Building generators of config cats in sep Function

Since the main()-Function was too complex the logic to build generators
out of categories provided in jogobot.conf was moved in a separate
function

[https://fs.golderweb.de/index.php?do=details&task_id=73 FS#73]

Related Task: [https://fs.golderweb.de/index.php?do=details&task_id=72 FS#72]

Related Task: [https://fs.golderweb.de/index.php?do=details&task_id=72 FS#72]

reddiscparser.py

@@ -106,7 +106,26 @@ class DiscussionParserBot(
                                 reddisc=red_page.page.title() ) )
 
 
-def main(*args):  # noqa
+def apply_conf_cat_generators( genFactory ):
+    """
+    Builds generators for categories which are read from jogobot.config
+
+    Parameters:
+        @param genFactory: The GeneratorFactory to which the builded generators
+                           should be added.
+        @type genFactory: pagegenerators.GeneratorFactory
+    """
+    # Create Generators for configured Categories
+    for category in jogobot.config["redundances"]["redpage_cats"]:
+        cgen = genFactory.getCategoryGen(
+            category, gen_func=pagegenerators.CategorizedPageGenerator)
+
+        # If there is one, append to genFactory
+        if cgen:
+            genFactory.gens.append(cgen)
+
+
+def main(*args):
     """
     Process command line arguments and invoke bot.
 
@@ -168,16 +187,7 @@ def main(*args):  # noqa
             # Check wether there are generators waiting for factoring, if not
             # use configured categories
             if not genFactory.gens:
-
-                # Create Generators for configured Categories
-                for category in jogobot.config["redundances"]["redpage_cats"]:
-                    cgen = genFactory.getCategoryGen(
-                        category,
-                        gen_func=pagegenerators.CategorizedPageGenerator)
-
-                    # If there is one, append to genFactory
-                    if cgen:
-                        genFactory.gens.append(cgen)
+                apply_conf_cat_generators( genFactory )
 
             # Create combined Generator (Union of all Generators)
             gen = genFactory.getCombinedGenerator()