code: def __init__(self, src_id, dst_id, type, weight, gmeta):
      self.src_id = src_id
      self.dst_id = dst_id
      self.type = type
      self.weight = weight
      self.dense = []
      self.sparse = []
      self.binary = []
      self.preprocess_feature_idx(gmeta)
  
imports: from euler.tools.util import *
label_desc: Use image node_id 1 to create a new Edge object from inherited base classes: object with example: obj = Edge(src_id, dst_id, type, weight, gmeta)