19 lines
529 B
Python
19 lines
529 B
Python
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"""Misc helper functions"""
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import logging
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from typing import Dict, Optional
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def convert_units(
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value: float, unit: str, unit_conversions: Dict[str, float]
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) -> Optional[float]:
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"""Convert a given value and unit into a different unit.
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Round the returned value to 2 significant decimals
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If unrecognized unit, return None"""
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try:
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conversion = unit_conversions[unit]
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except KeyError:
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logging.error("unrecognized unit: %s", unit)
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return None
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return round(value * conversion, 2)
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