code: def __init__(
      self,
      use_focal_loss=False,
      use_ace_loss=False,
      ace_loss_weight=0.1,
      use_center_loss=False,
      center_loss_weight=0.05,
      num_classes=6625,
      feat_dim=96,
      init_center=False,
      center_file_path=None,
      **kwargs,
  ):
      super(EnhancedCTCLoss, self).__init__()
      self.ctc_loss_func = CTCLoss(use_focal_loss=use_focal_loss)
  
      self.use_ace_loss = False
      if use_ace_loss:
          self.use_ace_loss = use_ace_loss
          self.ace_loss_func = ACELoss()
          self.ace_loss_weight = ace_loss_weight
  
      self.use_center_loss = False
      if use_center_loss:
          self.use_center_loss = use_center_loss
          self.center_loss_func = CenterLoss(
              num_classes=num_classes,
              feat_dim=feat_dim,
              init_center=init_center,
              center_file_path=center_file_path,
          )
          self.center_loss_weight = center_loss_weight
  
file_path: PaddleOCR/ppocr/losses/rec_enhanced_ctc_loss.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import paddle
  from paddle import nn
  from .ace_loss import ACELoss
  from .center_loss import CenterLoss
  from .rec_ctc_loss import CTCLoss
label_desc: Use image node_id 1 to create a new EnhancedCTCLoss object from inherited base classes: nn with example: obj = EnhancedCTCLoss(use_focal_loss, use_ace_loss, ace_loss_weight, use_center_loss, center_loss_weight, num_classes, feat_dim, init_center, center_file_path)