fileset ingest: improve error handling

1 files changed, 18 insertions, 0 deletions

diff --git a/python/sandcrawler/fileset_types.py b/python/sandcrawler/fileset_types.py
index 51000d7..9fe8b0d 100644
--- a/python/sandcrawler/fileset_types.py
+++ b/python/sandcrawler/fileset_types.py
@@ -42,3 +42,21 @@ class ArchiveStrategyResult(BaseModel):
     ingest_strategy: str
     status: str
     manifest: List[FilesetManifestFile]
+
+class PlatformScopeError(Exception):
+    """
+    For incidents where platform helper discovers that the fileset/dataset is
+    out-of-cope after already starting to process it.
+
+    For example, attempting to ingest:
+
+    - a 'latest version' record, when the platform has version-specific records
+    - a single file within a dataset for a platform which has file-level identifiers
+    """
+    pass
+
+class PlatformRestrictedError(Exception):
+    """
+    When datasets are not publicly available on a platform (yet)
+    """
+    pass