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68 lines
1.7 KiB
Python
68 lines
1.7 KiB
Python
# safe converters
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import uuid
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from datetime import datetime
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from typing import Any
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def safe_str(value: Any, default: str = "") -> str:
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"""Safely convert a value to a stripped string."""
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if value is None:
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return default
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s = str(value).strip()
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return s if s else default
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def safe_int(value: Any, default: int | None = None) -> int | None:
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"""Safely convert a value to int."""
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if value is None:
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return default
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try:
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return int(value)
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except (ValueError, TypeError):
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return default
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def safe_datetime(value: Any) -> datetime | None:
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"""Safely extract a datetime, returning None if not a datetime."""
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if isinstance(value, datetime):
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return value
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return None
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def safe_list(value: Any) -> list:
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"""Safely convert to list."""
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if value is None:
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return []
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if isinstance(value, list):
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return value
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return [value]
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def safe_bool(value: Any, default: bool = False) -> bool:
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"""Safely convert to bool."""
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if isinstance(value, bool):
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return value
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return default
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def safe_str_list(raw: list | None) -> list[str]:
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"""Coerce a list to list[str], filtering out None/empty values."""
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if not raw:
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return []
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return [str(v).strip() for v in raw if v is not None and str(v).strip()]
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def strip_trailing_dot(value: str) -> str:
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"""Remove trailing dot from string"""
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return value.rstrip(".")
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def safe_uuid(value: uuid.UUID | str | None) -> uuid.UUID | None:
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"""string IDs to UUID, pass through UUID and None."""
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if value is None:
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return None
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if isinstance(value, uuid.UUID):
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return value
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return uuid.UUID(value)
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