avoid choking on JSON in case the response that comes back is not successful

Author: attilaolah

client.py

@@ -15,6 +15,7 @@ def request(self, url, token, api, fields=None, version=2, **kwargs):
         if kwargs:
             params.update(kwargs)
         response = requests.get(self.compose_url(api, version), params=params)
+        response.raise_for_status()
         return response.json()
 
     def compose_url(self, api, version_number):