code: def time_small_cholesky(self):
      sl.cholesky(self.x)
  
imports: import math
  import numpy.linalg
  import numpy
  from numpy.testing import assert_
  from numpy.random import rand
  from .common import Benchmark, safe_import
label_desc: Use image node_id 4 for calling the GetFuncs obj's underlying member method code with example usage: obj.time_small_cholesky() without return types