docstr: ...Test get_values method of HawkesKernel
code: def test_get_values(self):
      """...Test get_values method of HawkesKernel"""
      t_values = np.arange(5, dtype=float)
      np.testing.assert_array_almost_equal(
          self.hawkes_kernel_exp.get_values(t_values),
          [6, 8.120117e-01, 1.098938e-01, 1.487251e-02, 2.012776e-03],
      )
  
file_path: tick/tick/hawkes/simulation/tests/hawkes_kernel_test.py
imports: import unittest
  import numpy
  from tick.hawkes import HawkesKernelExp, HawkesKernelPowerLaw
label_desc: Use image node_id 6 for calling the Test obj's underlying member method code with example usage: obj.test_get_values() without return types