code: def build_param_scheduler(config: Dict[str, Any]) -> ParamScheduler:
      """Builds a :class:`ParamScheduler` from a config.
  
      This assumes a 'name' key in the config which is used to determine what
      param scheduler class to instantiate. For instance, a config `{"name":
      "my_scheduler", "foo": "bar"}` will find a class that was registered as
      "my_scheduler" (see :func:`register_param_scheduler`) and call .from_config
      on it."""
      return PARAM_SCHEDULER_REGISTRY[config["name"]].from_config(
          config
      )
  
file_path: ClassyVision/classy_vision/optim/param_scheduler/__init__.py
imports: import traceback
  from pathlib import Path
  from typing import Any, Dict
  from classy_vision.generic.registry_utils import import_all_modules
  from fvcore.common.param_scheduler import ParamScheduler
  from .classy_vision_param_scheduler import ClassyParamScheduler, UpdateInterval
  from .composite_scheduler import CompositeParamScheduler, IntervalScaling
  from .fvcore_schedulers import ConstantParamScheduler, CosineParamScheduler, LinearParamScheduler, MultiStepParamScheduler, PolynomialDecayParamScheduler, StepParamScheduler, StepWithFixedGammaParamScheduler
label_desc: Use image node_id 1 for calling a global function with example usage: build_param_scheduler(config) and returns: PARAM_SCHEDULER_REGISTRY