def import_order_history_into_portfolios(self):
order_history = pd.read_csv("orders.csv")
portfolio_dict = {}
for index, row in order_history.iterrows():
stock_this_order = Stock(row['Stock'])
volume_this_order = row['Volume']
price_this_order = row['Price']
date_this_order = row['Date']
order_id_this_order = row['OrderId']
portfolio_this_order = row['Portfolio']
new_order = Order(stock_this_order, volume_this_order,
price_this_order, date_this_order,
order_id_this_order, portfolio_this_order)
# Check if portfolio name already exists in dictionary
if not portfolio_this_order in portfolio_dict:
new_portfolio = Portfolio(portfolio_this_order)
new_portfolio.add_order(new_order)
portfolio_dict[portfolio_this_order] = new_portfolio
else:
portfolio_dict[portfolio_this_order].add_order(new_order)
return portfolio_dict
