capture still images in python using pygame and fire

capturestill.py

import time 
from pathlib import Path
import pygame
import pygame.camera
from pygame.locals import *
import time
import fire

def show():
  pygame.camera.init()
  for i in pygame.camera.list_cameras():
    print(i)

def init(folder):
  folder_path = Path(folder).resolve()
  try:
    folder_path.mkdir(exist_ok=False)
  except FileExistsError:
    pass   


def capture(camera,folder):
  t = time.localtime()
  folder_path = Path(folder).resolve()
  init(folder)
  pygame.camera.init()
  try:
    pygame.camera.list_cameras() #Camera detected or not
  except:
    raise("couldn't read camera")

  cam = pygame.camera.Camera(camera,(1920,1080))
  cam.start()
  img = cam.get_image()
  timestamp = time.strftime('%b-%d-%Y_%H%M', t)
  out_file = str(folder_path.joinpath("img_{0}.jpg".format(timestamp)).absolute())
  print("Saving filename: {0}".format(out_file))
  pygame.image.save(img,out_file)

if __name__ == '__main__':
  fire.Fire()