code: def setUp(self):
      self.bed = test_utils.genomics_core_testdata("test_regions.bed")
      self.zipped_bed = test_utils.genomics_core_testdata(
          "test_regions.bed.gz"
      )
      self.options = bed_pb2.BedReaderOptions()
      self.first = bed_pb2.BedRecord(
          reference_name="chr1",
          start=10,
          end=20,
          name="first",
          score=100,
          strand=bed_pb2.BedRecord.FORWARD_STRAND,
          thick_start=12,
          thick_end=18,
          item_rgb="255,124,1",
          block_count=3,
          block_sizes="2,6,2",
          block_starts="10,12,18",
      )
  
file_path: deepvariant/third_party/nucleus/io/python/bed_reader_wrap_test.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from absl.testing import absltest
  from absl.testing import parameterized
  from third_party.nucleus.io import clif_postproc
  from third_party.nucleus.io.python import bed_reader
  from third_party.nucleus.protos import bed_pb2
  from third_party.nucleus.testing import test_utils
label_desc: Use image node_id 1 for calling the BedReaderTest obj's underlying member method code with example usage: obj.setUp() without return types