update readme

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Chen Wei
2014-03-10 21:50:35 +08:00
parent e906bd1338
commit b273c986e1

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@@ -40,6 +40,17 @@ copy of which is include in the file COPYRIGHT.
**Hong Kong Observatory** has been very kind to provide and grant the permission
of using their convertion table, which is only for Non-Commercial use.
### Requirement:
* Python: tested on python 2.7
* [Numpy][] and [Numexpr][]: Only needed when generate calendar by astronomical
algorithm. The full version of LEA-406 and VSOP87 is rather slow when compute
in pure python. Combine numpy and numexpr gives a perceived speed comparable
to original Fortran code.
### How to run
run `lunar_ical`, it will fetch data from Hong Kong Observatory, save
@@ -103,3 +114,5 @@ calendar, thunderbird + lightning插件, iphone/ipad, 安卓都支持。
[Screenshot]: http://infinet.github.io/images/lunar_calendar.jpg
[aa_full]: http://infinet.github.io/images/moon-sun-full_lea406_vsop87_compare_JPL.png
[aa_trunc]: http://infinet.github.io/images/moon-sun-trunc_lea406_vsop87_compare_JPL.png
[Numpy]: http://www.numpy.org
[Numexpr]: https://github.com/pydata/numexpr