code: def change_input_channels(
      self, input_channels: int, mode="auto", **kwargs
  ):
      self.layer0.conv1 = make_n_channel_input(
          self.layer0.conv1, input_channels, mode
      )
      return self
  
imports: from typing import List
  from .common import EncoderModule, _take, make_n_channel_input
  from ..activations import ABN
  from ..backbone.wider_resnet import WiderResNet, WiderResNetA2
label_desc: Use image node_id 4 for calling the WiderResnetEncoder obj's underlying member method code with example usage: obj.change_input_channels(input_channels, mode) and returns: self