Make Py3k warnings consistent w.r.t. punctuation; also respect the
EOL 80 limit and supply more alternatives in warning messages.
diff --git a/Objects/codeobject.c b/Objects/codeobject.c
index 57cd2e6..33b4610 100644
--- a/Objects/codeobject.c
+++ b/Objects/codeobject.c
@@ -338,9 +338,12 @@
 	    !PyCode_Check(self) ||
 	    !PyCode_Check(other)) {
 
-		/* Py3K warning if types are not equal and comparison isn't == or !=  */
-		if (Py_Py3kWarningFlag && PyErr_Warn(PyExc_DeprecationWarning,
-				"code inequality comparisons not supported in 3.x.") < 0) {
+		/* Py3K warning if types are not equal and comparison
+                   isn't == or !=  */
+		if (Py_Py3kWarningFlag &&
+		    PyErr_Warn(PyExc_DeprecationWarning,
+			       "code inequality comparisons not supported "
+			       "in 3.x") < 0) {
 			return NULL;
 		}