Update tox envs in README

GalaxySnail · GalaxySnail · commit f70ba47aaf0b · 2023-09-23T17:07:14.000+08:00
diff --git a/docs/intro.rst b/docs/intro.rst
@@ -107,7 +107,7 @@ Install wcwidth in editable mode::
 
 Execute unit tests using tox_::
 
-   tox -e py36,py37,py38,py39,py310,py311,py312
+   tox -e py27,py35,py36,py37,py38,py39,py310,py311,py312
 
 Updating Unicode Version
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