code: def setUp(self):
      if self.batched_gesv_limit is not None:
          self.old_limit = get_batched_gesv_limit()
          set_batched_gesv_limit(self.batched_gesv_limit)
  
imports: import unittest
  import numpy
  import pytest
  import cupy
  from cupy import testing
  from cupy.testing import _condition
  import cupyx
  from cupy.cublas import get_batched_gesv_limit, set_batched_gesv_limit
label_desc: Use image node_id 1 for calling the TestSolve obj's underlying member method code with example usage: obj.setUp() without return types