class_docstr: Gost module.
class_docstr_tok: ["Gost","module","."]
code: def forward(self, x):
      x1 = self.primary_conv(x)
      x2 = self.cheap_operation(x1)
      return torch.cat([x1, x2], dim=1)
  
imports: from __future__ import absolute_import, division, print_function
  import torch
  import torch.nn
  import torch.nn.functional
label_desc: Use image node_id 2 for calling the GhostModule obj's underlying member method code with example usage: obj.forward(x) and returns: torch