De-factorize test declaration

jass/test/test_init_table.py

@@ -12,7 +12,7 @@ from . import JassTestCase
 
 
 class TestInitTable(object):
-
+    test_folder = "data_real"
     __test__ = False
 
     def setUp(self):
@@ -69,16 +69,13 @@ class TestInitTable(object):
         assert_frame_equal(self.expected_cov, self.result_cov, check_like=True)
 
 
-params = [("nonans", "data_real", True), ("withnans", "data_real", False)]
+class TestInitTableNoNans(TestInitTable, JassTestCase):
+    computed_cov = True
+
+
+class TestInitTableWithNans(TestInitTable, JassTestCase):
+    computed_cov = False
 
-for name, param, computed_cov in params:
-    cls_name = "TestInitTable_%s" % (name,)
-    print(cls_name)
-    globals()[cls_name] = type(
-        cls_name,
-        (TestInitTable, JassTestCase),
-        {"test_folder": param, "computed_cov":computed_cov, "__test__": True},
-    )
 
 if __name__ == "__main__":
     import unittest