You focus on the strategy. We handle the infrastructure.

import quantingale as qg
from quantingale.indicators import SMA, RSI

class MomentumStrategy(qg.Strategy):
    def on_init(self):
        self.ma_fast = SMA(period=20)
        self.rsi = RSI(period=14)

    def on_bar(self, bar):
        if self.rsi.value < 30 and \
           bar.close > self.ma_fast:
            self.buy(
                size=100,
                type='MARKET'
            )