[LIB-701] small improevements

Syncano · opalczynski · May 13, 2016 · Apr 7, 2016 · Apr 7, 2016 · Apr 7, 2016
commit 5beb45d51ccc34966b9b3229b56be8fb02e41ca5
diff --git a/syncano/models/manager.py b/syncano/models/manager.py
@@ -862,21 +862,22 @@ def get_runtimes(self):
 
         class RuntimeChoices(object):
 
+            _choices = {}
+
             def __init__(self, choices):
-                self._choices = {}
                 for choice in choices:
                     self._choices[choice.upper()] = choice
                     setattr(self, choice.upper(), choice)
 
             def __repr__(self):
-                repr = ""
+                repr_str = ""
                 for key, value in six.iteritems(self._choices):
-                    repr += '{name}.{attr} = "{value}"\n'.format(
+                    repr_str += '{name}.{attr} = "{value}"\n'.format(
                         name=self.__class__.__name__,
                         attr=key,
                         value=value
                     )
-                return repr
+                return repr_str
 
         return RuntimeChoices(choices=response.keys())