diff --git a/.coveragerc b/.coveragerc
new file mode 100644
index 000000000..2398f62e3
--- /dev/null
+++ b/.coveragerc
@@ -0,0 +1,3 @@
+[report]
+omit = 
+    tests/*
\ No newline at end of file
diff --git a/.travis.yml b/.travis.yml
index cc770609a..18019d2ff 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -15,10 +15,11 @@ install:
   - pip install networkx
   - pip install ipywidgets
   - pip install Pillow
+  - pip install pytest-cov
   - pip install ipythonblocks
 
 script:
-  - py.test
+  - py.test --cov=./
   - python -m doctest -v *.py
 
 after_success: