commit d8644b598ae2bd506a8e37f205dd51b9183fe608
Author: zhoulinhui <df.some@foxmail.com>
Date:   Wed Sep 30 09:41:15 2020 +0800

    Bump py37 to py38 in tox.ini
    
    In wallaby cycle, we should test py38 by default.
    
    Change-Id: Ibb1ea476b39abe46611fd2a7ab9164847daedd26

diff --git a/tox.ini b/tox.ini
index 955c082..1829688 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py37,pep8,releasenotes
+envlist = py38,pep8,releasenotes
 minversion = 3.1.1
 skipsdist = True
 ignore_basepython_conflict = True