docstr: Test if exception NotEnoughDataPoints is raised as expected.
docstr_tok: ["Test","if","exception","NotEnoughDataPoints","is","raised","as","expected","."]
code: def test_sanity_check(self):
      """
      Test if exception NotEnoughDataPoints is raised as expected.
      """
      s4 = {0: 0}
      self.assertRaises(
          exceptions.NotEnoughDataPoints,
          lambda: Correlator(s4, self.s1),
      )
  
imports: import os
  import sys
  import unittest
  from luminol import exceptions
  from luminol import Luminol
  from luminol.correlator import Correlator
label_desc: Use image node_id 8 for calling the TestCorrelator obj's underlying member method code with example usage: obj.test_sanity_check() without return types