curds: Clean up unused code

I added a make target for code coverage, and used that to identify code
that isn't getting run.

Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>

Makefile

@@ -9,3 +9,9 @@ clean:
 trier:
 	python trier/generate_tracks.py
 	EMMENTAL_TESTING=1 python -m unittest discover -v curds/
+
+.PHONY:cover
+cover:
+	python trier/generate_tracks.py
+	EMMENTAL_TESTING=1 coverage run -m unittest discover -v curds/
+	coverage report -m

curds/test_album.py

@@ -1,5 +1,4 @@
 # Copyright 2019 (c) Anna Schumaker
-import asyncio
 import concurrent.futures
 import hashlib
 import unittest
@@ -64,7 +63,3 @@ class TestAlbumClass(unittest.TestCase):
             self.assertIsNotNone(res[0])
             self.assertEqual(res.count(res[0]), 20)
         self.assertEqual(len(album.album_map), 1)
-
-
-if __name__ == '__main__':
-    unittest.main()

curds/test_data.py

@@ -7,19 +7,7 @@ import xdg.BaseDirectory
 xdg_data_home = xdg.BaseDirectory.xdg_data_home
 testing_data  = os.path.join(xdg_data_home, "emmental-testing")
 
-class Test:
-    def __init__(self):
-        self.one  = 1
-        self.two  = 2
-        self.list = [ 3, 4, 5]
-
-
 class TestDataModule(unittest.TestCase):
-    def setUp(self):
-        path = os.path.join(testing_data, "test")
-        if os.path.exists(path):
-            os.remove(path)
-
     def test_dir(self):
         self.assertEqual(data.emmental_data, testing_data)
         self.assertTrue(os.path.exists(testing_data))