code: def testFileDescriptor(self):
      self.assertEqual(self.my_file.name, "some/filename/some.proto")
      self.assertEqual(self.my_file.package, "protobuf_unittest")
      self.assertEqual(self.my_file.pool, self.pool)
      # Generated modules also belong to the default pool.
      self.assertEqual(
          unittest_pb2.DESCRIPTOR.pool, descriptor_pool.Default()
      )
  
imports: import sys
  from google.protobuf import unittest_custom_options_pb2
  from google.protobuf import unittest_import_pb2
  from google.protobuf import unittest_pb2
  from google.protobuf import descriptor_pb2
  from google.protobuf.internal import api_implementation
  from google.protobuf.internal import test_util
  from google.protobuf import descriptor
  from google.protobuf import descriptor_pool
  from google.protobuf import symbol_database
  from google.protobuf import text_format
label_desc: Use image node_id 14 for calling the DescriptorTest obj's underlying member method code with example usage: obj.testFileDescriptor() without return types