def update_sma_db(self):
stocks = sql_db_util.open_reader('stock_sma')
self.smaArray = [];
writeArray = [];
for arr2 in stocks:
newarr = [];
symbol = arr2[0]
sma = self._calc_200_day_sma(symbol)
newarr.append(symbol)
newarr.append(sma)
newarr.extend(arr2[1:self.numSma])
self.smaArray.append(newarr)
writeArray.append([symbol,sma]);
sql_db_util.write_daily_values('stock_sma',writeArray);
writeArray = [];
stocks = sql_db_util.open_reader('stock_sma50')
self.sma50Array = [];
for arr2 in stocks:
newarr50 = [];
symbol = arr2[0]
sma50 = self._calc_50_day_sma(symbol)
newarr50.append(symbol)
newarr50.append(sma50)
newarr50.extend(arr2[1:self.numSma])
self.sma50Array.append(newarr50)
writeArray.append([symbol,sma50]);
sql_db_util.write_daily_values('stock_sma50',writeArray);
def _open_db(self):
#
# Open Name Db
#
self.nameArray = []
reader = sql_db_util.open_names();
for row in reader:
self.nameArray.append(row)
#
# Open Price Db
#
self.priceArray = []
reader = sql_db_util.open_reader('stock_prices')
for row in reader:
self.priceArray.append(row)
#
# Open SMA Db
#
self.smaArray = []
reader = sql_db_util.open_reader('stock_sma')
for row in reader:
self.smaArray.append(row)
#
# Open 50day SMA
#
self.sma50Array = []
reader = sql_db_util.open_reader('stock_sma50')
for row in reader:
self.sma50Array.append(row)
def update_price_db(self):
self.priceArray = []
updatedPriceArray = self._fetch_updated_prices();
writeArray = [];
stocks = sql_db_util.open_reader('stock_prices')
lIndex = 0;
for arr2 in stocks:
newarr = [];
symbol = arr2[0]
price = updatedPriceArray[lIndex];
#print symbol,price
newarr.append(symbol)
newarr.append(price)
newarr.extend(arr2[1:240])
self.priceArray.append(newarr)
writeArray.append([symbol,price]);
lIndex = lIndex + 1;
sql_db_util.write_daily_values('stock_prices',writeArray);