code: def col2array(dataset, col):
      return [row[col] for row in dataset]
  
file_path: tensorwatch/tensorwatch/data_utils.py
imports: import random
  import scipy.spatial.distance
  import heapq
  import numpy
  import torch
label_desc: Use image node_id 5 for calling a global function with example usage: col2array(dataset, col) and returns: unknown