DatetimeIndex.putmask(mask, value)

DatetimeIndex.microsecond The microseconds of the datetime

DatetimeIndex.ravel(order='C')

DatetimeIndex.is_quarter_start Logical indicating if first day of quarter (defined by frequency)

DatetimeIndex.base return the base object if the memory of the underlying data is shared

DatetimeIndex.size return the number of elements in the underlying data

DatetimeIndex.dayofyear The ordinal day of the year

DatetimeIndex.floor(freq)

DatetimeIndex.indexer_at_time(time, asof=False)

DatetimeIndex.is_mixed()