code: def test_solve_singular_empty(self, xp):
      a = xp.zeros((3, 3))  # singular
      b = xp.empty((3, 0))  # nrhs = 0
      # LinAlgError("Singular matrix") is not raised
      return xp.linalg.solve(a, b)
  
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 6 for calling the TestSolve obj's underlying member method code with example usage: obj.test_solve_singular_empty(xp) and returns: xp