ci: Disallow pytest 5.4.0, which is crashing.

QuLogic · QuLogic · commit 744c484a80ee · 2020-03-12T17:43:22.000-04:00
diff --git a/requirements/testing/travis_all.txt b/requirements/testing/travis_all.txt
@@ -1,7 +1,7 @@
 # pip requirements for all the travis builds
 
 coverage
-pytest!=4.6.0
+pytest!=4.6.0,!=5.4.0
 pytest-cov
 pytest-rerunfailures
 pytest-timeout
