code: def test_invalid_optimizer_name_raises_error(self):
      self.assertRaises(
          InvalidVariableNameError, choose_optimizer, "asd", None
      )
  
file_path: GPyOpt/GPyOpt/testing/optimization_tests/test_optimizer_creation.py
imports: import numpy
  import unittest
  from GPyOpt.core.errors import InvalidVariableNameError
  from GPyOpt.core.task.space import Design_space
  from GPyOpt.optimization.optimizer import choose_optimizer
label_desc: Use image node_id 2 for calling the TestOptimizerCreation obj's underlying member method code with example usage: obj.test_invalid_optimizer_name_raises_error() without return types