def test_evaluate_profitable():
market = Market('test', 0, '', 'SingleMarket')
c1 = Contract('test', 'test1', '')
c2 = Contract('test', 'test2', '')
c3 = Contract('test', 'test3', '')
c1.short_offers = [ Offer(c1, 'NO', .4, 10) ]
c2.short_offers = [ Offer(c2, 'NO', .6, 10) ]
c3.short_offers = [ Offer(c3, 'NO', .8, 10) ]
market.contracts = [ c1, c2, c3 ]
r = buy_no.evaluate(market)
assert r is not None
ret = r[0]
gain = r[1]
cost = r[2]
shares = r[3]
assert cost == 18
assert shares == 10
assert round(ret, 2) == .1
assert round(gain, 2) == 1.8
def test_contract_costs():
c = Contract('ticker', 'test', '')
c.long_offers = [
Offer(c, 'Yes', .1, 5),
Offer(c, 'Yes', .16, 10),
Offer(c, 'Yes', .2, 100),
]
c.short_offers = [
Offer(c, 'Yes', .4, 6),
Offer(c, 'Yes', .5, 4),
Offer(c, 'Yes', .6, 10),
]
assert c.cost_to_buy_n_long(1000) is None
assert c.cost_to_buy_n_short(1000) is None
assert c.cost_to_buy_n_long(5) == .5
assert c.cost_to_buy_n_long(10) == 1.3
assert c.cost_to_buy_n_long(20) == 3.1
assert c.cost_to_buy_n_short(6) == 2.4
assert c.cost_to_buy_n_short(10) == 4.4
assert c.cost_to_buy_n_short(12) == 5.6
assert c.cost_to_buy_n_short(20) == 10.4
def test_evaluate_notprofitable():
market = Market('test', 0, '', 'SingleMarket')
c1 = Contract('test', 'test1', '')
c2 = Contract('test', 'test2', '')
c3 = Contract('test', 'test3', '')
c1.short_offers = [ Offer(c1, 'NO', .9, 10) ]
c2.short_offers = [ Offer(c2, 'NO', .95, 10) ]
c3.short_offers = [ Offer(c3, 'NO', .99, 10) ]
market.contracts = [ c1, c2, c3 ]
r = buy_no.evaluate(market)
assert r is None
def test_evaluate_notprofitable():
market = Market('test', 0, '', 'SingleMarket')
c1 = Contract('test', 'test1', '')
c1.long_offers = [ Offer(c1, 'YES', .52, 10) ]
c1.short_offers = [ Offer(c1, 'NO', .54, 5)]
market.contracts = [ c1 ]
r = buy_yes_no.evaluate(market)
assert r is None
def test_evaluate_profitable():
market = Market('test', 0, '', 'SingleMarket')
c1 = Contract('test', 'test1', '')
c1.long_offers = [ Offer(c1, 'YES', .4, 10) ]
c1.short_offers = [ Offer(c1, 'NO', .4, 5)]
market.contracts = [ c1 ]
r = buy_yes_no.evaluate(market)
assert r is not None
ret = r[0]
gain = r[1]
cost = r[2]
shares = r[3]
assert shares == 5
assert cost == 4
assert round(ret, 2) == .23
assert round(gain, 2) == 1
def load(path):
raw = json.loads(open(path).read())
markets = []
for r in raw:
m = Market(r['name'], r['id'], r['url'], r['type'])
if('contracts' in r):
for x in r['contracts'].keys():
rc = r['contracts'][x]
c = Contract(x, rc['name'], rc['url'])
for z in rc['buy_yes_offers']:
o = Offer(c, 'buy_yes', z['price'], z['shares'])
c.long_offers.append(o)
for z in rc['buy_no_offers']:
o = Offer(c, 'buy_no', z['price'], z['shares'])
c.short_offers.append(o)
c.long_offers=sorted(c.long_offers, key=lambda x: x.price)
c.short_offers=sorted(c.short_offers, key=lambda x: x.price)
m.contracts.append(c)
markets.append(m)
return markets