Merge pull request #128 from 3scale-qe/crd_fixes

fixes for crd client

Author: Marian Ganisin

threescale_api/client.py

@@ -292,7 +292,7 @@ def request(self, method='GET', url=None, path='', params: dict = None,
 
         """
         if 'resource' in kwargs:
-            del(kwargs['resource'])
+            del kwargs['resource']
         full_url = url if url else urljoin(self.url, path)
         full_url = full_url + ".json"
         headers = headers or {}

threescale_api/defaults.py

@@ -351,8 +351,10 @@ def _lazy_load(self, **kwargs) -> 'DefaultResource':
             fetched = self.fetch(**kwargs)
             if isinstance(fetched, dict):
                 self._entity = fetched
-            else:
+            elif fetched is not None:
                 self._entity = fetched._entity
+            else:
+                return None
         return self
 
     def read(self, **kwargs) -> 'DefaultResource':

threescale_api/resources.py

@@ -44,7 +44,7 @@ def url(self) -> str:
 
 
 class Limits(DefaultClient):
-    def __init__(self, *args, entity_name='limit', entity_collection='limits', metric,
+    def __init__(self, *args, entity_name='limit', entity_collection='limits', metric=None,
                  **kwargs):
         super().__init__(*args, entity_name=entity_name,
                          entity_collection=entity_collection, **kwargs)