code: def _create_classy_scheduler_class(
      base_class, register_name, default_update_interval
  ):
      """
      Add back the following functionalities to the fvcore schedulers:
      1. Add `from_config` classmethod that constructs the scheduler from a dict
      2. Add `update_interval` attribute
      3. Add the class to the scheduler registry
      """
  
      def from_config(
          cls, config: Dict[str, Any]
      ) -> param_scheduler.ParamScheduler:
          config = copy.copy(config)
          assert register_name == config.pop("name")
  
          update_interval = UpdateInterval.from_config(
              config, default_update_interval
          )
          param_names = inspect.signature(base_class).parameters.keys()
          # config might contain values that are not used by constructor
          kwargs = {p: config[p] for p in param_names if p in config}
  
          # This argument was renamed when moving to fvcore
          if "num_updates" in param_names and "num_epochs" in config:
              kwargs["num_updates"] = config["num_epochs"]
          scheduler = cls(**kwargs)
          scheduler.update_interval = update_interval
          return scheduler
  
      cls = type(
          base_class.__name__,
          (base_class, ClassyParamScheduler),
          {
              "from_config": classmethod(from_config),
              "update_interval": default_update_interval,
          },
      )
      if hasattr(base_class, "__doc__"):
          cls.__doc__ = base_class.__doc__.replace(
              "num_updates", "num_epochs"
          )
      register_param_scheduler(register_name)(cls)
      return cls
  
imports: import copy
  import inspect
  from typing import Any, Dict
  from fvcore.common import param_scheduler
  from .None import ClassyParamScheduler, register_param_scheduler, UpdateInterval
label_desc: Use image node_id 1 for calling a global function with example usage: _create_classy_scheduler_class(base_class, register_name, default_update_interval) and returns: cls, scheduler