Simple digital camera using the TFT Hat from Adafruit

camera.py

import os
import picamera
import gpiozero
from gpiozero import Button
import time
import datetime
from time import sleep

camera = picamera.PiCamera()
button = Button(23)


def snap():
        print("Snap!")
        datestamp = datetime.datetime.now().strftime('./camera/%Y-%m-%d-%H-%M.jpg')
        camera.capture(datestamp)
        os.system("sudo fbi -T 2 -d /dev/fb1 -noverbose -a {}".format(datestamp))


while True:
        if button.is_pressed:
                snap()

        # do nothing
        sleep(0.1)