Reformat long lines.

Python/ceval.c

@@ -4115,7 +4115,8 @@ build_class(PyObject *methods, PyObject *bases, PyObject *name)
 			metaclass = (PyObject *) &PyClass_Type;
 		Py_INCREF(metaclass);
 	}
-	result = PyObject_CallFunctionObjArgs(metaclass, name, bases, methods, NULL);
+	result = PyObject_CallFunctionObjArgs(metaclass, name, bases, methods,
+                                              NULL);
 	Py_DECREF(metaclass);
 	if (result == NULL && PyErr_ExceptionMatches(PyExc_TypeError)) {
 		/* A type error here likely means that the user passed
@@ -4129,7 +4130,8 @@ build_class(PyObject *methods, PyObject *bases, PyObject *name)
 		if (PyString_Check(pvalue)) {
 			PyObject *newmsg;
 			newmsg = PyString_FromFormat(
-				"Error when calling the metaclass bases\n    %s",
+				"Error when calling the metaclass bases\n"
+                                "    %s",
 				PyString_AS_STRING(pvalue));
 			if (newmsg != NULL) {
 				Py_DECREF(pvalue);