Jalaali Python

Python implementation of jalaali.js which contains functions for converting Jalaali and Gregorian calnedar systems to each other.

About

Jalaali calendar is a solar calendar that was used in Persia, variants of which today are still in use in Iran as well as Afghanistan. Read more on Wikipedia or see Calendar Converter. Calendar conversion is based on the algorithm provided by Kazimierz M. Borkowski and has a very good performance.

Install

pip install jalaali

or download and run

python setup.py install

Usage

from jalaali import Jalaali
# Call static methods on Jalaali class

to_jalaali(gy,gm,gd)

Converts a Gregorian date to Jalaali.

Jalaali.to_jalaali(2016, 10, 6) # {jy:1395, jm:7, jd:15}

to_gregorian(jy,jm,jd)

Converts a Jalaali date to Gregorian.

    Jalaali.to_gregorian(1395, 7, 15) # {gy:2016, gm:10, gd:6}

is_valid_jalaali_date(jy,jm,jd)

Checks whether a Jalaali date is valid or not.

    Jalaali.is_valid_jalaali_date(1394,12,30) # False
    Jalaali.is_valid_jalaali_date(1395,12,30) # True

is_leap_jalaali_year(jy)

Is this a leap year or not?

    Jalaali.is_leap_jalaali_year(1394) # False
    Jalaali.is_leap_jalaali_year(1395) # True

jalaali_month_length(jy,jm)

Number of days in a given month in a Jalaali year.

    Jalaali.jalaali_month_length(1394, 12) # 29
    Jalaali.jalaali_month_length(1395, 12) # 30

Licence

MIT