code: def test_parses(self):
      for x in self.matrix_irs():
          try:
              Env.spark_backend(
                  "MatrixIRTests.test_parses"
              )._parse_matrix_ir(str(x))
          except Exception as e:
              raise ValueError(str(x)) from e
  
imports: import re
  import unittest
  import numpy
  from numpy.testing import assert_array_equal
  import hail
  import hail.ir
  from hail.ir.renderer import CSERenderer
  from hail.expr import construct_expr
  from hail.expr.types import tint32
  from hail.utils.java import Env
  from hail.utils import new_temp_file
  from test.hail.helpers import *
label_desc: Use image node_id 2 for calling the MatrixIRTests obj's underlying member method code with example usage: obj.test_parses() without return types