compare types with is not ==

diff --git a/Lib/decimal.py b/Lib/decimal.py
index 51b87d9ed6d98030b064780d0aa4f7bc0baa5d0a..699ba5c6c5f1f84191fdb16e17a129e212ab4f76 100644 (file)
--- a/Lib/decimal.py
+++ b/Lib/decimal.py
@@ -3517,12 +3517,12 @@ class Decimal(object):
         return (self.__class__, (str(self),))
 
     def __copy__(self):
-        if type(self) == Decimal:
+        if type(self) is Decimal:
             return self     # I'm immutable; therefore I am my own clone
         return self.__class__(str(self))
 
     def __deepcopy__(self, memo):
-        if type(self) == Decimal:
+        if type(self) is Decimal:
             return self     # My components are also immutable
         return self.__class__(str(self))