Added a more structured model, some basic stats, ranked post list for a tag

model.py

@@ -0,0 +1,33 @@
+from dataclasses import dataclass, field
+from typing import Any, Dict, List
+
+
+@dataclass
+class StatsModel:
+    """Class that models the output of the Tumblr stats script."""
+    # Operation used to output stats.
+    operation: str = field(default_factory=str)
+
+    # Blog in question.
+    blog_name: str = field(default_factory=str)
+
+    # Tags used.
+    tags: List[str] = field(default_factory=list)
+
+    # Original posts.
+    post_map: Dict[str, Any] = field(default_factory=dict)
+
+    # Posts that are not original.
+    dumpster: Dict[str, Any] = field(default_factory=dict)
+
+    # Total posts handled.
+    total_posts: int = field(default_factory=int)
+
+    # Total original posts (per blog_name) handled.
+    total_original_posts: int = field(default_factory=int)
+
+    # Total original post (per blog_name) notes handled
+    total_original_post_notes: int = field(default_factory=int)
+
+    # Posts ranked from most popular to least popular.
+    ranked_post_urls: List[str] = field(default_factory=list)