feat!: Docling v2 (#117)

---------

Signed-off-by: Christoph Auer <cau@zurich.ibm.com>
Signed-off-by: Maxim Lysak <mly@zurich.ibm.com>
Signed-off-by: Michele Dolfi <dol@zurich.ibm.com>
Signed-off-by: Panos Vagenas <35837085+vagenas@users.noreply.github.com>
Co-authored-by: Maxim Lysak <mly@zurich.ibm.com>
Co-authored-by: Michele Dolfi <dol@zurich.ibm.com>
Co-authored-by: Panos Vagenas <35837085+vagenas@users.noreply.github.com>

docling/models/base_model.py

@@ -0,0 +1,25 @@
+from abc import ABC, abstractmethod
+from typing import Any, Iterable
+
+from docling_core.types.doc import DoclingDocument, NodeItem
+
+from docling.datamodel.base_models import Page
+
+
+class BasePageModel(ABC):
+    @abstractmethod
+    def __call__(self, page_batch: Iterable[Page]) -> Iterable[Page]:
+        pass
+
+
+class BaseEnrichmentModel(ABC):
+
+    @abstractmethod
+    def is_processable(self, doc: DoclingDocument, element: NodeItem) -> bool:
+        pass
+
+    @abstractmethod
+    def __call__(
+        self, doc: DoclingDocument, element_batch: Iterable[NodeItem]
+    ) -> Iterable[Any]:
+        pass