def ds_add(ds, days):

    ds = datetime.strptime(ds, '%Y-%m-%d')
    if days:
        ds = ds + timedelta(days)
    return ds.isoformat()[:10]
Returns the value stored in the table at (*row*, *col*).
dataset/ETHPy150Open airbnb/airflow/airflow/macros/__init__.py/ds_add--crossover with--dataset/ETHPy150Open enthought/traitsui/traitsui/wx/table_model.py/TableModel.get_value