run doctests on python 2

Fixes #10.

diff --git a/conftest.py b/conftest.py
index e79c152240acb0f63d20f36290659bf7681efb5d..e0b442621ddc3a42d7b315ac612b2ff9ff7b1c52 100644 (file)
--- a/conftest.py
+++ b/conftest.py
@@ -1 +1,6 @@
 collect_ignore = ['tests/messages/data']
+
+def pytest_configure(config):
+    import sys
+    if sys.version_info[0] < 3:
+        config.option.doctestmodules = True