DatetimeIndex.get_loc(key, method=None, tolerance=None)

DatetimeIndex.groupby(values)

DatetimeIndex.reindex(target, method=None, level=None, limit=None, tolerance=None)

DatetimeIndex.strides return the strides of the underlying data

DatetimeIndex.nunique(dropna=True)

DatetimeIndex.is_unique = None

DatetimeIndex.itemsize return the size of the dtype of the item of the underlying data

DatetimeIndex.min(axis=None, *args, **kwargs)

DatetimeIndex.days_in_month The number of days in the month

DatetimeIndex.drop(labels, errors='raise')