More consistent source/binary Python distribtests
diff --git a/test/distrib/python/test_packages.sh b/test/distrib/python/test_packages.sh
index 6bf49d4..6c3a51c 100755
--- a/test/distrib/python/test_packages.sh
+++ b/test/distrib/python/test_packages.sh
@@ -28,10 +28,11 @@
   echo "Testing Python source distribution"
   ARCHIVES=("$EXTERNAL_GIT_ROOT"/input_artifacts/grpcio-[0-9]*.tar.gz)
   TOOLS_ARCHIVES=("$EXTERNAL_GIT_ROOT"/input_artifacts/grpcio-tools-[0-9]*.tar.gz)
-  HEALTH_ARCHIVES=("$EXTERNAL_GIT_ROOT"/input_artifacts/grpcio-health-checking-[0-9]*.tar.gz)
-  REFLECTION_ARCHIVES=("$EXTERNAL_GIT_ROOT"/input_artifacts/grpcio-reflection-[0-9]*.tar.gz)
 fi
 
+HEALTH_ARCHIVES=("$EXTERNAL_GIT_ROOT"/input_artifacts/grpcio-health-checking-[0-9]*.tar.gz)
+REFLECTION_ARCHIVES=("$EXTERNAL_GIT_ROOT"/input_artifacts/grpcio-reflection-[0-9]*.tar.gz)
+
 VIRTUAL_ENV=$(mktemp -d)
 virtualenv "$VIRTUAL_ENV"
 PYTHON=$VIRTUAL_ENV/bin/python
@@ -53,13 +54,8 @@
 
 at_least_one_installs "${ARCHIVES[@]}"
 at_least_one_installs "${TOOLS_ARCHIVES[@]}"
-
-if [[ "$1" == "source" ]]
-then
-  echo "Testing Python health and reflection packages"
-  at_least_one_installs "${HEALTH_ARCHIVES[@]}"
-  at_least_one_installs "${REFLECTION_ARCHIVES[@]}"
-fi
+at_least_one_installs "${HEALTH_ARCHIVES[@]}"
+at_least_one_installs "${REFLECTION_ARCHIVES[@]}"
 
 
 #