[dracut] add python doc strings

src/modules/dracut/main.py

@@ -3,7 +3,7 @@
 #
 # === This file is part of Calamares - <http://github.com/calamares> ===
 #
-#   Copyright 2014, Philip Müller <philm@manjaro.org>
+#   Copyright 2014-2015, Philip Müller <philm@manjaro.org>
 #   Copyright 2014, Teo Mrnjavac <teo@kde.org>
 #
 #   Calamares is free software: you can redistribute it and/or modify
@@ -25,7 +25,7 @@ from libcalamares.utils import chroot_call
 
 def run_dracut():
     """
-
+    Creates initramfs, even when initramfs already exists.
 
     :return:
     """
@@ -34,10 +34,10 @@ def run_dracut():
 
 def run():
     """
-
+    Starts routine to create initramfs. It passes back the exit code if it fails.
 
     :return:
     """
     returnCode = run_dracut()
     if returnCode != 0:
-        return ("Failed to run dracut on the target", "The exit code was {}".format(returnCode))
+        return ("Failed to run dracut on the target", "The exit code was {}".format(returnCode))