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import urllib2
from bs4 import BeautifulSoup as bs
import sys, os, hashlib, re
from urlparse import urljoin
from math import floor
results_url = sys.argv[1]
def fetch_url(url):
round_hash = hashlib.sha224(url).hexdigest()
cache_path = os.path.join('cache', round_hash)
if not os.path.exists(cache_path):
r_content = urllib2.urlopen(url).read()
file(cache_path, 'w').write(r_content)
else:
r_content = file(cache_path).read()
return r_content
results = bs(fetch_url(results_url), 'lxml')
round_links = []
for link in results.select('a[href]'):
if '/RoundTeams.asp' in link['href']:
round_links.append(link['href'])
class Round:
tournament = None
url = ''
name = ''
content = ''
tables = None
boards = None
def __init__(self):
self.tables = []
self.boards = {}
def number(self):
return int(re.sub('\b*round\b*', '', self.name, flags=re.I))
def __repr__(self):
return self.tournament.name + ': ' + self.name
def __eq__(self, other):
return self.tournament == other.tournament and self.name == other.name
def __gt__(self, other):
return self.number() > other.number()
round_regex = re.compile('^round ', flags=re.I)
rounds = []
for r in set(round_links):
url = urljoin(results_url, r)
content = bs(fetch_url(url), 'lxml')
first_row = content.select('table tr')[0]
cells = [cell.text.strip() for cell in first_row.select('td')]
round_cells = [cell for cell in cells if round_regex.match(cell)]
other_cells = [cell for cell in cells if not round_regex.match(cell)]
new_round = Round()
new_round.name = ' '.join(round_cells)
new_round.tournament = ' - '.join(other_cells)
new_round.content = content
new_round.url = url
if new_round not in rounds:
rounds.append(new_round)
tournament_data = {}
for r in rounds:
if r.tournament not in tournament_data:
tournament_data[r.tournament] = []
tournament_data[r.tournament].append(r)
class Tournament:
name = ''
rounds = None
lineup = None
def __init__(self, name, rounds):
self.lineup = []
self.name = name
self.rounds = rounds
for round in rounds:
round.tournament = self
def __repr__(self):
return '%s (%d rounds)' % (self.name, len(self.rounds))
tournaments = []
for tour in tournament_data:
tournaments.append(Tournament(tour, tournament_data[tour]))
class Table:
results = None
content = ''
def __init__(self):
self.results = []
class Pair:
first_name = ''
second_name = ''
nation = ''
results = None
def __init__(self, name1, name2, nation):
self.results = []
self.first_name = name1
self.second_name = name2
self.nation = nation
def __eq__(self, other):
return ' - '.join(sorted([self.first_name, self.second_name])) == \
' - '.join(sorted([other.first_name, other.second_name]))
def __repr__(self):
return '%s - %s (%s)' % (self.first_name, self.second_name, self.nation)
def __hash__(self):
return int(hashlib.sha224(self.__repr__()).hexdigest(), 16)
class Result:
ns_pair = None
ew_pair = None
tour_round = None
board_no = 0
score = 0
butler = 0
cutoff_butler = 0
cavendish = 0
def __init__(self, ns, ew, score, rnd, board):
self.ns_pair = ns
self.ew_pair = ew
self.score = score
self.tour_round = rnd
self.board_no = board
self.ns_pair.results.append(self)
self.ew_pair.results.append(self)
def __gt__(self, other):
return self.score > other.score
def __repr__(self):
return '%d-%d\t%d\t%d\t%d\t%f' % (self.tour_round.number(), self.board_no,
self.score,
self.butler, self.cutoff_butler,
self.cavendish)
for tour in tournaments:
for r in tour.rounds:
