code: def swish(x):
      ret = x / (1 + ivy.exp(-x))
      return ivy.asarray(ret, dtype=x.dtype)
  
imports: import ivy
  from ivy.functional.frontends.jax.func_wrapper import to_ivy_arrays_and_back
  from ivy.func_wrapper import with_supported_dtypes
label_desc: Use image node_id 30 for calling a global function with example usage: swish(x) and returns: ivy