New == syntax
diff --git a/Lib/cmpcache.py b/Lib/cmpcache.py
index e846f58..20202e2 100644
--- a/Lib/cmpcache.py
+++ b/Lib/cmpcache.py
@@ -29,7 +29,7 @@
 	if not S_ISREG(s1[0]) or not S_ISREG(s2[0]):
 		# Either is a not a plain file -- always report as different
 		return 0
-	if s1 = s2:
+	if s1 == s2:
 		# type, size & mtime match -- report same
 		return 1
 	if s1[:2] <> s2[:2]: # Types or sizes differ, don't bother
@@ -40,7 +40,7 @@
 	if cache.has_key(key):
 		cs1, cs2, outcome = cache[key]
 		# cache hit
-		if s1 = cs1 and s2 = cs2:
+		if s1 == cs1 and s2 == cs2:
 			# cached signatures match
 			return outcome
 		# stale cached signature(s)