Temporal#

The following methods are available under the expr.dt attribute.

Expr.dt.base_utc_offset()

Base offset from UTC.

Expr.dt.cast_time_unit(time_unit)

Cast the underlying data to another time unit.

Expr.dt.century()

Extract the century from underlying representation.

Expr.dt.combine(time[, time_unit])

Create a naive Datetime from an existing Date/Datetime expression and a Time.

Expr.dt.convert_time_zone(time_zone)

Convert to given time zone for an expression of type Datetime.

Expr.dt.date()

Extract date from date(time).

Expr.dt.datetime()

Return datetime.

Expr.dt.day()

Extract day from underlying Date representation.

Expr.dt.days()

Extract the total days from a Duration type.

Expr.dt.dst_offset()

Additional offset currently in effect (typically due to daylight saving time).

Expr.dt.epoch([time_unit])

Get the time passed since the Unix EPOCH in the give time unit.

Expr.dt.hour()

Extract hour from underlying DateTime representation.

Expr.dt.hours()

Extract the total hours from a Duration type.

Expr.dt.is_leap_year()

Determine whether the year of the underlying date is a leap year.

Expr.dt.iso_year()

Extract ISO year from underlying Date representation.

Expr.dt.microsecond()

Extract microseconds from underlying DateTime representation.

Expr.dt.microseconds()

Extract the total microseconds from a Duration type.

Expr.dt.millennium()

Extract the millennium from underlying representation.

Expr.dt.millisecond()

Extract milliseconds from underlying DateTime representation.

Expr.dt.milliseconds()

Extract the total milliseconds from a Duration type.

Expr.dt.minute()

Extract minutes from underlying DateTime representation.

Expr.dt.minutes()

Extract the total minutes from a Duration type.

Expr.dt.month()

Extract month from underlying Date representation.

Expr.dt.month_end()

Roll forward to the last day of the month.

Expr.dt.month_start()

Roll backward to the first day of the month.

Expr.dt.nanosecond()

Extract nanoseconds from underlying DateTime representation.

Expr.dt.nanoseconds()

Extract the total nanoseconds from a Duration type.

Expr.dt.offset_by(by)

Offset this date by a relative time offset.

Expr.dt.ordinal_day()

Extract ordinal day from underlying Date representation.

Expr.dt.quarter()

Extract quarter from underlying Date representation.

Expr.dt.replace_time_zone(time_zone, *[, ...])

Replace time zone for an expression of type Datetime.

Expr.dt.round(every[, offset, ambiguous])

Divide the date/datetime range into buckets.

Expr.dt.second(*[, fractional])

Extract seconds from underlying DateTime representation.

Expr.dt.seconds()

Extract the total seconds from a Duration type.

Expr.dt.strftime(format)

Convert a Date/Time/Datetime column into a String column with the given format.

Expr.dt.time()

Extract time.

Expr.dt.timestamp([time_unit])

Return a timestamp in the given time unit.

Expr.dt.to_string(format)

Convert a Date/Time/Datetime column into a String column with the given format.

Expr.dt.total_days()

Extract the total days from a Duration type.

Expr.dt.total_hours()

Extract the total hours from a Duration type.

Expr.dt.total_microseconds()

Extract the total microseconds from a Duration type.

Expr.dt.total_milliseconds()

Extract the total milliseconds from a Duration type.

Expr.dt.total_minutes()

Extract the total minutes from a Duration type.

Expr.dt.total_nanoseconds()

Extract the total nanoseconds from a Duration type.

Expr.dt.total_seconds()

Extract the total seconds from a Duration type.

Expr.dt.truncate(every[, offset, ...])

Divide the date/datetime range into buckets.

Expr.dt.week()

Extract the week from the underlying Date representation.

Expr.dt.weekday()

Extract the week day from the underlying Date representation.

Expr.dt.with_time_unit(time_unit)

Set time unit of an expression of dtype Datetime or Duration.

Expr.dt.year()

Extract year from underlying Date representation.