Function _strftime

xarray/core/accessor_dt.py:221–231

(values, date_format)

def _strftime(values, date_format):
    if is_np_datetime_like(values.dtype):
        access_method = _strftime_through_series
    else:
        access_method = _strftime_through_cftimeindex
    if is_duck_dask_array(values):
        from dask.array import map_blocks

        return map_blocks(access_method, values, date_format)
    else:
        return access_method(values, date_format)


def _index_or_data(obj):