python/README.md: add a note about nose2 for python tests (closes #74)

diff --git a/python/README.md b/python/README.md
index 7ee0fa4..dbb8ff3 100644 (file)
--- a/python/README.md
+++ b/python/README.md
@@ -35,6 +35,8 @@ sounds.
 Testing the Python module
 -------------------------
 
+Python tests are in `python/tests` and use the [nose2 python package][nose2].
+
 To run the all the python tests, use the script:
 
     $ ./python/tests/run_all_tests
@@ -43,6 +45,8 @@ Each test script can also be called one at a time. For instance:
 
     $ ./python/tests/test_note2midi.py -v
 
+[nose2]: https://github.com/nose-devs/nose2
+
 Install in a virtualenv
 -----------------------