Add Bot initiation with exception handling

Bot initiation needs to catch errors by Bot to enforce at least a basic
logging.
And also to be sure Init was successfull before starting bot.

Related Task: [https://fs.golderweb.de/index.php?do=details&task_id=82 FS#82]

red.py

@@ -48,7 +48,7 @@ def main(*args):
     local_args = pywikibot.handle_args(args)
 
     # Get the jogobot-task_slug (basename of current file without ending)
-    task_slug = os.path.basename(__file__)[:-len(".py")]  # noqa (temp)
+    task_slug = os.path.basename(__file__)[:-len(".py")]
 
     # Before run, we need to check wether we are currently active or not
     try:
@@ -86,7 +86,7 @@ def main(*args):
         subtask = None
 
         # kwargs are passed to selected bot as **kwargs
-        kwargs = dict()  # noqa (temp)
+        kwargs = dict()
 
         # Parse command line arguments
         for arg in local_args:
@@ -108,7 +108,7 @@ def main(*args):
             subtask = "discparser"
 
             # Import related bot
-            from bots.reddiscparser import DiscussionParserBot as Bot  # noqa (temp)
+            from bots.reddiscparser import DiscussionParserBot as Bot
 
             #
         else:
@@ -116,6 +116,25 @@ def main(*args):
                 "\03{{red}} Given subtask \"{subtask} \"" +
                 "is not existing!" ).format( subtask=subtask ), "ERROR" )
 
+        # Bot gets prepared genFactory as first param and possible kwargs dict
+        # It has to threw an exception if something does not work properly
+        try:
+            # Init bot with genFactory and **kwargs
+            bot = Bot( genFactory, **kwargs )  # noqa (temp)
+
+        except:
+            # Catch Errors while initiation
+            jogobot.output( (
+                "\03{{red}} Error while trying to init " +
+                "subtask \"{task_slug}-{subtask} \"!" ).
+                format( task_slug=task_slug, subtask=subtask ), "ERROR" )
+            raise
+        else:
+            # Init successfull
+            jogobot.output( (
+                "{task_slug}-{subtask} init successfull" ).
+                format(task_slug=task_slug, subtask=subtask) )
+
 
 if( __name__ == "__main__" ):
     main()