add product

config/test_sqlite/base.py

@@ -0,0 +1,6 @@
+"""Mirror PostgreSQL's existing unbounded varchar fields in SQLite tests."""
+from django.db.backends.sqlite3.base import DatabaseWrapper as SQLiteDatabaseWrapper
+
+
+class DatabaseWrapper(SQLiteDatabaseWrapper):
+    data_types = {**SQLiteDatabaseWrapper.data_types, 'CharField': 'varchar'}