code: def test_outer(self):
      actual = self.eval(tf_utils.outer(np.ones(10), np.ones(10)))
      np.testing.assert_array_almost_equal(actual, np.ones((10, 10)))
  
imports: import pytest
  import numpy
  import tensorflow
  from tensorflow.errors import FailedPreconditionError
  from neupy import init
  from neupy.utils import tf_utils, asfloat
  from base import BaseTestCase
label_desc: Use image node_id 1 for calling the TFUtilsTestCase obj's underlying member method code with example usage: obj.test_outer() without return types