code: def __init__(self, cfg, debug=False):
      super().__init__()
      self.lrelu_slope = cfg.lrelu_slope
      self.periods = cfg.periods
      assert (
          len(self.periods) == 5
      ), "MPD requires list of len=5, got {}".format(cfg.periods)
      self.kernel_size = cfg.kernel_size
      self.stride = cfg.stride
      self.use_spectral_norm = cfg.use_spectral_norm
  
      self.discriminators = nn.ModuleList(
          [
              DiscriminatorP(
                  self.lrelu_slope,
                  self.periods[0],
                  self.kernel_size,
                  self.stride,
                  self.use_spectral_norm,
                  debug=debug,
              ),
              DiscriminatorP(
                  self.lrelu_slope,
                  self.periods[1],
                  self.kernel_size,
                  self.stride,
                  self.use_spectral_norm,
                  debug=debug,
              ),
              DiscriminatorP(
                  self.lrelu_slope,
                  self.periods[2],
                  self.kernel_size,
                  self.stride,
                  self.use_spectral_norm,
                  debug=debug,
              ),
              DiscriminatorP(
                  self.lrelu_slope,
                  self.periods[3],
                  self.kernel_size,
                  self.stride,
                  self.use_spectral_norm,
                  debug=debug,
              ),
              DiscriminatorP(
                  self.lrelu_slope,
                  self.periods[4],
                  self.kernel_size,
                  self.stride,
                  self.use_spectral_norm,
                  debug=debug,
              ),
          ]
      )
  
imports: import torch
  import torch.nn
  import torch.nn.functional
  from torch.nn import Conv2d
  from torch.nn.utils import remove_weight_norm, spectral_norm, weight_norm
  from nemo.core.classes.common import typecheck
  from nemo.core.classes.module import NeuralModule
  from nemo.core.neural_types.elements import AudioSignal, MelSpectrogramType, VoidType
  from nemo.core.neural_types.neural_type import NeuralType
label_desc: Use image node_id 1 to create a new MultiPeriodDiscriminator object from inherited base classes: NeuralModule with example: obj = MultiPeriodDiscriminator(cfg, debug)