code: def prod(x):
      return reduce(operator.mul, x, 1)
  
imports: import torch
  from functorch._C import dim
  from .None import op_properties
  from .batch_tensor import _enable_layers
  from .tree_map import tree_flatten, tree_map
  import operator
  from functools import reduce
label_desc: Use image node_id 1 for calling a global function with example usage: prod(x) and returns: reduce