The multiple exception catch should be in a tuple.

diff --git a/Lib/csv.py b/Lib/csv.py
index 851150218fcbff7c1fa830cf04f1eb9061a43e53..740efd5fb43b9628b374c6d6c5f099c092d50da3 100644 (file)
--- a/Lib/csv.py
+++ b/Lib/csv.py
@@ -389,7 +389,7 @@ class Sniffer:
                     try:
                         thisType(row[col])
                         break
-                    except ValueError, OverflowError:
+                    except (ValueError, OverflowError):
                         pass
                 else:
                     # fallback to length of string