code: def forward(self, x):
      return self.relu(self.bn(self.conv(x)))
  
file_path: PaddleOCR/ppocr/modeling/necks/fpn.py
imports: import paddle.nn
  import paddle
  import math
  import paddle.nn.functional
label_desc: Use image node_id 2 for calling the Conv_BN_ReLU obj's underlying member method code with example usage: obj.forward(x) and returns: self