code: def __init__(self, *args, **kwargs):
      TestProx.__init__(self, *args, dtype="float32", **kwargs)
  
file_path: tick/tick/prox/tests/prox_multi_test.py
imports: import unittest
  import numpy
  from tick.prox import ProxMulti, ProxTV, ProxElasticNet
  from tick.prox.tests.prox import TestProx
label_desc: Use image node_id 1 to create a new ProxMultiTestFloat32 object from inherited base classes: TestProx, ProxMultiTest with example: obj = ProxMultiTestFloat32()