SunTime

Simple sunset and sunrise time calculation python library.

Installation

Using pip:

pip3 install suntime

Or download and type:

python3 setup.py install

Usage

You can use the library to get UTC and local time sunrise and sunset times typing:

import datetime
from dateutil import tz
from suntime import Sun, SunTimeException

warsaw_lat = 51.21
warsaw_lon = 21.01

sun = Sun(warsaw_lat, warsaw_lon)

# Get today's sunrise and sunset in UTC
today_sr = sun.get_sunrise_time()
today_ss = sun.get_sunset_time()
print('Today at Warsaw the sun raised at {} and get down at {} UTC'.
      format(today_sr.strftime('%H:%M'), today_ss.strftime('%H:%M')))

# On a special date in your machine's local time zone
abd = datetime.date(2014, 10, 3)
abd_sr = sun.get_sunrise_time(abd, tz.gettz('Europe/Warsaw'))
abd_ss = sun.get_sunset_time(abd, tz.gettz('Europe/Warsaw'))
print('On {} the sun at Warsaw raised at {} and get down at {}.'.
      format(abd, abd_sr.strftime('%H:%M'), abd_ss.strftime('%H:%M')))

# Error handling (no sunset or sunrise on given location)
latitude = 87.55
longitude = 0.1
sun = Sun(latitude, longitude)
try:
    abd_sr = sun.get_sunrise_time(abd)
    abd_ss = sun.get_sunset_time(abd)
    print('On {} at somewhere in the north the sun raised at {} and get down at {}.'.
          format(abd, abd_sr.strftime('%H:%M'), abd_ss.strftime('%H:%M')))
except SunTimeException as e:
    print("Error: {0}.".format(e))

Testing

To run the tests, type:

pytest tests.py

For linting checks, type:

flake8 .

License

Copyright © 2024 SatAgro Sp. z o.o. and our awesome contributors:

Andrey Kobyshev (yokotoka)
Hadrien Bertrand (hbertrand)
Ingo Randolf (i-n-g-o)
John Vandenberg (jayvdb)
Krzysztof Stopa (kstopa)
Matthias (palto42)
Muhammad Yasirroni (yasirroni)

This file is part of SunTime library for python (SunTime).

SunTime is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or any later version.

SunTime is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with CAMS tools. If not, see http://www.gnu.org/licenses/.

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