code: def test_schema(self):
      with self.assert_pyarrow_memory_released():
          self.make_schema()._export_to_c(self.ptr_schema)
          # Will panic if expectations are not met
          cgotest.importSchema(self.ptr_schema)
  
imports: import contextlib
  import gc
  import os
  import unittest
  import pyarrow
  from pyarrow.cffi import ffi
label_desc: Use image node_id 1 for calling the TestPythonToGo obj's underlying member method code with example usage: obj.test_schema() without return types