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import os |
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import tarfile |
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import shutil |
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import requests |
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def download_file(url: str, dest: str): |
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"""Download a file from a URL to a destination path.""" |
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if os.path.exists(dest): |
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print(f"File '{dest}' already exists. Skipping download.") |
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return |
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print(f"Downloading {url} → {dest}") |
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response = requests.get(url, stream=True) |
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response.raise_for_status() |
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with open(dest, 'wb') as f: |
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for chunk in response.iter_content(chunk_size=8192): |
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f.write(chunk) |
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print(f"Downloaded: {dest}") |
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def extract_tar_gz(filepath: str, target_dir: str): |
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"""Extract a .tar.gz archive to a target directory.""" |
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print(f"Extracting {filepath} → {target_dir}") |
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with tarfile.open(filepath, "r:gz") as tar: |
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tar.extractall(path=target_dir) |
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print(f"Extracted: {filepath}") |
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def main(): |
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base_url = "https://huggingface.co/datasets/kausable/CausalDynamics/resolve/main" |
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subsets = ["climate", "simple", "coupled"] |
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stages = ["inputs", "outputs"] |
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base_dir = os.getcwd() |
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target_base = os.path.join(base_dir, "data") |
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os.makedirs(target_base, exist_ok=True) |
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for stage in stages: |
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stage_dir = os.path.join(base_dir, stage) |
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os.makedirs(stage_dir, exist_ok=True) |
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for subset in subsets: |
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filename = f"{subset}.tar.gz" |
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url = f"{base_url}/{stage}/{filename}" |
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dest_path = os.path.join(stage_dir, filename) |
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download_file(url, dest_path) |
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extract_tar_gz(dest_path, target_base) |
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for stage in stages: |
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dir_to_remove = os.path.join(base_dir, stage) |
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if os.path.isdir(dir_to_remove): |
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shutil.rmtree(dir_to_remove) |
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print(f"Removed: {dir_to_remove}") |
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if __name__ == "__main__": |
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main() |
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