code: def test_pragma_schema_version(self):
      # This still crashed pysqlite <= 2.2.1
      with memory_database(detect_types=sqlite.PARSE_COLNAMES) as con:
          cur = self.con.cursor()
          cur.execute("pragma schema_version")
  
imports: import datetime
  import unittest
  import sqlite3
  import weakref
  import functools
  from test import support
  from unittest.mock import patch
  from .util import memory_database, cx_limit
  from .util import MemoryDatabaseMixin
label_desc: Use image node_id 2 for calling the RegressionTests obj's underlying member method code with example usage: obj.test_pragma_schema_version() without return types