diff --git a/anki/importing/mnemo.py b/anki/importing/mnemo.py
index b3e0ad2ef..f07388a26 100644
--- a/anki/importing/mnemo.py
+++ b/anki/importing/mnemo.py
@@ -54,7 +54,7 @@ acq_reps+ret_reps, lapses, card_type_id from cards"""):
                 elif row[1].startswith("5.1"):
                     cloze[row[0]] = note
             # check for None to fix issue where import can error out
-            rawTags = row[2];
+            rawTags = row[2]
             if rawTags is None:
                 rawTags = ""
             # merge tags into note
diff --git a/anki/stats.py b/anki/stats.py
index d653192f0..e1b6a4a68 100644
--- a/anki/stats.py
+++ b/anki/stats.py
@@ -194,11 +194,11 @@ where lastIvl >= 21 and id > ?"""+lim, (self.col.sched.dayCutoff-86400)*1000)
 
     def dueGraph(self):
         if self.type == 0:
-            start = 0; end = 31; chunk = 1;
+            start, end, chunk = 0, 31, 1
         elif self.type == 1:
-            start = 0; end = 52; chunk = 7
+            start, end, chunk = 0, 52, 7
         elif self.type == 2:
-            start = 0; end = None; chunk = 30
+            start, end, chunk = 0, None, 30
         d = self._due(start, end, chunk)
         yng = []
         mtr = []