supress tox warnings

tox.ini

@@ -12,6 +12,7 @@ commands =
     mkdir -p {toxinidir}/tests/testdata/outputs_current_laser_result/
     py.test -v \
         --junitxml={toxworkdir}/output/{envname}/junit.xml \
+        --disable-pytest-warnings \
         {posargs}
 
 [testenv:py36]
@@ -35,6 +36,7 @@ commands =
         --cov-report=xml:{toxworkdir}/output/{envname}/coverage.xml \
         --cov-report=html:{toxworkdir}/output/{envname}/covhtml \
         --junitxml={toxworkdir}/output/{envname}/junit.xml \
+        --disable-pytest-warnings \
         {posargs}