Merge pull request #49 from crim-ca/item_validation

validate the resulting STAC item

CHANGES.md

@@ -2,6 +2,7 @@
 
 ## [Unreleased](https://github.com/crim-ca/stac-populator) (latest)
 
+* Add validation to the stac items in CMIP6_UofT implementation
 * Replace CMIP6 JSON-schema URL to
   `"https://raw.githubusercontent.com/dchandan/stac-extension-cmip6/main/json-schema/schema.json"`
   for a more up-to-date validation of available STAC CMIP6 properties.

STACpopulator/implementations/CMIP6_UofT/add_CMIP6.py

@@ -4,6 +4,7 @@
 import os
 from typing import Any, MutableMapping, NoReturn, Optional, Union
 
+from pystac import STACValidationError
 from pystac.extensions.datacube import DatacubeExtension
 from requests.sessions import Session
 
@@ -75,6 +76,11 @@ def create_stac_item(
         except Exception as e:
             raise Exception("Failed to add THREDDS extension") from e
 
+        try:
+            item.validate()
+        except STACValidationError:
+            raise Exception("Failed to validate STAC item") from e
+
         # print(json.dumps(item.to_dict()))
         return json.loads(json.dumps(item.to_dict()))