keep my slack status in phase with the moon

slackmoon.py

import urllib
import json
import datetime

def emoji_phase(t):
    emoji = [
        ":new_moon:", ":waxing_crescent_moon:",
        ":first_quarter_moon:",
        ":waxing_gibbous_moon:",":full_moon:",
        ":waning_gibbous_moon:", ":last_quarter_moon:",
        ":waning_crescent_moon:"]
    start = datetime.datetime(1999, 8, 11)
    diff = t - start
    offset = int(round((diff.days % 29.530588853)/ 29.530588853 * len(emoji))) % len(emoji)
    return emoji[offset]

token = "NOT-MY-ACTUAL-TOKEN"

url = "https://slack.com/api/users.profile.set"


data = json.dumps(dict(
    status_emoji=emoji_phase(datetime.datetime.now()),
    status_text= "book 2 of the emad chronicles"))

args = dict(token=token, profile=data)
print url + '?' + urllib.urlencode(args)

To create an access token, create an app (https://api.slack.com/apps) and give it Modify user’s profile users.profile:write permission.
Install that into your workspace.