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qiskit.utils.apply_prefix

apply_prefix(value, unit)[ソース]

Given a SI unit prefix and value, apply the prefix to convert to standard SI unit.

パラメータ
  • value (Union[float, ParameterExpression]) – The number to apply prefix to.

  • unit (str) – String prefix.

戻り値の型

float

戻り値

Converted value.

注釈

This may induce tiny value error due to internal representation of float object. See https://docs.python.org/3/tutorial/floatingpoint.html for details.

例外

ValueError – If the units aren’t recognized.