code: def forward(self, inputs):
      if self.drop_block_:
          inputs = self.drop_block(inputs)
      route = self.conv_module(inputs)
      tip = self.tip(route)
      return route, tip
  
imports: import paddle
  import paddle.nn
  import paddle.nn.functional
  from ppdet.core.workspace import register, serializable
  from ppdet.modeling.layers import DropBlock
  from ppdet.modeling.ops import get_act_fn
  from ..backbones.darknet import ConvBNLayer
  from ..shape_spec import ShapeSpec
  from ..backbones.csp_darknet import BaseConv, DWConv, CSPLayer
label_desc: Use image node_id 2 for calling the PPYOLOTinyDetBlock obj's underlying member method code with example usage: obj.forward(inputs) and returns: route,  tip