Speed up copy_and_replace

8 years ago · 27b1b4a2c9
parent 0834d1a70c
commit 27b1b4a2c9
1 changed files with 1 additions and 3 deletions
--- a/synapse/types.py
+++ b/synapse/types.py
@ -216,9 +216,7 @@ class StreamToken(
            return self

    def copy_and_replace(self, key, new_value):
-        d = self._asdict()
-        d[key] = new_value
-        return StreamToken(**d)
+        return self._replace(**{key: new_value})


 StreamToken.START = StreamToken(