code: def new_account(
              self,
              account_cookie=None,
              init_cash=1000000,
              market_type=MARKET_TYPE.STOCK_CN,
              *args,
              **kwargs
      ):
          
  
          if account_cookie is None:
              """创建新的account
  
              Returns:
                  [type] -- [description]
              """
              # 如果组合的cash_available>创建新的account所需cash
              if self.cash_available >= init_cash:
  
                  temp = QA_Account(
                      user_cookie=self.user_cookie,
                      portfolio_cookie=self.portfolio_cookie,
                      init_cash=init_cash,
                      market_type=market_type,
                      *args,
                      **kwargs
                  )
                  if temp.account_cookie not in self.account_list:
                      #self.accounts[temp.account_cookie] = temp
                      self.account_list.append(temp.account_cookie)
                      temp.save()
                      self.cash.append(self.cash_available - init_cash)
                      return temp
  
                  else:
                      return self.new_account()
          else:
              if self.cash_available >= init_cash:
                  if account_cookie not in self.account_list:
  
                      acc = QA_Account(
                          portfolio_cookie=self.portfolio_cookie,
                          user_cookie=self.user_cookie,
                          init_cash=init_cash,
                          market_type=market_type,
                          account_cookie=account_cookie,
                          *args,
                          **kwargs
                      )
                      acc.save()
                      self.account_list.append(acc.account_cookie)
                      self.cash.append(self.cash_available - init_cash)
                      return acc
                  else:
                      return self.get_account_by_cookie(account_cookie)
docs: 创建一个新的Account
  
          Keyword Arguments:
              account_cookie {[type]} -- [description] (default: {None})
  
          Returns:
              [type] -- [description]