Source code for qilisdk.noise.offset_perturbation

# Copyright 2025 Qilimanjaro Quantum Tech
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# Licensed under the Apache License, Version 2.0 (the "License");
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from __future__ import annotations

from .parameter_perturbation import ParameterPerturbation



[docs]
class OffsetPerturbation(ParameterPerturbation):
    """Parameter perturbation that adds a constant offset."""

    def __init__(self, *, offset: float) -> None:
        """Args:
        offset (float): Additive bias applied to the parameter value.
        """
        self._offset = float(offset)

    @property

[docs]
    def offset(self) -> float:
        """Return the constant offset applied to parameter values.

        Returns:
            float: The additive offset.
        """
        return self._offset



[docs]
    def perturb(self, value: float) -> float:
        return value + self._offset


    def __repr__(self) -> str:
        return f"{type(self).__qualname__}(offset={self._offset})"