docstr: Tests that shape exceptions are properly raised for vector_weights.
docstr_tok: ["Tests","that","shape","exceptions","are","properly","raised","for","vector_weights","."]
code: def test_vector_weights_exception_raised(self, error_msg, *shapes):
      """Tests that shape exceptions are properly raised for vector_weights."""
      self.assert_exception_is_raised(
          slerp.vector_weights, error_msg, shapes
      )
  
imports: from absl.testing import parameterized
  import numpy
  import tensorflow
  from tensorflow_graphics.math.interpolation import slerp
  from tensorflow_graphics.util import test_case
label_desc: Use image node_id 13 for calling the SlerpTest obj's underlying member method code with example usage: obj.test_vector_weights_exception_raised(error_msg) without return types