1 files changed, 3 insertions, 3 deletions
diff --git a/components/script/dom/bindings/codegen/parser/tests/test_identifier_conflict.py b/components/script/dom/bindings/codegen/parser/tests/test_identifier_conflict.py
index b510a30c044..0e9a6654aa7 100644
--- a/components/script/dom/bindings/codegen/parser/tests/test_identifier_conflict.py
+++ b/components/script/dom/bindings/codegen/parser/tests/test_identifier_conflict.py
@@ -9,7 +9,7 @@ def WebIDLTest(parser, harness):
         """)
         results = parser.finish()
         harness.ok(False, "Should fail to parse")
-    except Exception, e:
+    except Exception as e:
         harness.ok("Name collision" in e.message,
                    "Should have name collision for interface")
 
@@ -21,7 +21,7 @@ def WebIDLTest(parser, harness):
         """)
         results = parser.finish()
         harness.ok(False, "Should fail to parse")
-    except Exception, e:
+    except Exception as e:
         harness.ok("Name collision" in e.message,
                    "Should have name collision for dictionary")
 
@@ -33,7 +33,7 @@ def WebIDLTest(parser, harness):
         """)
         results = parser.finish()
         harness.ok(False, "Should fail to parse")
-    except Exception, e:
+    except Exception as e:
         harness.ok("Multiple unresolvable definitions" in e.message,
                    "Should have name collision for dictionary")