Generators for datetime.
You can use pip
to install this package.
$ pip install dt-range
If you use it, import dt_range
.
Note the slight difference from this package name.
from dt_range import (
daterange,
hourrange,
microsecondrange,
millisecondrange,
minuterange,
secondrange,
timedeltarange,
weekrange,
)
Here is an example of usage using START
and END
.
weekrange
can be used to get the date for each week.
from datetime import datetime
from dt_range import weekrange
START = datetime(2021, 1, 1)
END = datetime(2021, 1, 31)
for dt in weekrange(START, END):
print(dt)
# 2021-01-01 00:00:00
# 2021-01-08 00:00:00
# 2021-01-15 00:00:00
# 2021-01-22 00:00:00
# 2021-01-29 00:00:00
for dt in weekrange(START, END, weeks=2):
print(dt)
# 2021-01-01 00:00:00
# 2021-01-15 00:00:00
# 2021-01-29 00:00:00
daterange
can be used to get the date for each day.
from datetime import datetime
from dt_range import daterange
START = datetime(2021, 1, 1)
END = datetime(2021, 1, 31)
for dt in daterange(START, END):
print(dt)
# 2021-01-01 00:00:00
# 2021-01-02 00:00:00
# 2021-01-03 00:00:00
# ...
# 2021-01-29 00:00:00
# 2021-01-30 00:00:00
# 2021-01-31 00:00:00
for dt in daterange(START, END, days=4):
print(dt)
# 2021-01-01 00:00:00
# 2021-01-05 00:00:00
# 2021-01-09 00:00:00
# 2021-01-13 00:00:00
# 2021-01-17 00:00:00
# 2021-01-21 00:00:00
# 2021-01-25 00:00:00
# 2021-01-29 00:00:00
hourrange
can get the datetime
for each hour.
datetime
will be 0:00 if you don't specify the hour
argument, so you may need to specify 23:00 in some cases.
from datetime import datetime
from dt_range import hourrange
START = datetime(2021, 1, 1)
END = datetime(2021, 1, 1, 23)
for dt in hourrange(START, END):
print(dt)
# 2021-01-01 00:00:00
# 2021-01-01 01:00:00
# 2021-01-01 02:00:00
# 2021-01-01 03:00:00
# ...
# 2021-01-01 21:00:00
# 2021-01-01 22:00:00
# 2021-01-01 23:00:00
for dt in hourrange(START, END, hours=4):
print(dt)
# 2021-01-01 00:00:00
# 2021-01-01 04:00:00
# 2021-01-01 08:00:00
# 2021-01-01 12:00:00
# 2021-01-01 16:00:00
# 2021-01-01 20:00:00
You can also use minuterange
, secondrange
, etc. in the same way.
If you want to break it into smaller time segments, use timedeltarange
.
from datetime import datetime, timedelta
from dt_range import timedeltarange
START = datetime(2021, 1, 1)
END = datetime(2021, 1, 31)
for dt in timedeltarange(
START,
END,
timedelta(days=5, hours=4, minutes=3, seconds=2, microseconds=1),
):
print(dt)
# 2021-01-01 00:00:00
# 2021-01-06 04:03:02.000001
# 2021-01-11 08:06:04.000002
# 2021-01-16 12:09:06.000003
# 2021-01-21 16:12:08.000004
# 2021-01-26 20:15:10.000005
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