class Application(object):
def __init__(self):
self.dm = DataManager()
def run(self, args):
symbol = args[1]
start = format_as_date(args[2])
end = format_as_date(args[3])
data = self.dm.fetch_range(symbol, start, end)
res = thirty_day_average_high_low_spread(symbol, data)
print(res)
def __init__(self):
self.dm = DataManager()
