general: Split image functions into own module and remove un-needed pathlib imports.

pywal/__main__.py

@@ -9,6 +9,7 @@ import sys
 
 from pywal.settings import CACHE_DIR, __version__
 from pywal import export
+from pywal import image
 from pywal import gen_colors
 from pywal import set_colors
 from pywal import reload
@@ -87,13 +88,13 @@ def process_args(args):
 
     # -i
     if args.i:
-        image = gen_colors.get_image(args.i)
+        image_file = image.get_image(args.i)
 
         # Create a list of hex colors.
-        colors_plain = gen_colors.get_colors(image, args.q)
+        colors_plain = gen_colors.get_colors(image_file, args.q)
 
         if not args.n:
-            wallpaper.set_wallpaper(image)
+            wallpaper.set_wallpaper(image_file)
 
     # -f
     elif args.f:

pywal/gen_colors.py

@@ -1,9 +1,6 @@
 """
 Generate a colorscheme.
 """
-import os
-import pathlib
-import random
 import re
 import shutil
 import subprocess
@@ -13,45 +10,6 @@ from pywal import set_colors
 from pywal import util
 
 
-def random_img(img_dir):
-    """Pick a random image file from a directory."""
-    current_wall = pathlib.Path(CACHE_DIR / "wal")
-
-    if current_wall.is_file():
-        current_wall = util.read_file(current_wall)
-        current_wall = os.path.basename(current_wall[0])
-
-    # Add all images to a list excluding the current wallpaper.
-    file_types = (".png", ".jpg", ".jpeg", ".jpe", ".gif")
-    images = [img for img in os.scandir(img_dir)
-              if img.name.endswith(file_types) and img.name != current_wall]
-
-    # If no images are found, use the current wallpaper.
-    if not images:
-        print("image: No new images found (nothing to do), exiting...")
-        quit(1)
-
-    return pathlib.Path(img_dir / random.choice(images).name)
-
-
-def get_image(img):
-    """Validate image input."""
-    image = pathlib.Path(img)
-
-    if image.is_file():
-        wal_img = image
-
-    elif image.is_dir():
-        wal_img = random_img(image)
-
-    else:
-        print("error: No valid image file found.")
-        exit(1)
-
-    print("image: Using image", wal_img)
-    return str(wal_img)
-
-
 def imagemagick(color_count, img):
     """Call Imagemagick to generate a scheme."""
     colors = subprocess.Popen(["convert", img, "+dither", "-colors",
@@ -96,8 +54,8 @@ def get_colors(img, quiet):
     util.save_file(img, CACHE_DIR / "wal")
 
     # Cache the sequences file.
-    cache_file = pathlib.Path(CACHE_DIR / "schemes" / img.replace("/", "_"))
-    cache_file = pathlib.Path(cache_file.with_suffix(".json"))
+    cache_file = CACHE_DIR / "schemes" / img.replace("/", "_")
+    cache_file = cache_file.with_suffix(".json")
 
     if cache_file.is_file():
         colors = util.read_file_json(cache_file)

pywal/image.py

@@ -0,0 +1,48 @@
+"""
+Get the image file.
+"""
+import os
+import pathlib
+import random
+
+from pywal.settings import CACHE_DIR
+from pywal import util
+
+
+def get_random_image(img_dir):
+    """Pick a random image file from a directory."""
+    current_wall = CACHE_DIR / "wal"
+
+    if current_wall.is_file():
+        current_wall = util.read_file(current_wall)
+        current_wall = os.path.basename(current_wall[0])
+
+    # Add all images to a list excluding the current wallpaper.
+    file_types = (".png", ".jpg", ".jpeg", ".jpe", ".gif")
+    images = [img for img in os.scandir(img_dir)
+              if img.name.endswith(file_types) and img.name != current_wall]
+
+    # If no images are found, use the current wallpaper.
+    if not images:
+        print("image: No new images found (nothing to do), exiting...")
+        quit(1)
+
+    return img_dir / random.choice(images).name
+
+
+def get_image(img):
+    """Validate image input."""
+    image = pathlib.Path(img)
+
+    if image.is_file():
+        wal_img = image
+
+    elif image.is_dir():
+        wal_img = get_random_image(image)
+
+    else:
+        print("error: No valid image file found.")
+        exit(1)
+
+    print("image: Using image", wal_img)
+    return str(wal_img)

pywal/set_colors.py

@@ -2,7 +2,6 @@
 Send sequences to all open terminals.
 """
 import os
-import pathlib
 import re
 
 from pywal.settings import CACHE_DIR
@@ -72,7 +71,7 @@ def send_sequences(colors, vte):
 
 def reload_colors(vte):
     """Reload colors."""
-    sequence_file = pathlib.Path(CACHE_DIR / "sequences")
+    sequence_file = CACHE_DIR / "sequences"
 
     if sequence_file.is_file():
         sequences = "".join(util.read_file(sequence_file))