code: def replace_scope(name):
      return name.replace("/", "_")
  
imports: import mmdnn.conversion.common.IR.graph_pb2
  from mmdnn.conversion.common.utils import *
  from mmdnn.conversion.common.IR.graph_pb2 import TensorShape, AttrValue
  from mmdnn.conversion.common.DataStructure.graph import Graph, GraphNode
label_desc: Use image node_id 1 for calling the IRGraphNode obj's underlying member method code with example usage: obj.replace_scope(name) and returns: name