code: def index(x, start=None, end=None):
      if isinstance(x, list):
          return [index_numpy(x_i, start, end) for x_i in x]
      else:
          return index_numpy(x, start, end)
  
imports: import numpy
label_desc: Use image node_id 2 for calling a global function with example usage: index(x, start, end) and returns: unknown, index_numpy