25 lines
775 B
Python
25 lines
775 B
Python
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"""Shared utilities for Video Library Manager."""
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from datetime import datetime, timezone
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def utc_now() -> datetime:
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"""Return current UTC time (timezone-aware)."""
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return datetime.now(timezone.utc)
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def ensure_utc(dt: datetime) -> datetime:
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"""Ensure datetime is timezone-aware UTC (for backward compatibility with naive ISO strings)."""
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if dt.tzinfo is None:
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return dt.replace(tzinfo=timezone.utc)
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return dt.astimezone(timezone.utc)
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def format_size(size_bytes: int) -> str:
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"""Format file size in human-readable format (e.g. 1.5 GB, 234.2 MB)."""
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for unit in ["B", "KB", "MB", "GB", "TB"]:
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if size_bytes < 1024.0:
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return f"{size_bytes:.1f} {unit}"
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size_bytes /= 1024.0
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return f"{size_bytes:.1f} PB"
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