THAILAND SETTRADE for scrollphathd

settrade.py

import requests
import time

import scrollphathd
from scrollphathd.fonts import font3x5


class SETTRADE:
    def __init__(self):
        self.url = 'https://api.settrade.com/api/market/SET/info'

    def run(self):
        req = requests.get(self.url)
        if req.status_code == 200:
            return self.extract_data(req.json())

    @staticmethod
    def extract_data(j):
        data = {
            # 'status': j['market_status'],
            'last': j['index'][0]['last'],
            'change': j['index'][0]['change'],
            'percent_change': round(j['index'][0]['percent_change'], 2)
        }
        return ("SET:{:+.2f}({:+.2f}%){:.2f}".format(
            data['change'],
            data['percent_change'],
            data['last']
            )
        )

def scroll_message(message):
    scrollphathd.clear()
    length = scrollphathd.write_string(message, y=2)
    scrollphathd.show()
    time.sleep(0.5)
    length -= scrollphathd.width
    while length > 0:
        scrollphathd.scroll(1)
        scrollphathd.show()
        length -= 1
        time.sleep(0.05)
    time.sleep(0.5)


if __name__ == "__main__":
    settrade = SETTRADE()
    scrollphathd.set_font(font3x5)
    scrollphathd.set_brightness(0.1)
    try:
        while True:
            data = settrade.run()
            if data:
                print(data)
                scroll_message(data)
            time.sleep(2)
    except KeyboardInterrupt:
        print("Exiting!")