def determine_if_winner():
print_points()
# Pick a winner at random with a single random number. We divide the number
# line up like:
#
# [ a_points | b_points | c_points | ... everything else ... ]
#
# and then we choose a place on the number line randomly:
#
# [ a_points | b_points | c_points | ... everything else ... ]
# ^
# or:
#
# [ a_points | b_points | c_points | ... everything else ... ]
# ^
# You can think of this as assigning a range to each player:
#
# A wins if random is [0, a_points)
# B wins if random is [a_points, a_points + b_points)
# C wins if random is [a_points + b_points, a_points + b_points + c_points)
# no one wins if random is [a_points + b_points + c_points, 1)
rnd = util.random()
points_so_far = 0
for user, user_points in util.get_user_points().items():
if rnd < 0.00001 * (user_points + points_so_far):
raise Exception('%s wins!' % user)
points_so_far += user_points
print('The game continues.')
def determine_if_winner():
print_points()
# Pick a winner at random with a single random number. We divide the number
# line up like:
#
# [ a_points | b_points | c_points | ... everything else ... ]
#
# and then we choose a place on the number line randomly:
#
# [ a_points | b_points | c_points | ... everything else ... ]
# ^
# or:
#
# [ a_points | b_points | c_points | ... everything else ... ]
# ^
# You can think of this as assigning a range to each player:
#
# A wins if random is [0, a_points)
# B wins if random is [a_points, a_points + b_points)
# C wins if random is [a_points + b_points, a_points + b_points + c_points)
# no one wins if random is [a_points + b_points + c_points, 1)
#
# The number line defaults to a range of 100000.
# In order to ensure fairness with large numbers of points,
# we extend the line if total points across all players exceed that value.
# Relative chance per-player is still preserved.
rnd = util.random()
all_user_points = util.get_user_points()
summed_user_points = [(user, util.total_user_points(user_points))
for user, user_points in all_user_points.items()]
# Don't include negative values when summing user points,
# since they have no chance to win anyway
# There shouldn't be negative values, but just in case...
total_points = sum([
user_points for user, user_points in summed_user_points
if user_points > 0
])
scalar = min(0.00001, 1.0 / total_points)
points_so_far = 0
print('Probability of winning:')
for user, user_points in summed_user_points:
print('%s: %.3f%%' % (user, user_points * scalar * 100))
for user, user_points in summed_user_points:
if rnd < scalar * (user_points + points_so_far):
raise Exception('%s wins!' % user)
points_so_far += user_points
print('The game continues.')
def should_block(pr):
for user, user_points in util.get_user_points().items():
if util.total_user_points(user_points) < 0:
raise Exception(
'Would bring user %s points to %s which is negative.' %
(user, user_points))
def print_points():
print('Points:')
for user, user_points in util.get_user_points().items():
print(' %s: %s' % (user, util.total_user_points(user_points)))
for reason in user_points:
print(' %s: %s' % (reason, user_points[reason]))
def print_points():
print('Points:')
for user, user_points in util.get_user_points().items():
print(' %s: %s' % (user, user_points))