Minor tinman.application cleanups

tests/application_test.py

@@ -13,24 +13,16 @@
 class ApplicationTests(unittest.TestCase):
 
     def setUp(self):
-
         self._mock_obj = mock.Mock(spec=application.TinmanApplication)
 
-
     def test_load_translations(self):
-
         with mock.patch('tornado.locale.load_translations') as mock_load:
-
-
             path = '/foo'
-            print application.TinmanApplication._load_translations(self._mock_obj, path)
+            application.TinmanApplication._load_translations(self._mock_obj,
+                                                             path)
             mock_load.assert_called_once_with(path)
 
 
-
-
-
-
 class AttributeTests(unittest.TestCase):
 
     def test_add_attribute_exists(self):

tinman/application.py

@@ -120,26 +120,21 @@ def _prepare_paths(self):
     def _replace_path(self, path_name, name, value):
         """Replace the name with the value for the given path_name name.
 
-        :param path_name: The path_name name
-        :type path_name: str
-        :param name: The string to replace in original string
-        :type name: str
-        :param value: The string value replacement value for name
-        :type value: str
+        :param str path_name: The path_name name
+        :param str name: The string to replace in original string
+        :param str value: The string value replacement value for name
 
         """
         # If we have a base path_name, replace it if needed
-        if self._settings[path_name]:
+        if path_name in self._settings:
             self._settings[path_name] = self._settings[path_name].replace(name,
                                                                           value)
 
     def _set_path(self, path_name, path_value):
         """Set the specified path setting with the given value
 
-        :param path_name: The path to set
-        :type path_name: str
-        :param path_value: Path to set it to
-        :type path_value: str
+        :param str path_name: The path to set
+        :param str path_value: Path to set it to
 
         """
         self._settings[path_name] = path_value
@@ -148,9 +143,9 @@ def _prepare_route(self, attributes):
         """Take a given inbound list for a route and parse it creating the
         route and importing the class it belongs to.
 
-        :param attributes: Route attributes
-        :type attributes: list or tuple
-        :rtype: list of prepared route
+        :param list attributes: Route attributes
+        :rtype: list
+
         """
         # Validate it's a list or set
         if type(attributes) not in (list, tuple):