def get(blob_key):
  return BlobInfo.get(blob_key)
1. new_root <- root_node
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/ext/blobstore/blobstore.py/get--crossover with--dataset/ETHPy150Open fusionbox/django-widgy/widgy/models/base.py/Node.clone_tree