table_urls = [urljoin(r.url, link['href']) for link in r.content.select('a[href]') if 'BoardDetails.asp' in link['href']]
for url in table_urls:
table = Table()
table.content = bs(fetch_url(url), 'lxml')
team_links = [link for link in table.content.select('div[align] a[href]') if 'TeamDetails.asp' in link['href']]
if len(team_links) == 2:
home_team = team_links[0].text
away_team = team_links[1].text
players = [link.text.strip() for link in table.content.select('a[href]') if 'people/person.asp' in link['href']]
if len(players) == 8:
pairs = [
Pair(players[0], players[6], home_team), # open
Pair(players[4], players[5], home_team), # closed
Pair(players[2], players[3], away_team), # open
Pair(players[1], players[7], away_team) # closed
]
for i, pair in enumerate(pairs):
try:
pairs[i] = tour.lineup[tour.lineup.index(pair)]
except ValueError:
tour.lineup.append(pair)
result_cells = [int(cell.text.strip()) if len(cell.text.strip()) > 0 else 0 for cell in table.content.select('tr[nowrap] b')]
open_scores = []
closed_scores = []
for i in range(0, len(result_cells) / 6):
open_scores.append(result_cells[6*i] - result_cells[6*i + 1])
closed_scores.append(result_cells[6*i + 2] - result_cells[6*i + 3])
for board, score in enumerate(open_scores):
new_score = Result(pairs[0], pairs[2], score, r, board+1)
table.results.append(new_score)
for board, score in enumerate(closed_scores):
new_score = Result(pairs[3], pairs[1], score, r, board+1)
table.results.append(new_score)
r.tables.append(table)
for r in tour.rounds:
for table in r.tables:
for result in table.results:
if result.board_no not in r.boards:
r.boards[result.board_no] = []
r.boards[result.board_no].append(result)
def imp(res1, res2):
diff = res1 - res2
ew = False
if diff < 0:
ew = True
diff = -diff
thresholds = [20, 50, 90, 130, 170, 220, 270, 320, 370, 430,
500, 600, 750, 900, 1100, 1300, 1500, 1750,
2000, 2250, 2500, 3000, 3500, 4000]
imps = len([t for t in thresholds if diff >= t])
return -imps if ew else imps
def get_datum(board):
average = float(sum([r.score for r in board])) / len(board)
return int(round(average / 10)) * 10
for tour in tournaments:
if len(tour.lineup) == 0:
continue
for rnd in tour.rounds:
for i, board in rnd.boards.iteritems():
datum = get_datum(board)
cutoff = int(floor(len(board) / 4))
cutoff_results = sorted(board)
cutoff_datum = get_datum(cutoff_results[cutoff:-cutoff])
for r in board:
r.butler = imp(r.score, datum)
r.cutoff_butler = imp(r.score, cutoff_datum)
r.cavendish = float(sum([imp(r.score, other.score) for other in board if r <> other])) / float((len(board) - 1))
print tour.name
for pair in tour.lineup:
#print pair
result_table = []
for res in pair.results:
ew = -1 if res.ew_pair == pair else 1
result_table.append([
res.tour_round.number(),
res.board_no,
res.score,
ew * res.butler,
ew * res.cutoff_butler,
ew * res.cavendish
])
for r in sorted(result_table, cmp=lambda x,y: cmp(x[0], y[0]) or cmp(x[1], y[1])):
print '\t'.join([str(pair)] + [str(s) for s in r[:3]] + [str(round(s, 2)) for s in r[3:]])
#print '\t'.join([
# str(len(result_table)),
# '',
# '',
# str(round(float(sum([r[3] for r in result_table])) / float(len(result_table)), 2)),
# str(round(float(sum([r[4] for r in result_table])) / float(len(result_table)), 2)),
# str(round(float(sum([r[5] for r in result_table])) / float(len(result_table)), 2))
#])
#print
print
head_to_head = {}
for r in tour.rounds:
for table in r.tables:
for result in table.results:
