def execute(self):
while True:
me = Person(api.get_me())
if any([p(me) for p in self.halt_predicates]):
print "Halt predicate triggered! Exiting!"
break
time.sleep(0.500)
feed = self.fetch_feed()
for person_data in feed:
person = Person(person_data)
if all(p(person) for p in self.trade_predicates):
self._try_buy(person)
time.sleep(self.buy_interval/1000)
def __init__(self,
feed, halt_predicates,
trade_predicates,
trade_trial_counts=5,
buy_interval=3000,
call_interval=300):
self.fetch_feed = _FEEDS[feed]
self.trade_predicates = trade_predicates
self.halt_predicates = halt_predicates
self.me = api.get_me()
self.my_id = api.get_my_id()
self.buy_interval = buy_interval
self.call_interval = call_interval
self.trade_trial_counts = trade_trial_counts
def _try_buy(self, person):
trial_counts = 0
while (trial_counts < self.trade_trial_counts):
print "Trying to buy {} for: {}".format(person.username, person.display_price)
me = Person(api.get_me())
time.sleep(0.500)
person = Person(api.get_person(person.id))
if not all(p(person) for p in self.trade_predicates):
break
if any([p(me) for p in self.halt_predicates]):
break
if me.balance > person.display_price:
try:
api.buy(person.id, person.purchase_uuid)
except InvalidRequest as ex:
trial_counts += 1
continue
else:
break # Buy successful
else:
print "Display price {} higher than balance {}".format(person.display_price, me.balance)
break
trial_count += 1