bpo-31764: Prevent a crash in sqlite3.Cursor.close() in case the Cursor object is uninitialized (#3958)
diff --git a/Lib/sqlite3/test/regression.py b/Lib/sqlite3/test/regression.py
index 3ff9abd..34cd233 100644
--- a/Lib/sqlite3/test/regression.py
+++ b/Lib/sqlite3/test/regression.py
@@ -190,6 +190,9 @@
cur = Cursor(con)
with self.assertRaises(sqlite.ProgrammingError):
cur.execute("select 4+5").fetchall()
+ with self.assertRaisesRegex(sqlite.ProgrammingError,
+ r'^Base Cursor\.__init__ not called\.$'):
+ cur.close()
def CheckStrSubclass(self):
"""