version 2.13.1

lisphilar · lisphilar · commit dafb08d4a65e · 2020-12-17T00:35:07.000+09:00
diff --git a/covsirphy/__version__.py b/covsirphy/__version__.py
@@ -1,4 +1,4 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
-__version__ = "2.13.0-beta.fix.417.421"
+__version__ = "2.13.1"
