Add Chain of Density Complex Example from Report

.gitignore

@@ -15,4 +15,7 @@ MNIST/*
 log.txt
 colabs/log.txt
 artifacts
-examples/jax/jax-llm/proteins-base/
+examples/jax/jax-llm/proteins-base/
+colabs/anthropic/.env
+colabs/anthropic/summarization/.env
+colabs/anthropic/media

colabs/anthropic/summarization/arxiv_models.py

@@ -0,0 +1,59 @@
+from pydantic import BaseModel
+from typing import List, Optional
+from datetime import datetime
+
+
+class Author(BaseModel):
+    full_name: str
+
+
+class Link(BaseModel):
+    href: str
+    title: Optional[str] = None
+    rel: Optional[str] = None
+    content_type: Optional[str] = None
+
+
+class ArxivPaper(BaseModel):
+    entry_id: str
+    updated: datetime
+    published: datetime
+    title: str
+    authors: List[Author]
+    summary: str
+    comment: Optional[str] = None
+    journal_ref: Optional[str] = None
+    doi: Optional[str] = None
+    primary_category: str
+    categories: List[str]
+    links: List[Link]
+    pdf_url: Optional[str] = None
+
+    def __getitem__(self, key):
+        return getattr(self, key)
+
+
+def convert_raw_arxiv_to_pydantic(paper):
+    return ArxivPaper(
+        entry_id=paper.entry_id,
+        updated=paper.updated,
+        published=paper.published,
+        title=paper.title,
+        authors=[Author(full_name=str(author)) for author in paper.authors],
+        summary=paper.summary,
+        comment=paper.comment,
+        journal_ref=paper.journal_ref,
+        doi=paper.doi,
+        primary_category=paper.primary_category,
+        categories=paper.categories,
+        links=[
+            Link(
+                href=link.href,
+                title=link.title,
+                rel=link.rel,
+                content_type=link.content_type,
+            )
+            for link in paper.links
+        ],
+        pdf_url=paper.pdf_url,
+    )