take out getDb override from factoids, since i have changed it upstream, in plugins.__init__.py, to use proper sqlite3 syntax.

plugins/Factoids/plugin.py

@@ -42,13 +42,6 @@ import supybot.callbacks as callbacks
 from supybot.i18n import PluginInternationalization, internationalizeDocstring
 _ = PluginInternationalization('Factoids')
 
-#try:
-    #import sqlite3 as sqlite
-#except ImportError:
-    #raise callbacks.Error, 'You need to have PySQLite installed to use this ' \
-                           #'plugin.  Download it at ' \
-                           #'<http://code.google.com/p/pysqlite/>'
-
 try:
     import sqlite3
 except ImportError:
@@ -57,10 +50,6 @@ except ImportError:
 import re
 from supybot.utils.seq import dameraulevenshtein
 
-# these are needed cuz we are overriding getdb
-import threading
-import supybot.world as world
-
 def getFactoid(irc, msg, args, state):
     assert not state.channel
     callConverter('channel', irc, msg, args, state)
@@ -123,20 +112,6 @@ class Factoids(callbacks.Plugin, plugins.ChannelDBHandler):
         db.commit()
         return db
 
-    # override this because sqlite3 doesn't have autocommit
-    # use isolation_level instead.
-    def getDb(self, channel):
-        """Use this to get a database for a specific channel."""
-        currentThread = threading.currentThread()
-        if channel not in self.dbCache and currentThread == world.mainThread:
-            self.dbCache[channel] = self.makeDb(self.makeFilename(channel))
-        if currentThread != world.mainThread:
-            db = self.makeDb(self.makeFilename(channel))
-        else:
-            db = self.dbCache[channel]
-        db.isolation_level = None
-        return db
-
     def getCommandHelp(self, command, simpleSyntax=None):
         method = self.getCommandMethod(command)
         if method.im_func.func_name == 'learn':