class_docstr: Polynomial LR scheduler
code: def add_arguments(
      cls, parser: argparse.ArgumentParser
  ) -> argparse.ArgumentParser:
      group = parser.add_argument_group(
          title="Polynomial LR arguments",
          description="Polynomial LR arguments",
      )
  
      group.add_argument(
          "--scheduler.polynomial.power",
          type=float,
          default=0.9,
          help="Polynomial power",
      )
      group.add_argument(
          "--scheduler.polynomial.start-lr",
          type=float,
          default=0.1,
          help="Start LR in Poly LR scheduler",
      )
      group.add_argument(
          "--scheduler.polynomial.end-lr",
          type=float,
          default=0.0,
          help="End LR in Poly LR scheduler",
      )
  
      return parser
  
file_path: ml-cvnets/optim/scheduler/polynomial.py
imports: import argparse
  from optim.scheduler import SCHEDULER_REGISTRY
  from optim.scheduler.base_scheduler import BaseLRScheduler
label_desc: Use image node_id 2 for calling the PolynomialScheduler obj's underlying member method code with example usage: obj.add_arguments(cls, parser) and returns: parser