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prizes.py
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<<<<<<< HEAD
# -*- coding: utf-8 -*-
"""
Created on Sun Apr 23 19:12:11 2017
@author: Oore
"""
from bs4 import BeautifulSoup
import requests
class Game(object):
price = 0
num = 0
name = ""
top_prize = 0
all_winners = 0
claimed = 0
available = 0
more = ""
prizes =[]
overall = {}
class Prize(object):
amount =0
odds = 0
winners =0
claimed =0
available = 0
prizes_url='http://www.calottery.com/play/scratchers-games/top-prizes-remaining'
all_lottodata =[]
#Will be put into a module to extract the relevant data from the website whenever the program is called
#or maybe not.
r = requests.get(prizes_url)
soup = BeautifulSoup(r.text,"lxml")
data_table = soup.find('table',id='topprizetable')
rows = data_table.findAll('tr')
for row in rows:
if len(row) != 8:
continue
else:
cells = row.findAll('td')
g = Game()
g.price = int(str(cells[0].text.strip())[1:]) #convert to text, strip dollar sign and convert to int
g.num = int(cells[1].text.strip())
g.name = cells[2].text.strip()
g.top_prize = int(str(cells[3].text.strip()).replace(',','')[1:]) #convert from currency
g.all_winners = int(cells[4].text.strip().replace(',',''))
g.claimed = int(cells[5].text.strip().replace(',',''))
g.available = int(cells[6].text.strip().replace(',',''))
g.more = 'http://www.calottery.com'+str(cells[7].find('a')['href']) #explore this link for more information on all the prizes.
g.overall = {}
all_lottodata.append(g)
p = requests.get(g.more)
newsoup = BeautifulSoup(p.text,'lxml')
prizes_table = newsoup.find('table',class_='draw_games tag_even')
allprizes = prizes_table.findAll('tr')
for prize in allprizes:
if len(prize) ==5:
pdata = prize.findAll('td')
if all(char.isalpha() for char in str(pdata[0].text.strip()) ):
g.overall['Odds']= int(str(pdata[1].text.strip()).replace(',',''))
g.overall['Winners']= int(str(pdata[2].text.strip()).replace(',',''))
g.overall['Pwon'] = int(str(pdata[3].text.strip()).replace(',',''))
g.overall['Pavail'] = int(str(pdata[4].text.strip()).replace(',',''))
else:
p = Prize()
p.amount = int(str(pdata[0].text.strip()).replace(',','')[1:])
p.odds = int(str(pdata[1].text.strip()).replace(',',''))
p.winners = int(str(pdata[2].text.strip()).replace(',',''))
p.claimed = int(str(pdata[3].text.strip()).replace(',',''))
p.available = int(str(pdata[4].text.strip()).replace(',',''))
g.prizes.append(p)
for x in all_lottodata:#Just some code to test out the classes and loops. Will be removed before final version.
#print(x.name)
#print(x.overall)
print(x.more)
#print (len(x.prizes))
#for v in x.prizes:
#print(v.amount)
break
#Note: The ticket "Super Ticket" does not have a summary line on their website sometimes so it might return an empty dict which should be ignored.
=======
# -*- coding: utf-8 -*-
"""
Created on Sun Apr 23 19:12:11 2017
@author: Oore
"""
from bs4 import BeautifulSoup
import requests
class Game:
price = 0
num = 0
name = ""
top_prize = 0
all_winners = 0
claimed = 0
available = 0
more = ""
prizes =[]
overall = {}
class Prize(Game):
amount =0
odds = 0
winners =0
claimed =0
available = 0
prizes_url='http://www.calottery.com/play/scratchers-games/top-prizes-remaining'
all_lottodata =[]
#Will be put into a module to extract the relevant data from the website whenever the program is called
#or maybe not.
r = requests.get(prizes_url)
soup = BeautifulSoup(r.text,"lxml")
data_table = soup.find('table',id='topprizetable')
rows = data_table.findAll('tr')
for row in rows:
if len(row) != 8:
continue
else:
cells = row.findAll('td')
g = Game()
g.price = int(str(cells[0].text.strip())[1:]) #convert to text, strip dollar sign and convert to int
g.num = int(cells[1].text.strip())
g.name = cells[2].text.strip()
g.top_prize = int(str(cells[3].text.strip()).replace(',','')[1:]) #convert from currency
g.all_winners = int(cells[4].text.strip().replace(',',''))
g.claimed = int(cells[5].text.strip().replace(',',''))
g.available = int(cells[6].text.strip().replace(',',''))
g.more = 'http://www.calottery.com'+str(cells[7].find('a')['href']) #explore this link for more information on all the prizes.
