def main(self, ndays=10):
# for test
import time
from universe import Universe
u = Universe(tickers=self._universe, time=self._time)
for i in range(ndays):
start_time = time.time()
time_ = self._time + dt.timedelta(days=1)
print("On", time_) #############################
self.get_data(time_)
print("data ready, time used:",
time.time() - start_time) ##############################
start_time = time.time()
self.scoring(time_)
print("alpha, time used:", time.time() - start_time)
print(self._alpha) ########################################
if len(self._alpha) == 0:
print("No alpha on this day")
continue
start_time = time.time()
u.updatingPool(time_, self.selection())
print("selection done, time used:",
time.time() - start_time) #####################
start_time = time.time()
u.evaluation()
print("evaluation done, time used:",
time.time() - start_time) #####################
return u._networth
