moves exit_UIP() from UIP.py to utils/utils.py

fixes issue #340

uiplib/UIP.py

@@ -3,12 +3,12 @@
 import sys
 import os
 
-from daemoniker import Daemonizer, send, SIGTERM
+from daemoniker import Daemonizer
 
 from uiplib.settings import ParseSettings, HOME_DIR
 from uiplib.scheduler import scheduler
 from uiplib.Wallpaper import Wallpaper
-from uiplib.utils.utils import flush_wallpapers
+from uiplib.utils.utils import flush_wallpapers, exit_UIP
 
 
 def main():
@@ -67,13 +67,3 @@ def main():
                                          wallpaper)
         except KeyboardInterrupt:
             exit_UIP()
-
-
-def exit_UIP():
-    """Exit from UIP program."""
-    pid_file = os.path.join(HOME_DIR, 'daemon-uip.pid')
-    if os.path.exists(pid_file):
-        send(pid_file, SIGTERM)
-        os.remove(pid_file)
-    print("\nExiting UIP hope you had a nice time :)")
-    sys.exit(0)

uiplib/utils/utils.py

@@ -4,6 +4,9 @@
 import time
 import json
 import shutil
+import sys
+
+from daemoniker import send, SIGTERM
 
 from uiplib.settings import HOME_DIR
 from uiplib.utils.setupUtils import make_dir
@@ -54,3 +57,13 @@ def flush_wallpapers(folder):
         make_dir(folder)
     except FileNotFoundError:
         pass
+
+
+def exit_UIP():  # pragma: no cover
+    """Exit from UIP program."""
+    pid_file = os.path.join(HOME_DIR, 'daemon-uip.pid')
+    if os.path.exists(pid_file):
+        send(pid_file, SIGTERM)
+        os.remove(pid_file)
+    print("\nExiting UIP hope you had a nice time :)")
+    sys.exit(0)