One more multiple exception catch should be in a tuple.
diff --git a/Lib/csv.py b/Lib/csv.py
index 740efd5..37b9e16 100644
--- a/Lib/csv.py
+++ b/Lib/csv.py
@@ -419,7 +419,7 @@
             else: # attempt typecast
                 try:
                     colType(header[col])
-                except ValueError, TypeError:
+                except (ValueError, TypeError):
                     hasHeader += 1
                 else:
                     hasHeader -= 1