verify checksum before caching

Author: geetu040

openml/_api/clients/http.py

@@ -651,13 +651,13 @@ def request(  # noqa: PLR0913, C901
         # otherwise an exception would have been raised before
         response = cast("Response", response)
 
+        if md5_checksum is not None:
+            self._verify_checksum(response, md5_checksum)
+
         if use_cache and self.cache is not None:
             cache_key = self.cache.get_key(url, params)
             self.cache.save(cache_key, response)
 
-        if md5_checksum is not None:
-            self._verify_checksum(response, md5_checksum)
-
         return response
 
     def _verify_checksum(self, response: Response, md5_checksum: str) -> None: