diff --git a/.coveragerc b/.coveragerc
new file mode 100644
index 000000000..b1a70dbd0
--- /dev/null
+++ b/.coveragerc
@@ -0,0 +1,10 @@
+[report]
+exclude_lines =
+    pragma: no cover
+    def __repr__
+    if self.debug:
+    if settings.DEBUG
+    raise AssertionError
+    raise NotImplementedError
+    if 0:
+    if __name__ == .__main__.:
\ No newline at end of file
diff --git a/.travis.yml b/.travis.yml
index 965c002b1..936fa8e32 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,6 +7,6 @@ install:
   - pip install -r dev-requirements.txt
   - pip install -e .
 script:
-  - pytest --cov=labgrid
+  - pytest --cov-config .coveragerc --cov=labgrid
 after_success:
   - coveralls