code: def _count_spec_samples(spec: Dict, num_samples=1) -> int:
      """Count samples for a specific spec"""
      _, domain_vars, grid_vars = parse_spec_vars(spec)
      grid_count = 1
      for path, domain in grid_vars:
          grid_count *= len(domain.categories)
      return num_samples * grid_count
  
imports: import copy
  import logging
  import re
  from collections.abc import Mapping
  from typing import Any, Dict, Generator, Iterable, List, Optional, Tuple
  import numpy
  import random
  from ray.tune.search.sample import Categorical, Domain, Function, RandomState
  from ray.util.annotations import DeveloperAPI, PublicAPI
label_desc: Use image node_id 8 for calling a global function with example usage: _count_spec_samples(spec, num_samples) and returns: unknown