fixed chaecking of response validity

Author: TonioF

CHANGES.md

@@ -1,4 +1,5 @@
 ## Changes in 0.1.3 (in development)
+* Fixed checking of response validity
 
 ## Changes in 0.1.2
 * Added default file to KASSANDRA kerchunk store to account for case when no online

doors_stores/kassandrastore.py

@@ -67,14 +67,14 @@ def __init__(self):
 
     def _read_das(self) -> Dict:
         response = requests.get(KASSANDRA_DATASET_ATTRIBUTE_STRUCTURE)
-        if response.status_code != 200:
+        if not response.ok:
             return {}
         das_content = response.text
         return parse_das(das_content)
 
     def _get_num_timesteps(self) -> int:
         response = requests.get(KASSANDRA_DATASET_DESCRIPTOR_STRUCTURE)
-        if response != 200:
+        if not response.ok:
             return 0
         dds = DDSParser(response.text).parse()
         return dds.get("time").size