From 85251cf5d4648965a4b5b08010bec9d4b088e4f6 Mon Sep 17 00:00:00 2001
From: Luke Murphy <lukewm@riseup.net>
Date: Sun, 19 May 2019 12:46:32 +0200
Subject: [PATCH] Ensure to remove cache files for Tox runs

---
 tox.ini | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/tox.ini b/tox.ini
index dbfc0744c..bcfa1897d 100644
--- a/tox.ini
+++ b/tox.ini
@@ -7,9 +7,13 @@ minversion = 3.10.0
 [testenv]
 usedevelop = True
 deps = -rtest_requirements.txt
-whitelist_externals = sh
+whitelist_externals = 
+    find
+    sh
 install_command =
     sh scripts/pip {opts} {packages}
+commands_pre =
+    find {toxinidir} -type f -not -path '{toxinidir}/.tox/*' -path '*/__pycache__/*' -name '*.py[c|o]' -delete
 commands =
     pytest
     py36,py37: black --check .