code: def __init__(self, *args, **kwargs):
      TestSolver.__init__(self, *args, dtype="float64", **kwargs)
  
imports: import unittest
  import numpy
  from tick.linear_model import ModelLogReg, ModelPoisReg, SimuPoisReg
  from tick.prox import ProxL1, ProxElasticNet, ProxZero, ProxL2Sq
  from tick.solver import SDCA, SVRG
  from tick.solver.tests import TestSolver
label_desc: Use image node_id 1 to create a new SDCATestFloat64 object from inherited base classes: TestSolver, SDCATest with example: obj = SDCATestFloat64()