commit 071039c2e0a96e37dbce33b3c936808421b1f15f
Author: CramMK <ma_tho@web.de>
Date:   Thu May 28 14:31:39 2020 +0200

    Add wallpaper.py

diff --git a/README.md b/README.md
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--- /dev/null
+++ b/README.md
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+randomwallpaper
+===============
+
+I was bored and indecisive to choose a wallpaper.
+
+Usage: `./wallpaper.py -h`
+
+You can change the default path for the wallpaper query by changing
+the `path` variable in main.
diff --git a/wallpaper.py b/wallpaper.py
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+++ b/wallpaper.py
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+#!/usr/bin/python3
+
+import os
+import sys
+import random
+import re
+import argparse
+
+
+def get_wallpapers(query: str, path: str):
+    "Fetch a wallpaper"
+
+    # Search through all wallpapers
+    wallpapers = [f for f in os.listdir(path) if re.search(r"png|jpg", f)]
+    queried_wallpapers = [f for f in wallpapers if re.search(rf"{query}", f)]
+
+    return queried_wallpapers
+
+def pick_wallpaper(wallpaper_list, *args):
+    # Error handling
+    if not wallpaper_list:
+        print("No wallpapers found!")
+        sys.exit(1)
+    else:
+        new_wallpaper = random.choice(wallpaper_list)
+
+    return new_wallpaper
+
+def list_wallpapers(wallpaper_list, *args):
+    print("Wallpapers matching your query:")
+    for wallpaper in wallpaper_list:
+        print(wallpaper)
+
+
+if __name__ == "__main__":
+
+    ### DEFAULT WALLPAPER DIRECTORY HERE
+    ### "." means current directory
+    path = "."
+
+    parser = argparse.ArgumentParser()
+    parser.add_argument("-q", "--query", help="Refine selection")
+    parser.add_argument("-p", "--path", help="Path to wallpaper directory")
+    parser.add_argument("-l", "--list", action="store_true", help="List potential wallpapers" )
+    args = parser.parse_args()
+
+    query = ""
+    if args.query:
+        query = args.query
+        print(f"Searching for wallpapers filename matching: {query}")
+
+    if args.path:
+        path = args.path
+    print(f"Searching in: {path}")
+
+    # Get a list of all wallpapers
+    wallpaper_list = get_wallpapers(query, path)
+
+    if args.list:
+        print("=================================================")
+        print("Arg '--list' is set. No wallpaper will be applied")
+        print("=================================================")
+        list_wallpapers(wallpaper_list)
+        sys.exit(1)
+
+    # Pick one wallpaper
+    query_result = pick_wallpaper(wallpaper_list)
+    wallpaper = path + "/" + query_result
+
+    os.system(f"feh --bg-scale {wallpaper}")
+    print(f"Updated wallpaper to: {wallpaper}")