Add assertion in copy_part

Backblaze · Mar 25, 2021 · 20327ab · 20327ab
1 parent 0cb5344
commit 20327ab
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/b2sdk/raw_api.py b/b2sdk/raw_api.py
@@ -830,6 +830,7 @@ def copy_part(
             _add_range_header(range_dict, bytes_range)
             kwargs['range'] = range_dict['Range']
         if destination_server_side_encryption is not None:
+            assert destination_server_side_encryption.mode != EncryptionMode.SSE_B2
             kwargs['destinationServerSideEncryption'
                   ] = destination_server_side_encryption.as_value_dict()
         return self._post_json(