code: def tanhshrink(input):
      return ivy.subtract(input, ivy.tanh(input))
  
imports: import ivy
  from ivy.func_wrapper import with_unsupported_dtypes, with_supported_dtypes
  from ivy.functional.frontends.torch.func_wrapper import to_ivy_arrays_and_back
label_desc: Use image node_id 36 for calling a global function with example usage: tanhshrink(input) and returns: ivy