[sha256] = os.path.relpath(v, output_dir) |
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return pd.DataFrame(downloaded.items(), columns=['sha256', 'local_path']) |
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def foreach_instance(metadata, output_dir, func, max_workers=None, desc='Processing objects') -> pd.DataFrame: |
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import os |
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from concurrent.futures import ThreadPoolExecutor |
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from tqdm import tqdm |
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import tempfile |
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import zipfile |
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metadata = metadata.to_dict('records') |
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records = [] |
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max_workers = max_workers or os.cpu_count() |
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try: |
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with ThreadPoolExecutor(max_workers=max_workers) as executor, \ |
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tqdm(total=len(metadata), desc=desc) as pbar: |
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def worker(metadatum): |
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try: |
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local_path = metadatum['local_path'] |
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sha256 = metadatum['sha256'] |
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if local_path.startswith('raw/github/repos/'): |
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path_parts = local_path.split('/') |
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file_name = os.path.join(*path_parts[5:]) |
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zip_file = os.path.join(output_dir, *path_parts[:5]) |
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with tempfile.TemporaryDirectory() as tmp_dir: |
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with zipfile.ZipFile(zip_file, 'r') as zip_ref: |
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zip_ref.extractall(tmp_dir) |
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file = os.path.join(tmp_dir, file_name) |
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record = func(file, sha256) |
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else: |
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file = os.path.join(output_dir, local_path) |
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record = func(file, sha256) |
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if record is not None: |
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records.append(record) |
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pbar.update() |
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except Exception as e: |
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print(f"Error processing object {sha256}: {e}") |
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pbar.update() |
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executor.map(worker, metadata) |
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executor.shutdown(wait=True) |
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except: |
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print("Error happened during processing.") |
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return pd.DataFrame.from_records(records) |
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