code: def default_likelihood_positive_minimum() -> float:
      """Shift constant that GPflow adds to all positive likelihood parameter constraints."""
      return config().likelihood_positive_minimum
  
imports: import contextlib
  import os
  from dataclasses import dataclass, field, replace
  from typing import Any, Dict, Generator, List, Mapping, Optional, Union
  import numpy
  import tabulate
  import tensorflow
  import tensorflow_probability
label_desc: Use image node_id 16 for calling a global function with example usage: default_likelihood_positive_minimum() and returns: config