Try to fix coverage uploading

inducer · inducer · commit edba028e409d · 2017-04-08T13:02:05.000-05:00
diff --git a/.travis.yml b/.travis.yml
@@ -12,7 +12,7 @@ install:
 
 # command to run tests
 script:
-    - "cd test && pytest --cov=pudb"
+    - "(cd test && pytest --cov=pudb)"
 
 after_success:
   - upload_coverage.sh
