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"""
Get the image file.
"""
import os
import pathlib
import random
import sys
from .settings import CACHE_DIR
from . import util
from . import wallpaper
def get_random_image(img_dir):
"""Pick a random image file from a directory."""
current_wall = wallpaper.get()
current_wall = os.path.basename(current_wall)
file_types = (".png", ".jpg", ".jpeg", ".jpe", ".gif")
images = [img for img in os.scandir(str(img_dir))
if img.name.endswith(file_types) and img.name != current_wall]
if not images:
print("image: No new images found (nothing to do), exiting...")
sys.exit(1)
return str(img_dir / random.choice(images).name)
def get(img, cache_dir=CACHE_DIR):
"""Validate image input."""
image = pathlib.Path(img)
if image.is_file():
wal_img = str(image)
elif image.is_dir():
wal_img = get_random_image(image)
else:
print("error: No valid image file found.")
sys.exit(1)
# Cache the image file path.
util.save_file(wal_img, cache_dir / "wal")
print("image: Using image", wal_img)
return wal_img
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