Source code for probnum.quad.solvers.stopping_criteria._integral_variance_tol

"""Stopping criterion based on the absolute value of the integral variance"""

from probnum.quad.solvers.bq_state import BQState
from probnum.quad.solvers.stopping_criteria import BQStoppingCriterion
from probnum.typing import FloatLike

# pylint: disable=too-few-public-methods, fixme


class IntegralVarianceTolerance(BQStoppingCriterion):
    """Stop once the integral variance is below some tolerance.

    Parameters
    ----------
    var_tol:
        Tolerance value of the variance.
    """

    def __init__(self, var_tol: FloatLike):
        self.var_tol = var_tol

[docs] def __call__(self, bq_state: BQState) -> bool: return bq_state.integral_belief.var <= self.var_tol