code: def test_exclude_first(self):
      @partial(jnp.vectorize, excluded={0})
      def f(x, y):
          assert x == "foo"
          assert y.ndim == 0
          return y
  
      x = jnp.arange(3)
      self.assertAllClose(x, f("foo", x))
      self.assertAllClose(x, jax.jit(f, static_argnums=0)("foo", x))
  
imports: from functools import partial
  from absl.testing import absltest
  import numpy
  import jax
  from jax import numpy
  from jax._src import test_util
  from jax import config
label_desc: Use image node_id 8 for calling the VectorizeTest obj's underlying member method code with example usage: obj.test_exclude_first() and returns: y