Index: graphspell/spellchecker.py
==================================================================
--- graphspell/spellchecker.py
+++ graphspell/spellchecker.py
@@ -30,20 +30,20 @@
         self.oMainDic = self._loadDictionary(sfMainDic, True)
         self.oExtendedDic = self._loadDictionary(sfExtendedDic)
         self.oPersonalDic = self._loadDictionary(sfPersonalDic)
         self.oTokenizer = None
 
-    def _loadDictionary (self, sfDictionary, bNecessary=False):
+    def _loadDictionary (self, source, bNecessary=False):
         "returns an IBDAWG object"
-        if not sfDictionary:
+        if not source:
             return None
         try:
-            return ibdawg.IBDAWG(sfDictionary)
+            return ibdawg.IBDAWG(source)
         except Exception as e:
             if bNecessary:
-                raise Exception(str(e), "Error: <" + sfDictionary + "> not loaded.")
-            print("Error: <" + sfDictionary + "> not loaded.")
+                raise Exception(str(e), "Error: <" + str(source) + "> not loaded.")
+            print("Error: <" + str(source) + "> not loaded.")
             traceback.print_exc()
             return None
 
     def loadTokenizer (self):
         self.oTokenizer = tokenizer.Tokenizer(self.sLangCode)
@@ -51,23 +51,23 @@
     def getTokenizer (self):
         if not self.oTokenizer:
             self.loadTokenizer()
         return self.oTokenizer
 
-    def setMainDictionary (self, sfDictionary):
+    def setMainDictionary (self, source):
         "returns True if the dictionary is loaded"
-        self.oMainDic = self._loadDictionary(sfDictionary)
+        self.oMainDic = self._loadDictionary(source)
         return bool(self.oMainDic)
             
-    def setExtendedDictionary (self, sfDictionary):
+    def setExtendedDictionary (self, source):
         "returns True if the dictionary is loaded"
-        self.oExtendedDic = self._loadDictionary(sfDictionary)
+        self.oExtendedDic = self._loadDictionary(source)
         return bool(self.oExtendedDic)
 
-    def setPersonalDictionary (self, sfDictionary):
+    def setPersonalDictionary (self, source):
         "returns True if the dictionary is loaded"
-        self.oPersonalDic = self._loadDictionary(sfDictionary)
+        self.oPersonalDic = self._loadDictionary(source)
         return bool(self.oPersonalDic)
 
     # parse text functions
 
     def parseParagraph (self, sText, bSpellSugg=False):