datatable.time.hour()

datatable.time.

hour

(

time

)

sourcetests

Added in version 1.0.0

Retrieve the “hour” component of a time64 column. The returned value will always be in the range [0; 23].

Parameters

time

FExpr[time64]

A column for which you want to compute the hour part.

return

FExpr[int32]

The hour part of the source column.

Examples

from datetime import datetime as d DT = dt.Frame([d(2020, 5, 11, 12, 0, 0), d(2021, 6, 14, 16, 10, 59, 394873)]) DT[:, {'time': f[0], 'hour': dt.time.hour(f[0])}]

	time	hour
	time64	int32
0	2020-05-11T12:00:00	12
1	2021-06-14T16:10:59.394873	16

2 rows × 2 columns

See Also

• minute() – retrieve the “minute” component of a timestamp

• second() – retrieve the “second” component of a timestamp

• nanosecond() – retrieve the “nanosecond” component of a timestamp