code: def test_unsigned_integers(self):
      self.assertEqual(parse("uint8", self.sym), ct.DataShape(ct.uint8))
      self.assertEqual(
          parse("uint16", self.sym), ct.DataShape(ct.uint16)
      )
      self.assertEqual(
          parse("uint32", self.sym), ct.DataShape(ct.uint32)
      )
      self.assertEqual(
          parse("uint64", self.sym), ct.DataShape(ct.uint64)
      )
      # self.assertEqual(parse('uint128', self.sym),
      #                 ct.DataShape(ct.uint128))
      self.assertEqual(
          parse("uintptr", self.sym), ct.DataShape(ct.uintptr)
      )
  
imports: from __future__ import absolute_import, division, print_function
  import unittest
  import pytest
  from datashader import datashape
  from datashader.datashape.util.testing import assert_dshape_equal
  from datashader.datashape.parser import parse
  from datashader.datashape import coretypes
  from datashader.datashape import DataShapeSyntaxError
label_desc: Use image node_id 4 for calling the TestDataShapeParseBasicDType obj's underlying member method code with example usage: obj.test_unsigned_integers() without return types