blob: 6dc520733577af68cd7926105204baf807251a39 [file] [log] [blame]
Olivier Deprezf4ef2d02021-04-20 13:36:24 +02001
2import webbrowser
3import hashlib
4
5webbrowser.open("https://xkcd.com/353/")
6
7def geohash(latitude, longitude, datedow):
8 '''Compute geohash() using the Munroe algorithm.
9
10 >>> geohash(37.421542, -122.085589, b'2005-05-26-10458.68')
11 37.857713 -122.544543
12
13 '''
14 # https://xkcd.com/426/
15 h = hashlib.md5(datedow, usedforsecurity=False).hexdigest()
16 p, q = [('%f' % float.fromhex('0.' + x)) for x in (h[:16], h[16:32])]
17 print('%d%s %d%s' % (latitude, p[1:], longitude, q[1:]))