all_lottodata.append(g)
p = requests.get(g.more)
newsoup = BeautifulSoup(p.text,'lxml')
prizes_table = newsoup.find('table',class_='draw_games tag_even')
allprizes = prizes_table.findAll('tr')
g.prizes=[]
for prize in allprizes:
if len(prize) ==5:
pdata = prize.findAll('td')
if all(char.isalpha() for char in str(pdata[0].text.strip()) ):
p=Prize()
p.amount = str(pdata[0].text.strip()).replace(',','')
p.odds = int(str(pdata[1].text.strip()).replace(',',''))
p.winners = int(str(pdata[2].text.strip()).replace(',',''))
p.claimed = int(str(pdata[3].text.strip()).replace(',',''))
p.available = int(str(pdata[4].text.strip()).replace(',',''))
g.prizes.append(p)
else:
p = Prize()
p.amount = int(str(pdata[0].text.strip()).replace(',','')[1:])
p.odds = int(str(pdata[1].text.strip()).replace(',',''))
p.winners = int(str(pdata[2].text.strip()).replace(',',''))
p.claimed = int(str(pdata[3].text.strip()).replace(',',''))
p.available = int(str(pdata[4].text.strip()).replace(',',''))
g.prizes.append(p)
"""for x in all_lottodata:#Just some code to test out the classes and loops. Will be removed before final version.
print(x.name)
print(x.overall)
for y in x.prizes:
print (y.amount)"""
all_lottodata = [x for x in all_lottodata if x.name]
rows = []
for x in all_lottodata:
for y in x.prizes:
rows.append([x.name, y.amount, y.odds, y.winners, y.claimed,y.available, x.price])
class Ticket:
name = ''
prizes =[]
expected_value=0
new_expected_value = 0
value_change = 0
price = 0
prob = 0
N=0
n=0
def predcount(self):
N = sum(prize['total_winners'] for prize in self.prizes)/sum(prize['probability'] for prize in self.prizes)
n = sum(prize['available'] for prize in self.prizes)/sum(prize['probability'] for prize in self.prizes)
self.n = n
self.N = N
return(self)
def new_prizes(self):
for prize in self.prizes:
prize['new_probability'] = prize['available']/self.n
return(self)
tickets = []
def info(data):
names =[]
for row in rows:
names.append((row[0],row[6]))
names = set(names)
for name in names:
t=Ticket()
t.name = name[0]
t.price = int(name[1])
tickets.append(t)
return(tickets)
def prizes(lst, data):
tickets=[]
for ticket in lst:
ticketdata = list(filter(lambda x: x[0]==ticket.name and x[6] == ticket.price,data))
prizes=[]
for row in ticketdata:
try:
prize = {'prize':int(row[1]),'probability':1/int(row[2]),'total_winners':int(row[3]),'claimed':int(row[4]), 'available':int(row[5])}
except:
prize = {'prize':row[1],'probability':1/int(row[2]),'total_winners':int(row[3]),'claimed':int(row[4]), 'available':int(row[5])}
prizes.append(prize)
ticket.prizes = prizes
tickets.append(ticket)
return(tickets)
def ev(item):
prize_probs = []
for prize in item.prizes:
prize_prob = (prize['prize'],prize['probability'])
prize_probs.append(prize_prob)
initev = sum(i[0]*i[1] for i in prize_probs if i[0] != 'Ticket')
if prize_probs[-1][0]=='Ticket':
ticketprize = prize_probs[-1]
ticketprizevalue_wght = 1/(1/ticketprize[1]-1)
item.expected_value= (initev+ticketprizevalue_wght*initev)/item.price
else:
item.expected_value = initev/item.price
return(item)
def newev(item):
prize_probs = []
for prize in item.prizes:
prize_prob = (prize['prize'],prize['new_probability'])
prize_probs.append(prize_prob)
initev = sum(i[0]*i[1] for i in prize_probs if i[0] != 'Ticket')
if prize_probs[-1][0]=='Ticket':
ticketprize = prize_probs[-1]
ticketprizevalue_wght = 1/(1/ticketprize[1]-1)
item.new_expected_value= (initev+ticketprizevalue_wght*initev)/item.price
else:
item.new_expected_value = initev/item.price
return(item)
def deltavalue(item):
old=item.expected_value
new=item.new_expected_value
item.valuechange = (new-old)/old
return(item)
ticketlists = info(rows)
ticketlists = prizes(ticketlists,rows)
ticketlists = [ev(ticket) for ticket in ticketlists]
ticketlists = [t.predcount() for t in ticketlists]
ticketlists = [t.new_prizes() for t in ticketlists]
ticketlists = [newev(ticket) for ticket in ticketlists]
ticketlists = [deltavalue(ticket) for ticket in ticketlists]
for ticket in ticketlists:
change = str(ticket.valuechange*100)
print (ticket.name, change+"%", ticket.price)
>>>>>>> 9c581ac08c8d4bb55d27d791f2630c7876a7e708