From 82f554f461a4af69ddae3cf135e92ee7e34ac682 Mon Sep 17 00:00:00 2001
From: Chris Hunt <chrahunt@gmail.com>
Date: Mon, 22 Jul 2019 18:00:53 -0400
Subject: [PATCH] Ignore new warnings traced on tox invocation.

See pypa/packaging#170.
---
 .appveyor.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.appveyor.yml b/.appveyor.yml
index 4aa5e217b..2819e0521 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -65,6 +65,9 @@ test_script:
             subst T: $env:TEMP
             $env:TEMP = "T:\"
             $env:TMP = "T:\"
+            # Workaround warnings traced in packaging.requirements with pyparsing 2.4.1.
+            # See pypa/packaging#170 and tox-dev/tox#1375.
+            $env:PYTHONWARNINGS = "ignore:warn_ungrouped_named_tokens_in_collection"
             tox -e py -- -m unit
             if ($LastExitCode -eq 0 -and $env:RUN_INTEGRATION_TESTS -eq "True") {
                 tox -e py -- --use-venv -m integration -n2 --durations=20