def load(config):
    """
    Load and normalize a raw configuration. Empty values in the raw
    configuration are omitted.

    Args:
        config (dict): The fuzzer raw configuration.

    Returns:
        dict: The normalized configuration.
    """
    conf = {}

    for key, value in config.items():
        if value is not None and value != '':
            conf[key] = value

    return conf