code: def index_select(input, dim, index, *, out=None):
      return ivy.gather(input, index, axis=dim, out=out)
  
imports: import ivy
  from ivy.func_wrapper import with_unsupported_dtypes
  from ivy.functional.frontends.torch.func_wrapper import to_ivy_arrays_and_back, numpy_to_torch_style_args, to_ivy_shape
  import ivy.functional.frontends.torch
label_desc: Use image node_id 17 for calling a global function with example usage: index_select(input, dim, index) and returns: ivy