general: Remove duplicate code.

pywal/__main__.py

@@ -11,6 +11,7 @@ from pywal.settings import CACHE_DIR, __version__
 from pywal import export_colors
 from pywal import gen_colors
 from pywal import set_colors
+from pywal import reload
 from pywal import wallpaper
 from pywal import util
 
@@ -94,15 +95,15 @@ def process_args(args):
         if not args.n:
             wallpaper.set_wallpaper(image)
 
-        # Set the colors.
-        set_colors.send_sequences(colors_plain, args.t)
-        export_colors.export_all_templates(colors_plain)
-
     # -f
     elif args.f:
         colors_plain = util.read_file_json(args.f)
+
+    # -i or -f
+    if args.i or args.f:
         set_colors.send_sequences(colors_plain, args.t)
         export_colors.export_all_templates(colors_plain)
+        reload.reload_env()
 
     # -o
     if args.o:

pywal/reload.py

@@ -0,0 +1,27 @@
+"""
+Reload programs.
+"""
+import shutil
+import subprocess
+
+from pywal.settings import CACHE_DIR
+from pywal import util
+
+
+def reload_i3():
+    """Reload i3 colors."""
+    if shutil.which("i3-msg"):
+        util.disown("i3-msg", "reload")
+
+
+def reload_xrdb():
+    """Merge the colors into the X db so new terminals use them."""
+    if shutil.which("xrdb"):
+        subprocess.call(["xrdb", "-merge", CACHE_DIR / "colors.Xresources"])
+
+
+def reload_env():
+    """Reload environment programs."""
+    reload_i3()
+    reload_xrdb()
+    print("reload: Reloaded environment.")