code: def forward(self, x):
      x = self.fc1(x)
      x = self.act(x)
      if self.drop_rate > 0.0:
          x = self.drop(x)
      x = self.fc2(x)
      if self.drop_rate > 0.0:
          x = self.drop(x)
      return x
  
file_path: SlowFast/slowfast/models/common.py
imports: import torch
  import torch.nn
label_desc: Use image node_id 2 for calling the Mlp obj's underlying member method code with example usage: obj.forward(x) and returns: x