code: def _to_floats(vs):
      return [float(v) for v in vs]
  
file_path: analytics-zoo/pyzoo/zoo/util/tf.py
imports: import os
  import json
  import copy
  import tempfile
  import re
  import shutil
  from zoo.common.utils import put_local_file_to_remote, get_remote_file_to_local, get_file_list, is_local_path
label_desc: Use image node_id 3 for calling a global function with example usage: _to_floats(vs) and returns: unknown