code: def forward(self, x):
      x = self.conv1(x)
      x = self.pointwise(x)
      return x
  
file_path: pywick/pywick/models/classification/xception1.py
imports: import torch.nn
  import torch.nn.functional
  import torch.utils.model_zoo
label_desc: Use image node_id 2 for calling the SeparableConv2d obj's underlying member method code with example usage: obj.forward(x) and returns: x