if result.ns_pair not in head_to_head:
head_to_head[result.ns_pair] = {}
if result.ew_pair not in head_to_head[result.ns_pair]:
head_to_head[result.ns_pair][result.ew_pair] = []
if result.ew_pair not in head_to_head:
head_to_head[result.ew_pair] = {}
if result.ns_pair not in head_to_head[result.ew_pair]:
head_to_head[result.ew_pair][result.ns_pair] = []
head_to_head[result.ns_pair][result.ew_pair].append([
result.butler,
result.cutoff_butler,
result.cavendish
])
head_to_head[result.ew_pair][result.ns_pair].append([
-result.butler,
-result.cutoff_butler,
-result.cavendish
])
for ns in head_to_head:
for ew in head_to_head[ns]:
count = float(len(head_to_head[ns][ew]))
head_to_head[ns][ew] = {
'butler': float(sum([r[0] for r in head_to_head[ns][ew]])) / count,
'cutoff_butler': float(sum([r[1] for r in head_to_head[ns][ew]])) / count,
'cavendish': float(sum([r[2] for r in head_to_head[ns][ew]])) / count,
'count': count
}
normalized = {}
for ns in head_to_head:
if ns not in normalized:
normalized[ns] = {
'butler': 0,
'cutoff_butler': 0,
'cavendish': 0,
'count': 0
}
for ew in head_to_head[ns]:
head_to_head[ns][ew]['opposition'] = {
'butler': 0,
'cutoff_butler': 0,
'cavendish': 0,
'count': 0
}
for opposition in head_to_head[ew]:
if opposition != ns:
head_to_head[ns][ew]['opposition']['butler'] += head_to_head[ew][opposition]['butler'] * head_to_head[ew][opposition]['count']
head_to_head[ns][ew]['opposition']['cutoff_butler'] += head_to_head[ew][opposition]['cutoff_butler'] * head_to_head[ew][opposition]['count']
head_to_head[ns][ew]['opposition']['cavendish'] += head_to_head[ew][opposition]['cavendish'] * head_to_head[ew][opposition]['count']
head_to_head[ns][ew]['opposition']['count'] += head_to_head[ew][opposition]['count']
if head_to_head[ns][ew]['opposition']['count'] > 0:
head_to_head[ns][ew]['opposition']['butler'] /= head_to_head[ns][ew]['opposition']['count']
head_to_head[ns][ew]['opposition']['cutoff_butler'] /= head_to_head[ns][ew]['opposition']['count']
head_to_head[ns][ew]['opposition']['cavendish'] /= head_to_head[ns][ew]['opposition']['count']
normalized_butler = head_to_head[ns][ew]['butler'] + head_to_head[ns][ew]['opposition']['butler']
normalized_cutoff = head_to_head[ns][ew]['cutoff_butler'] + head_to_head[ns][ew]['opposition']['cutoff_butler']
normalized_cavendish = head_to_head[ns][ew]['cavendish'] + head_to_head[ns][ew]['opposition']['cavendish']
normalized[ns]['butler'] += normalized_butler * head_to_head[ns][ew]['count']
normalized[ns]['cutoff_butler'] += normalized_cutoff * head_to_head[ns][ew]['count']
normalized[ns]['cavendish'] += normalized_cavendish * head_to_head[ns][ew]['count']
normalized[ns]['count'] += head_to_head[ns][ew]['count']
print '%s\t%s\t%.2f\t%.2f\t%.2f\t%.2f\t%.2f\t%.2f\t%.2f\t%.2f\t%.2f' % (
str(ns),
str(ew),
head_to_head[ns][ew]['butler'],
head_to_head[ns][ew]['cutoff_butler'],
head_to_head[ns][ew]['cavendish'],
head_to_head[ns][ew]['opposition']['butler'],
head_to_head[ns][ew]['opposition']['cutoff_butler'],
head_to_head[ns][ew]['opposition']['cavendish'],
normalized_butler,
normalized_cutoff,
normalized_cavendish
)
print
for pair in normalized:
print '%s\t%.2f\t%.2f\t%.2f\t%d' % (
str(pair),
normalized[pair]['butler'] / normalized[pair]['count'],
normalized[pair]['cutoff_butler'] / normalized[pair]['count'],
normalized[pair]['cavendish'] / normalized[pair]['count'],
normalized[pair]['count']
)
print
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