update tox.ini - use a virtual environment to build a source dist from the source tree

astanin · astanin · commit 4e2eeb1fcee4 · 2022-10-06T14:54:05.000+02:00
https://tox.wiki/en/latest/example/package.html
diff --git a/tox.ini b/tox.ini
@@ -9,6 +9,7 @@
 
 [tox]
 envlist = lint, py{37, 38, 39, 310}
+isolated_build = True
 
 [testenv]
 commands = pytest -v --doctest-modules --ignore benchmark.py {posargs}
