mlos_core.util module

Internal helper functions for mlos_core package.

mlos_core.util.config_to_dataframe(config: Configuration) → DataFrame

Converts a ConfigSpace config to a DataFrame

Parameters:

configConfigSpace.Configuration

The config to convert.

Returns:

pd.DataFrame

A DataFrame with a single row, containing the config’s parameters.

mlos_core.util.normalize_config(config_space: ConfigurationSpace, config: Configuration | dict) → Configuration

Convert a dictionary to a valid ConfigSpace configuration.

Some optimizers and adapters ignore ConfigSpace conditionals when proposing new configurations. We have to manually remove inactive hyperparameters such suggestions.

Parameters:

config_spaceConfigurationSpace

The parameter space to use.

configdict

The configuration to convert.

Returns:

cs_config: Configuration

A valid ConfigSpace configuration with inactive parameters removed.