deephyper.problem.ForbiddenEqualsClause

class deephyper.problem.ForbiddenEqualsClause

Bases: ConfigSpace.forbidden.SingleValueForbiddenClause

A ForbiddenEqualsClause

It forbids a value from the value range of a hyperparameter to be equal to value.

Example

>>> cs = CS.ConfigurationSpace()
>>> a = CSH.CategoricalHyperparameter('a', [1,2,3])
>>> cs.add_hyperparameters([a])
[a, Type: Categorical, Choices: {1, 2, 3}, Default: 1]

It forbids the value 2 for the hyperparameter a

>>> forbidden_clause_a = CS.ForbiddenEqualsClause(a, 2)
>>> cs.add_forbidden_clause(forbidden_clause_a)
Forbidden: a == 2

Parameters

• hyperparameter (Hyperparameters) – Methods on which a restriction will be made

• value (Any) – forbidden value

Methods

get_descendant_literal_clauses
is_forbidden
is_forbidden_vector
set_vector_idx

Attributes

hyperparameter
value
vector_id
vector_value