accounts_table = table('account', column('id', Integer), column('name',
    String), column('create_date', Date))
op.bulk_insert(accounts_table, [{'id': 1, 'name': 'John Smith',
    'create_date': date(2010, 10, 5)}, {'id': 2, 'name': 'Ed Williams',
    'create_date': date(2007, 5, 27)}, {'id': 3, 'name': 'Wendy Jones',
    'create_date': date(2008, 8, 15)}])
Creating seed data in a flask-migrate or alembic migration