Addressing codacy issues

tests/test_expectation.py

@@ -66,7 +66,7 @@ class HttpStatusTest(unittest.TestCase):
 
     def test_init_with_invalid_number(self):
         """Invalid values should just fail with a ValueError, as we can't convert it to int."""
-        with pytest.raises(ValueError) as excinfo:
+        with pytest.raises(ValueError):
             self.expectation = HttpStatus({'type': 'HTTP_STATUS', 'status_range': "foo"})
 
     def test_get_status_healthy(self):

tests/test_latency_unit.py

@@ -1,18 +1,19 @@
 #!/usr/bin/env python
-import unittest
 
 from cachet_url_monitor.latency_unit import convert_to_unit
 
 
-class ConfigurationTest(unittest.TestCase):
-    def test_convert_to_unit_ms(self):
-        assert convert_to_unit("ms", 1) == 1000
+def test_convert_to_unit_ms():
+    assert convert_to_unit("ms", 1) == 1000
 
-    def test_convert_to_unit_s(self):
-        assert convert_to_unit("s", 20) == 20
 
-    def test_convert_to_unit_m(self):
-        assert convert_to_unit("m", 3) == float(3) / 60
+def test_convert_to_unit_s():
+    assert convert_to_unit("s", 20) == 20
 
-    def test_convert_to_unit_h(self):
-        assert convert_to_unit("h", 7200) == 2
+
+def test_convert_to_unit_m():
+    assert convert_to_unit("m", 3) == float(3) / 60
+
+
+def test_convert_to_unit_h():
+    assert convert_to_unit("h", 7200) == 2