def with_equality(candidates):
for matrix in fully_ranked(candidates):
length = len(matrix) - 1
ordered = 0
for pair in reversed(matrix):
if pair[0] > pair[1]:
break
ordered += 1
for n in range(1 << length):
signs = []
for bit in range(length):
if n & (1 << bit):
if matrix[-(bit+1)] < matrix[-(bit+2)]:
break
signs.insert(0, "=")
else:
signs.insert(0, ">")
if len(signs) == length:
result = str.join("", interleave(matrix, signs))
yield result
tied = 1
while signs and signs.pop() == "=":
tied += 1
if tied <= ordered:
yield result + "=" + (result[-1:result.rfind(">"):-1] or result[::-1])
def with_equality(candidates):
for matrix in fully_ranked(candidates):
length = len(matrix) - 1
ordered = 0
for pair in reversed(matrix):
if pair[0] > pair[1]:
break
ordered += 1
for n in range(1 << length):
signs = []
for bit in range(length):
if n & (1 << bit):
if matrix[-(bit + 1)] < matrix[-(bit + 2)]:
break
signs.insert(0, "=")
else:
signs.insert(0, ">")
if len(signs) == length:
result = str.join("", interleave(matrix, signs))
yield result
tied = 1
while signs and signs.pop() == "=":
tied += 1
if tied <= ordered:
yield result + "=" + (result[-1:result.rfind(">"):-1]
or result[::-1])
def get(self):
election = self.election()
if not election:
return
user = users.get_current_user()
candidates = db.GqlQuery(
"SELECT * FROM Candidate WHERE ANCESTOR IS :1", election)
vote = Vote.get_by_key_name(self._vote_key(election, user))
if vote:
entries = dict((c.key().id(), c) for c in candidates)
keys = [[int(key) for key in rank.split(",")]
for rank in vote.ranks.split(";")]
ranks = interleave(repeat([]), ([entries[key] for key in rank]
for rank in keys))
unranked = [
entries[key] for key in entries
if key not in set(sum(keys, []))
]
else:
ranks = [[]]
unranked = candidates
self.render("vote.html",
election=election,
ranks=ranks,
unranked=unranked)
def get(self):
election = self.election()
if not election:
return
user = users.get_current_user()
candidates = db.GqlQuery("SELECT * FROM Candidate WHERE ANCESTOR IS :1", election)
vote = Vote.get_by_key_name(self._vote_key(election, user))
if vote:
entries = dict((c.key().id(), c) for c in candidates)
keys = [[int(key) for key in rank.split(",")] for rank in vote.ranks.split(";")]
ranks = interleave(repeat([]), ([entries[key] for key in rank] for rank in keys))
unranked = [entries[key] for key in entries if key not in set(sum(keys, []))]
else:
ranks = [[]]
unranked = candidates
self.render("vote.html", election=election, ranks=ranks, unranked=unranked)