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"""Functions to fetch settings."""
from pathlib import Path
def fetch_setting(app, setting):
"""Fetch a specified configuration `setting` from the `app` object."""
return app.config[setting]
def uploads_dir(app) -> Path:
"""Fetch the uploads directory"""
_dir = Path(fetch_setting(app, "UPLOADS_DIR")).absolute()
assert _dir.exists() and _dir.is_dir(), (
f"'{_dir}' needs to be an existing directory.")
return _dir
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