switch away from nose for test discovery (#172)

* enable 3.10 wheels, which weren't enabled by accident

.github/workflows/publish-sdist-wheels.yml

@@ -3,10 +3,10 @@ on: [pull_request, push]
 
 env:
   CIBW_BUILD_VERBOSITY: 3
-  CIBW_BUILD: 'cp3?-*'
-  CIBW_SKIP: 'cp35-* cp36-* *-musllinux_* *-manylinux_i686'
-  CIBW_BEFORE_TEST: pip install nose mock
-  CIBW_TEST_COMMAND: nosetests -s -v -P {project}/python/tests
+  CIBW_BUILD: 'cp*'
+  CIBW_SKIP: 'cp35-* *-musllinux_* *-manylinux_i686'
+  CIBW_BEFORE_TEST: pip install nose
+  CIBW_TEST_COMMAND: ( cd {project}/python/tests; python -m unittest -v )
 
 jobs:
   build_wheels:

ci/python_test.sh

@@ -15,11 +15,11 @@ source $BIN/activate
 set -u
 
 $BIN/pip -v install --upgrade pip setuptools wheel
-$BIN/pip install nose
-
-# run tests with nose
 $BIN/pip -v install --force .
-$BIN/nosetests -s -v -P python/tests
+
+pushd python/tests
+$BIN/python -m unittest -v 
+popd
 
 # run tests through setup.py; also builds documentation
 $BIN/python setup.py test

python/tests/test.py

@@ -568,5 +568,6 @@ def test_json(self):
         temp_config = json.loads(self.config.json)
         self.assertEqual(temp_config['run']['tstop'], 1000)
 
+
 if __name__ == '__main__':
     unittest.main()