class_docstr: ReLU activation function for EfficientBlockBase.
class_docstr_tok: ["ReLU","activation","function","for","EfficientBlockBase","."]
code: def forward(self, x):
      return self.act(x)
  
imports: import torch
  import torch.nn
  from pytorchvideo.accelerator.efficient_blocks.efficient_block_base import EfficientBlockBase
  from pytorchvideo.layers.swish import Swish
label_desc: Use image node_id 2 for calling the ReLU obj's underlying member method code with example usage: obj.forward(x) and returns: self