code: def get_transforms_cls(transform_names):
      """Return valid transform class indicated in `transform_names`."""
      transforms_cls = {}
      for name in transform_names:
          if name not in AVAILABLE_TRANSFORMS:
              raise ValueError("%s transform not supported!" % name)
          transforms_cls[name] = AVAILABLE_TRANSFORMS[name]
      return transforms_cls
  
imports: import os
  import importlib
  from .transform import make_transforms, get_specials, save_transforms, load_transforms, TransformPipe, Transform
label_desc: Use image node_id 1 for calling a global function with example usage: get_transforms_cls(transform_names) and returns: transforms_cls