code: def AddNet(meta_net_def, net_name, net_def):
      meta_net_def.nets.add(key=net_name, value=net_def)
  
imports: from caffe2.python import core, scope
label_desc: Use image node_id 17 for calling a global function with example usage: AddNet(meta_net_def, net_name, net_def) without return types