code: def test_pinv_batched(self):
      self.check_x((2, 3, 4), rcond=1e-15)
      self.check_x((2, 3, 4, 5), rcond=1e-15)
  
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 3 for calling the TestPinv obj's underlying member method code with example usage: obj.test_pinv_batched() without return types