class VotingSystem(object):
__metaclass__ = ABCMeta
@abstractmethod
def __init__(self, ballots, tie_breaker=None):
self.ballots = ballots
for ballot in self.ballots:
if "count" not in ballot:
ballot["count"] = 1
self.tie_breaker = tie_breaker
if type(self.tie_breaker) == types.ListType:
self.tie_breaker = TieBreaker(self.tie_breaker)
self.calculate_results()
@abstractmethod
def as_dict(self):
data = dict()
data["candidates"] = self.candidates
if self.tie_breaker and self.tie_breaker.ties_broken:
data["tie_breaker"] = self.tie_breaker.as_list()
return data
def break_ties(self, tied_objects, reverse_order=False):
if self.tie_breaker == None:
self.tie_breaker = TieBreaker(self.candidates)
return self.tie_breaker.break_ties(tied_objects, reverse_order)
def __init__(self, ballots, tie_breaker=None):
self.ballots = ballots
for ballot in self.ballots:
if "count" not in ballot:
ballot["count"] = 1
self.tie_breaker = tie_breaker
if type(self.tie_breaker) == types.ListType:
self.tie_breaker = TieBreaker(self.tie_breaker)
self.calculate_results()
def __init__(self, ballots, tie_breaker=None):
self.preferences = []
self.ballots = ballots
for ballot in self.ballots:
if "count" not in ballot:
ballot["count"] = 1
self.tie_breaker = tie_breaker
if isinstance(self.tie_breaker, types.ListType):
self.tie_breaker = TieBreaker(self.tie_breaker)
self.calculate_results()
def break_ties(self, tied_objects, reverse_order=False):
if self.tie_breaker == None:
self.tie_breaker = TieBreaker(self.candidates)
return self.tie_breaker.break_ties(tied_objects, reverse_order)
