def index(request):
if request.POST:
elo.update(request.POST)
player_list = Player.objects.order_by("ELO").reverse()
player_list_alpha = Player.objects.order_by("player_name")
return render_to_response('pingpong/index.html', {'player_list': player_list, 'player_list_alpha':player_list_alpha},
context_instance=RequestContext(request))
def _compare(song1: Song, song2: Song):
"""
Compares two songs, printing their names to console and adjusting their ratings based on input.
:param song1: first song
:param song2: second song
"""
print(song1)
print('vs.')
print(song2)
update(song1, song2, _get_input(), _MIN_K)
print('Elo:', song1.elo, song2.elo)
print()
all_songs.remove(song1)
all_songs.remove(song2)
_insert([song1, song2])
def fetch():
ratings = dict()
ts = challonge.tournaments.index(created_after="2015-04-03")
for t in ts:
if not t["started-at"]:
continue
tid = t["id"]
names = dict()
ps = challonge.participants.index(tid)
for p in ps:
pid = p["id"]
pn = p["name"]
assert pid not in names or pn == names[pid]
names[pid] = pn
ms = challonge.matches.index(tid)
for m in ms:
id1 = m["player1-id"]
if not id1:
continue
p1 = names[id1]
id2 = m["player2-id"]
if not id2:
continue
p2 = names[id2]
ss = m["scores-csv"]
## EXCEPTIONS FOR INCORRECT RECORDINGS
if p1 == "Fest" and p2 == "Nook" and ss == "2-0":
ss = "0-2"
if p1 == "Bean" and p2 == "Nook" and ss == "0-222":
ss = "0-2"
if p1 == "Ai" and p2 == "Justin" and ss == "0-69":
ss = "0-2"
if p1 == "Meero" and p2 == "Lyme" and ss == "0-0":
ss == "0-2"
# print p1, p2, ss
if not p1 or not p2 or not ss:
continue
if len(ss) != 3 or ss[1] != '-' or \
not ss[0].isdigit() or not ss[2].isdigit():
# print >> stderr, "warning: invalid score", ss, "for", \
# p1, "v", p2, "in", t["name"]
continue
s = int(ss[0]) - int(ss[2])
if s < -3 or s > 3:
def pin(s0):
global s
#print >> stderr, "warning: score", s, "adjusted to", s0, \
# "for", p1, "v", p2, "in", t["name"]
s = s0
if s < -3:
pin(-3)
if s > 3:
pin(3)
if p1 not in ratings:
ratings[p1] = 1000
if p2 not in ratings:
ratings[p2] = 1000
p1r = ratings[p1]
p2r = ratings[p2]
sn = (s + 3.0) / 6.0
ratings[p1] = elo.update(p1r, p2r, sn)
ratings[p2] = elo.update(p2r, p1r, 1.0 - sn)
def d(p, pr):
return p + ":" + str(pr) + "->" + str(ratings[p])
# print >> stderr, "update", sn, d(p1, p1r), d(p2, p2r)
## ONLY PRINTS OUT THOSE WHO ARE IN TOP N
results = []
rank = 1
for p in sorted(ratings, key=ratings.__getitem__, reverse=True):
if p in topN:
results.append(PlayerStats(rank, p, ratings[p]))
rank += 1
return results
#!/usr/bin/python2 # Copyright (c) 2015 Benjamin and Barton Massey # [This program is licensed under the GPL version 3 or later.] # Please see the file COPYING in the source # distribution of this software for license terms. # Elo Rating update calculator # for Smash match (assumes 5-game match) # http://en.wikipedia.org/wiki/Elo_rating_system from sys import argv import elo # Current rating of a. ra = int(argv[1]) # Current rating of b. rb = int(argv[2]) # Score difference in the match (0..1). s = float(argv[3]) # Normalized actual score of a. ns = (s + 3) / 6 # Print adjusted Elo rating of a. print elo.update(ra, rb, s)
